CVE-2022-1204Use After Free in Kernel

CWE-416Use After Free17 documents6 sources
Severity
5.5MEDIUMNVD
OSV7.8OSV6.7OSV4.4
EPSS
0.1%
top 67.07%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedAug 29
Latest updateSep 30

Description

A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages11 packages

debiandebian/linux< linux 5.17.3-1 (bookworm)
NVDlinux/linux_kernel< 5.17+1
Debianlinux/linux_kernel< 5.10.113-1+3
Ubuntulinux/linux_kernel< 4.15.0-189.200+3
CVEListV5linux/linux_kernelNot-Known.

Also affects: Debian Linux 10.0, Fedora 34, 35

Patches

🔴Vulnerability Details

7
OSV
linux, linux-aws, linux-kvm, linux-lts-xenial vulnerabilities2022-09-30
OSV
CVE-2022-1204: A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX2022-08-29
OSV
linux-azure vulnerabilities2022-07-28
OSV
linux-bluefield, linux-gcp-5.4, linux-gke-5.4 vulnerabilities2022-07-28
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 vulnerabilities2022-07-13

📋Vendor Advisories

9
Ubuntu
Linux kernel vulnerabilities2022-09-30
Microsoft
A use-after-free flaw was found in the Linux kernel’s Amateur Radio AX.25 protocol functionality in the way a user connects with the protocol. This flaw allows a local user to crash the system.2022-08-09
Ubuntu
Linux kernel vulnerabilities2022-07-28
Ubuntu
Linux kernel (Azure) vulnerabilities2022-07-28
Ubuntu
Linux kernel vulnerabilities2022-07-13