SB2026012393 - Memory leak in Linux kernel bpf
Published: January 23, 2026
Security Bulletin ID
SB2026012393
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-2026-22994)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the bpf_prog_test_run_xdp() function in net/bpf/test_run.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/368569bc546d3368ee9980ba79fc42fdff9a3365
- https://git.kernel.org/stable/c/737be05a765761d7d7c9f7fe92274bd8e6f6951e
- https://git.kernel.org/stable/c/98676ee71fd4eafeb8be63c7f3f1905d40e03101
- https://git.kernel.org/stable/c/ec69daabe45256f98ac86c651b8ad1b2574489a7
- https://git.kernel.org/stable/c/fb9ef40cccdbacce36029b305d0ef1e12e4fea38