SB20250226123 - Memory leak in Linux kernel x86 kernel
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226123
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-2022-49546)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the machine_kexec() function in arch/x86/kernel/machine_kexec_64.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/115ee42a4c2f26ba2b4ace2668a3f004621f6833
- https://git.kernel.org/stable/c/8765a423a87d74ef24ea02b43b2728fe4039f248
- https://git.kernel.org/stable/c/b3e34a47f98974d0844444c5121aaff123004e57
- https://git.kernel.org/stable/c/f675e3a9189d84a9324ab45b0cb19906c2bc8fcb
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.3