CVE-2022-4095 — Use After Free in Kernel

CWE-416 — Use After FreeCWE-787 — Out-of-bounds WriteCWE-121 — Stack-based Buffer Overflow34 documents9 sources
Severity
7.8HIGHNVD
OSV7.0OSV5.5OSV4.4
EPSS
0.0%
top 96.33%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
13
Linux KernelDebian LinuxMsrc Azl3 Tensorflow 2.11.1-1 ON Azure Linux 3.0+10 more
Timeline
PublishedMar 22
Latest updateJun 15

Description

A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c, allowing an attacker to launch a local denial of service attack and gain escalation of privileges.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages16 packages

▶NVDlinux/linux_kernel2.6.37 — 4.9.328+7
▶Debianlinux/linux_kernel< 5.10.148-1+3
▶Ubuntulinux/linux_kernel< 4.15.0-201.212+3
▶CVEListV5linux/linux_kernelLinux Kernel prior to kernel 6.0 rc4
▶debiandebian/linux< linux 5.19.11-1 (bookworm)

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

12
OSV
linux-oem-5.17 vulnerabilities↗2023-05-10
▶
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities↗2023-04-26
▶
GHSA
GHSA-cfq4-hg5x-x4r5: A use-after-free flaw was found in Linux kernel before 5↗2023-03-22
▶
OSV
CVE-2022-4095: A use-after-free flaw was found in Linux kernel before 5↗2023-03-22
▶
OSV
linux-gke-5.15 vulnerabilities↗2023-02-15
▶

📋Vendor Advisories

20
CISA ICS
Siemens SIMATIC S7-1500 TM MFP Linux Kernel↗2023-06-15
▶
Ubuntu
Linux kernel (OEM) vulnerabilities↗2023-05-10
▶
Ubuntu
Linux kernel vulnerabilities↗2023-04-26
▶
Microsoft
A use-after-free flaw was found in Linux kernel before 5.19.2. This issue occurs in cmd_hdl_filter in drivers/staging/rtl8712/rtl8712_cmd.c allowing an attacker to launch a local denial of service att↗2023-03-14
▶
Ubuntu
Linux kernel (GKE) vulnerabilities↗2023-02-15
▶

💬Community

1
HackerOne
CVE-2022-35260: .netrc parser out-of-bounds access↗2022-10-27
▶
CVE-2022-4095 — Use After Free in Linux Kernel | cvebase