SB2025050818 - Memory leak in Linux kernel bpf
Published: May 8, 2025 Updated: May 10, 2025
Security Bulletin ID
SB2025050818
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-2025-37807)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the htab_is_percpu() and htab_percpu_map_gen_lookup() functions in kernel/bpf/hashtab.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.