SB20250402134 - Input validation error in Linux kernel wireless
Published: April 2, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250402134
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) Input validation error (CVE-ID: CVE-2025-21909)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the parse_monitor_flags() function in net/wireless/nl80211.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/236f41ca728f23210b31ed2d1d8a6df575a4b2d6
- https://git.kernel.org/stable/c/351eb7ac53ff1cd94d893c0c4534ced2f36ae7d7
- https://git.kernel.org/stable/c/49f27f29446a5bfe633dd2cc0cfebd48a1a5e77f
- https://git.kernel.org/stable/c/521e55c2b0d6028861ac0a2d06aa57bb0e3ac486
- https://git.kernel.org/stable/c/5ea856d93794c4afa5542defd8c61f2708dc245a
- https://git.kernel.org/stable/c/ac4860141300581d3e2f6c6dafa37220f7ea9f65
- https://git.kernel.org/stable/c/cd1bdcb77fdc03c253137e55bae10551b3481461
- https://git.kernel.org/stable/c/ebebbb0eded2ed9a1abfa31962f6fb699e6abce7
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.83