CVE-2022-20421
published 2022-10-11CVE-2022-20421: In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege…
PriorityP341high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.65%
46.8th percentile
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | linux | < linux 5.19.11-1 (bookworm) | linux 5.19.11-1 (bookworm) |
| android | — | — | |
| linux | linux_kernel | >= 0 < 5.10.149-1 | 5.10.149-1 |
| linux | linux_kernel | >= 0 < 5.19.11-1 | 5.19.11-1 |
| linux | linux_kernel | >= 0 < 5.19.11-1 | 5.19.11-1 |
| linux | linux_kernel | >= 0 < 5.19.11-1 | 5.19.11-1 |
| linux | linux_kernel | >= 0 < 4.15.0-201.212 | 4.15.0-201.212 |
| linux | linux_kernel | >= 0 < 5.4.0-136.153 | 5.4.0-136.153 |
| linux | linux_kernel | >= 0 < 5.15.0-57.63 | 5.15.0-57.63 |
CVSS provenance
nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
osv7.8HIGH
vendor_debian7.8HIGH
vendor_redhat7.8HIGH
vendor_ubuntu7.8HIGH
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CISA ICS
Siemens SIMATIC
cisa_ics·2024-03-14
Siemens SIMATIC
ICS Advisory
##
Siemens SIMATIC
Release DateMarch 14, 2024
Alert CodeICSA-24-074-07
As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
View CSAF
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely/low attack complexity
- Vendor: Siemens
- Equipment: SIMATIC
- Vulnerabilities: Improper Restriction of Operations within the Bounds of a Memory Buffer, Improper Input Validation, Missing Encryption of Sensitive Data, Incorrect Permission Assignment for Critical Resource, Expected Beha
CISA ICS
Siemens SIMATIC S7-1500 TM MFP BIOS
cisa_ics·2023-06-15·CVSS 5.9
[MEDIUM] Siemens SIMATIC S7-1500 TM MFP BIOS
ICS Advisory
##
Siemens SIMATIC S7-1500 TM MFP BIOS
Release DateJune 15, 2023
Alert CodeICSA-23-166-10
## As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely / low attack complexity
- Vendor: Siemens
- Equipment: SIMATIC S7-1500 TM MFP
- Vulnerabilities: Improper Input Validation, Out-of-bounds Read, Use After Free, Out-of-bounds Write, Infinite Loop, Reachable Assertion, Off-by-one Error, Incorrect Default Permissions, Double Fr
CISA ICS
Siemens SIMATIC S7-1500 TM MFP Linux Kernel
cisa_ics·2023-06-15·CVSS 5.5
[MEDIUM] Siemens SIMATIC S7-1500 TM MFP Linux Kernel
ICS Advisory
##
Siemens SIMATIC S7-1500 TM MFP Linux Kernel
Release DateJune 15, 2023
Alert CodeICSA-23-166-11
## As of January 10, 2023, CISA will no longer be updating ICS security advisories for Siemens product vulnerabilities beyond the initial advisory. For the most up-to-date information on vulnerabilities in this advisory, please see Siemens' ProductCERT Security Advisories (CERT Services | Services | Siemens Global).
## 1. EXECUTIVE SUMMARY
- CVSS v3 9.8
- ATTENTION: Exploitable remotely / low attack complexity / public exploits available
- Vendor: Siemens ProductCERT
- Equipment: SIMATIC S7-1500 TM MFP
- Vulnerabilities: Multiple vulnerabilities
## 2. RISK EVALUATION
Exploitation of these vulnerabilities could lead to denial-of-service, crashing t
Ubuntu
Linux kernel (GKE) vulnerabilities
vendor_ubuntu·2023-02-15·CVSS 5.5
CVE-2022-4095 [MEDIUM] Linux kernel (GKE) vulnerabilities
Title: Linux kernel (GKE) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Kyle Zeng discovered that the sysctl implementation in the Linux kernel
contained a stack-based buffer overflow. A local attacker could use this to
cause a denial of service (system crash) or execute arbitrary code.
(CVE-2022-4378)
Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation
in the Linux kernel contained multiple use-after-free vulnerabilities. A
physically proximate attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code. (CVE-2022-42896)
Mingwei Zhang discovered that the KVM implementation for AMD processors in
the Linux kernel did not properly handle cache coherency with Secure
Encrypted Virtualization
Ubuntu
Linux kernel (BlueField) vulnerabilities
vendor_ubuntu·2023-01-19·CVSS 7.8
CVE-2022-39188 [HIGH] Linux kernel (BlueField) vulnerabilities
Title: Linux kernel (BlueField) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A
Ubuntu
Linux kernel (Azure) vulnerabilities
vendor_ubuntu·2023-01-10·CVSS 7.8
CVE-2022-39188 [HIGH] Linux kernel (Azure) vulnerabilities
Title: Linux kernel (Azure) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A loc
Ubuntu
Linux kernel (IBM) vulnerabilities
vendor_ubuntu·2023-01-10·CVSS 7.8
CVE-2022-3541 [HIGH] Linux kernel (IBM) vulnerabilities
Title: Linux kernel (IBM) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the io_uring subsystem in the Linux kernel did not
properly perform reference counting in some situations, leading to a use-
after-free vulnerability. A local attacker could use this to cause a denial
of service (system crash) or possibly execute arbitrary code.
(CVE-2022-3910)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorr
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2023-01-10·CVSS 7.8
CVE-2022-3910 [HIGH] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the io_uring subsystem in the Linux kernel did not
properly perform reference counting in some situations, leading to a use-
after-free vulnerability. A local attacker could use this to cause a denial
of service (system crash) or possibly execute arbitrary code.
(CVE-2022-3910)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly
Ubuntu
Linux kernel (Azure) vulnerabilities
vendor_ubuntu·2023-01-09·CVSS 7.8
CVE-2022-39842 [HIGH] Linux kernel (Azure) vulnerabilities
Title: Linux kernel (Azure) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A loc
Ubuntu
Linux kernel (Azure) vulnerabilities
vendor_ubuntu·2023-01-09·CVSS 7.8
CVE-2022-3623 [HIGH] Linux kernel (Azure) vulnerabilities
Title: Linux kernel (Azure) vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the io_uring subsystem in the Linux kernel did not
properly perform reference counting in some situations, leading to a use-
after-free vulnerability. A local attacker could use this to cause a denial
of service (system crash) or possibly execute arbitrary code.
(CVE-2022-3910)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel inco
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2023-01-09·CVSS 5.5
CVE-2022-39188 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Mingwei Zhang discovered that the KVM implementation for AMD processors in
the Linux kernel did not properly handle cache coherency with Secure
Encrypted Virtualization (SEV). A local attacker could possibly use this to
cause a denial of service (host system crash). (CVE-2022-0171)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain mes
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2023-01-06·CVSS 5.5
CVE-2022-3646 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
Mingwei Zhang discovered that the KVM implementation for AMD processors in
the Linux kernel did not properly handle cache coherency with Secure
Encrypted Virtualization (SEV). A local attacker could possibly use this to
cause a denial of service (host system crash). (CVE-2022-0171)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain mes
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2023-01-06·CVSS 7.8
CVE-2022-40307 [HIGH] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A local attac
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2023-01-06·CVSS 4.4
CVE-2022-39188 [MEDIUM] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the BPF verifier in the Linux kernel did not
properly handle internal data structures. A local attacker could use this
to expose sensitive information (kernel memory). (CVE-2021-4159)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A local attacker could use
this to cause a denial of service (system crash). (CVE-2022-3061)
Ubuntu
Linux kernel vulnerabilities
vendor_ubuntu·2023-01-06·CVSS 7.8
CVE-2022-3623 [HIGH] Linux kernel vulnerabilities
Title: Linux kernel vulnerabilities
Summary: Several security issues were fixed in the Linux kernel.
It was discovered that the io_uring subsystem in the Linux kernel did not
properly perform reference counting in some situations, leading to a use-
after-free vulnerability. A local attacker could use this to cause a denial
of service (system crash) or possibly execute arbitrary code.
(CVE-2022-3910)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly
Android
CVE-2022-20421: Binder driver
vendor_android·2022-10-01·CVSS 7.8
CVE-2022-20421 [HIGH] CVE-2022-20421: Binder driver
Android Security Bulletin 2022-10-01
CVE: CVE-2022-20421
Severity: HIGH
Type: EoP
Component: Binder driver
References: A-239630375
Upstream kernel
Red Hat
kernel: use after free in binder_inc_ref_for_node in drivers/android/binder.c due
vendor_redhat·2022-08-01·CVSS 7.8
CVE-2022-20421 [HIGH] CWE-416 kernel: use after free in binder_inc_ref_for_node in drivers/android/binder.c due
kernel: use after free in binder_inc_ref_for_node in drivers/android/binder.c due
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
A vulnerability was found in the binder_inc_ref_for_node function in drivers/android/binder.c due to memory corruption, causing a use-after-free issue in the Linux kernel. This flaw could lead to local privilege escalation.
Statement: There was no shipped kernel version that was seen affected by this problem. These files are not built in our source code.
Package: kerne
Debian
CVE-2022-20421: linux - In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memor...
vendor_debian·2022·CVSS 7.8
CVE-2022-20421 [HIGH] CVE-2022-20421: linux - In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memor...
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
Scope: local
bookworm: resolved (fixed in 5.19.11-1)
bullseye: resolved (fixed in 5.10.149-1)
forky: resolved (fixed in 5.19.11-1)
sid: resolved (fixed in 5.19.11-1)
trixie: resolved (fixed in 5.19.11-1)
VulDB
Google Android binder.c binder_inc_ref_for_node use after free (A-239630375 / EUVD-2022-25681)
vuldb·2026-04-13·CVSS 7.8
CVE-2022-20421 [HIGH] Google Android binder.c binder_inc_ref_for_node use after free (A-239630375 / EUVD-2022-25681)
A vulnerability has been found in Google Android and classified as critical. Impacted is the function binder_inc_ref_for_node of the file binder.c. Performing a manipulation results in use after free.
This vulnerability was named CVE-2022-20421. The attack needs to be approached locally. There is no available exploit.
It is suggested to install a patch to address this issue.
VulDB
Google Android use after free (A-239630375 / EUVD-2022-25681)
vuldb·2026-04-13·CVSS 7.8
CVE-2022-20421 [HIGH] Google Android use after free (A-239630375 / EUVD-2022-25681)
A vulnerability, which was classified as problematic, was found in Google Android. Affected is an unknown function. Executing a manipulation can lead to use after free.
This vulnerability is tracked as CVE-2022-20421. The attack is restricted to local execution. No exploit exists.
It is advisable to implement a patch to correct this issue.
OSV
linux-gke-5.15 vulnerabilities
osv·2023-02-15·CVSS 5.5
CVE-2022-4378 [MEDIUM] linux-gke-5.15 vulnerabilities
linux-gke-5.15 vulnerabilities
Kyle Zeng discovered that the sysctl implementation in the Linux kernel
contained a stack-based buffer overflow. A local attacker could use this to
cause a denial of service (system crash) or execute arbitrary code.
(CVE-2022-4378)
Tamás Koczka discovered that the Bluetooth L2CAP handshake implementation
in the Linux kernel contained multiple use-after-free vulnerabilities. A
physically proximate attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code. (CVE-2022-42896)
Mingwei Zhang discovered that the KVM implementation for AMD processors in
the Linux kernel did not properly handle cache coherency with Secure
Encrypted Virtualization (SEV). A local attacker could possibly use this to
cause a denial of service
OSV
linux-bluefield vulnerabilities
osv·2023-01-19·CVSS 7.8
CVE-2022-20421 [HIGH] linux-bluefield vulnerabilities
linux-bluefield vulnerabilities
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A local attacker could use
this to cause a denial of service (system crash). (CVE-2
OSV
linux-azure-5.4, linux-azure-fde vulnerabilities
osv·2023-01-10·CVSS 7.8
CVE-2022-20421 [HIGH] linux-azure-5.4, linux-azure-fde vulnerabilities
linux-azure-5.4, linux-azure-fde vulnerabilities
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A local attacker could use
this to cause a denial of service (syst
OSV
linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-azure-fde vulnerabilities
osv·2023-01-09·CVSS 5.5
CVE-2022-0171 [MEDIUM] linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-azure-fde vulnerabilities
linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-azure-fde vulnerabilities
Mingwei Zhang discovered that the KVM implementation for AMD processors in
the Linux kernel did not properly handle cache coherency with Secure
Encrypted Virtualization (SEV). A local attacker could possibly use this to
cause a denial of service (host system crash). (CVE-2022-0171)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payload
OSV
linux-azure vulnerabilities
osv·2023-01-09·CVSS 7.8
CVE-2022-20421 [HIGH] linux-azure vulnerabilities
linux-azure vulnerabilities
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A local attacker could use
this to cause a denial of service (system crash). (CVE-2022-
OSV
linux, linux-aws, linux-aws-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vuln
osv·2023-01-06·CVSS 7.8
CVE-2022-20421 [HIGH] linux, linux-aws, linux-aws-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vuln
linux, linux-aws, linux-aws-5.4, linux-gcp, linux-gcp-5.4, linux-gke, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux Kernel incorrectly handled certain message
payloads in some situations. A remote attacker could possibly use this to
cause a denial of service or bypass firewall filtering. (CVE-2022-2663)
It was discovered that
OSV
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities
osv·2023-01-06·CVSS 4.4
CVE-2021-4159 [MEDIUM] linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities
linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities
It was discovered that the BPF verifier in the Linux kernel did not
properly handle internal data structures. A local attacker could use this
to expose sensitive information (kernel memory). (CVE-2021-4159)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
It was discovered that the Intel 740 frame buffer driver in the Linux
kernel contained a divide by zero vulnerability. A lo
OSV
linux, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency, linux-oracle, linux-raspi, vulnerabilities
osv·2023-01-06·CVSS 5.5
CVE-2022-0171 [MEDIUM] linux, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency, linux-oracle, linux-raspi, vulnerabilities
linux, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-kvm, linux-lowlatency, linux-oracle, linux-raspi, vulnerabilities
Mingwei Zhang discovered that the KVM implementation for AMD processors in
the Linux kernel did not properly handle cache coherency with Secure
Encrypted Virtualization (SEV). A local attacker could possibly use this to
cause a denial of service (host system crash). (CVE-2022-0171)
It was discovered that a race condition existed in the Android Binder IPC
subsystem in the Linux kernel, leading to a use-after-free vulnerability. A
local attacker could use this to cause a denial of service (system crash)
or possibly execute arbitrary code. (CVE-2022-20421)
David Leadbeater discovered that the netfilter IRC protocol tracking
implementation in the Linux
GHSA
GHSA-gwp4-2h57-rrxw: In binder_inc_ref_for_node of binder
ghsa_unreviewed·2022-10-12
CVE-2022-20421 [HIGH] CWE-416 GHSA-gwp4-2h57-rrxw: In binder_inc_ref_for_node of binder
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
OSV
CVE-2022-20421: In binder_inc_ref_for_node of binder
osv·2022-10-11·CVSS 7.8
CVE-2022-20421 [HIGH] CVE-2022-20421: In binder_inc_ref_for_node of binder
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-239630375References: Upstream kernel
OSV
CVE-2022-20421: In binder_inc_ref_for_node of binder
osv·2022-10-01
CVE-2022-20421 CVE-2022-20421: In binder_inc_ref_for_node of binder
In binder_inc_ref_for_node of binder.c, there is a possible way to corrupt memory due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlhttps://source.android.com/security/bulletin/2022-10-01https://www.debian.org/security/2022/dsa-5257https://lists.debian.org/debian-lts-announce/2022/11/msg00001.htmlhttps://source.android.com/security/bulletin/2022-10-01https://www.debian.org/security/2022/dsa-5257
2022-10-11
Published