SB2025022729 - Input validation error in Linux kernel security
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025022729
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-2022-49180)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper input validation within the selinux_fs_context_parse_param() function in security/selinux/hooks.c, within the security_fs_context_dup() function in security/security.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/00fc07fa0b4a004711b6e1a944f0d2e46f7093b7
- https://git.kernel.org/stable/c/2784604c8c6fc523248f8f80a421c313a9d790b7
- https://git.kernel.org/stable/c/cadae7c5e477aaafcba819b8e4a3d1c1a1503b62
- https://git.kernel.org/stable/c/ddcdda888e14ca451b3ee83d11b65b2a9c8e783b
- https://git.kernel.org/stable/c/ecff30575b5ad0eda149aadad247b7f75411fd47
- https://git.kernel.org/stable/c/f3f93a1aaafc3032e0a9655fb43deccfb3e953a3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.33