SB2025100839 - Memory leak in Linux kernel lib
Published: October 8, 2025 Updated: October 27, 2025
Security Bulletin ID
SB2025100839
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Memory leak (CVE-ID: CVE-2022-50529)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the test_firmware_init() function in lib/test_firmware.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/04dd47a2e169f2d4489636afa07ff0469aab49ab
- https://git.kernel.org/stable/c/0b5a89e8bce1ea43687742b4de8e216189ff94ac
- https://git.kernel.org/stable/c/357379d504c0c8b0834e206ad8c49e4b3c98ed4d
- https://git.kernel.org/stable/c/628de998a3abfffb3f9677d2fb39a1d5dcb32fdb
- https://git.kernel.org/stable/c/6dd5fbd243f19f087dc79481acb7d69fb57fea2c
- https://git.kernel.org/stable/c/7610615e8cdb3f6f5bbd9d8e7a5d8a63e3cabf2e
- https://git.kernel.org/stable/c/8d8c1d6a430f0aadb80036e2b1bc0a05f9fad247
- https://git.kernel.org/stable/c/ed5cbafaf7ce8b86f19998c00eb020c8d49b017f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.14.303