#VU104394 Memory leak in Linux kernel - CVE-2022-49209
Published: February 26, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104394
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2022-49209
CWE-ID: CWE-401
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the sk_msg_alloc() function in net/core/skmsg.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
External links
- https://git.kernel.org/stable/c/6d03722c34d9603df325f67c6d30dc1b7b3c6067
- https://git.kernel.org/stable/c/9c34e38c4a870eb30b13f42f5b44f42e9d19ccb8
- https://git.kernel.org/stable/c/bec34a91eba3483e1830c02bdd36f8f968642047
- https://git.kernel.org/stable/c/d0b85dfc6f01d26808e2576c6537c131b590e270
- https://git.kernel.org/stable/c/de3a8d8fab0710186f7864ec812836d8d70da3c9
- https://git.kernel.org/stable/c/f677328f05f52d535cbdc15cb04476db49477eb4
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19