#VU117613 Buffer overflow in Linux kernel - CVE-2022-50580
Published: October 23, 2025 / Updated: October 26, 2025
Vulnerability identifier: #VU117613
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-2022-50580
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 tg_with_in_bps_limit() function in block/blk-throttle.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's repository.
External links
- https://git.kernel.org/stable/c/19c010ae44f0ce52b5436080492a61a092ee0cf4
- https://git.kernel.org/stable/c/70b2adb1d698fbc63d3b3848c452524dc15872c5
- https://git.kernel.org/stable/c/8d6bbaada2e0a65f9012ac4c2506460160e7237a
- https://git.kernel.org/stable/c/ca67b0563b39e79290c23e509319c178b9ca9104
- https://git.kernel.org/stable/c/cc6f0855bf8d9b729df28ff443ced7350c380dbd
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.17