#VU104916 Buffer overflow in Linux kernel - CVE-2022-49266
Published: February 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU104916
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-2022-49266
CWE-ID: CWE-119
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 corruption within the blkcg_iolatency_done_bio() function in block/blk-iolatency.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/09737db4c891eba25e6f6383a7c38afd4acc883f
- https://git.kernel.org/stable/c/aa1b46dcdc7baaf5fec0be25782ef24b26aa209e
- https://git.kernel.org/stable/c/af9452dfdba4bf7359ef7645eee2d243a1df0649
- https://git.kernel.org/stable/c/dbd20bb904ad5731aaca8d009367a930d6ada111
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.16.19