SB20251230100 - Memory leak in Linux kernel bpf
Published: December 30, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251230100
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-2023-54181)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the check_cond_jmp_op() function in kernel/bpf/verifier.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/5927f0172d2809d8fc09c1ba667280b0387e9f73
- https://git.kernel.org/stable/c/acfdc8b77016c8e648aadc283177546c88083dd3
- https://git.kernel.org/stable/c/c96c67991aac6401b4c6996093bccb704bb2ea4b
- https://git.kernel.org/stable/c/d75e30dddf73449bc2d10bb8e2f1a2c446bc67a2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.53
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6