#VU104829 Race condition within a thread in Linux kernel - CVE-2022-49631

Vulnerability identifier: #VU104829

Vulnerability risk: Low

CVSSv4.0: 1.1 [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-2022-49631

CWE-ID: CWE-366

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to corrupt data.

The vulnerability exists due to a data race within the include/net/raw.h. A local user can corrupt data.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Linux kernel: All versions

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External links
https://git.kernel.org/stable/c/038a87b3e460d2ee579c8b1bd3890d816d6687b1
https://git.kernel.org/stable/c/1dace014928e6e385363032d359a04dee9158af0
https://git.kernel.org/stable/c/46e9c46203fd4676720ddca0fef7eff26826648e
https://git.kernel.org/stable/c/ab5adca2e17d6595f3fc0e25ccb6bcbe2e01ca4f
https://git.kernel.org/stable/c/cc9540ba5b3652c473af7e54892a48cdced87983

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.