SB2025091658 - Memory leak in Linux kernel events intel
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB2025091658
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-2022-50318)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the hswep_has_limit_sbox() function in arch/x86/events/intel/uncore_snbep.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/1ff9dd6e7071a561f803135c1d684b13c7a7d01d
- https://git.kernel.org/stable/c/3485f197518061371568f842405159aa9e4df551
- https://git.kernel.org/stable/c/48f32b9a74e2ac8e854bb87bfefdbc745125a123
- https://git.kernel.org/stable/c/5a96c10a56037db006ba6769307a9731cf6073be
- https://git.kernel.org/stable/c/bd66877c0b3b42eed0ecee0bd2a2a505c1e54177
- https://git.kernel.org/stable/c/c0539d5d474ee6fa4ebc41f927a0f98f81244f25
- https://git.kernel.org/stable/c/e293263248f25c6b8aa1caf7c1103d40aa03311e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.229