Race condition within a thread in Linux kernel - CVE-2022-49344
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104848
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49344
CWE-ID: CWE-366
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel
Linux kernel
Detailed vulnerability description
The vulnerability allows a local user to corrupt data.
The vulnerability exists due to a data race within the unix_dgram_peer_wake_me() function in net/unix/af_unix.c. A local user can corrupt data.
How to mitigate CVE-2022-49344
Install update from vendor's website.
Sources
- https://git.kernel.org/stable/c/556720013c36c193d9cbfb06e7b33e51f0c39fbf
- https://git.kernel.org/stable/c/662a80946ce13633ae90a55379f1346c10f0c432
- https://git.kernel.org/stable/c/71e8bfc7f838cabc60cba24e09ca84c4f8321ab2
- https://git.kernel.org/stable/c/8801eb3ccd2e4e3b1a01449383e3321ae6dbd9d6
- https://git.kernel.org/stable/c/95f0ba806277733bf6024e23e27e1be773701cca
- https://git.kernel.org/stable/c/c61848500a3fd6867dfa4834b8c7f97133eceb9f
- https://git.kernel.org/stable/c/c926ae58f24f7bd55aa2ea4add9f952032507913
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.47