SB20250226160 - Memory leak in Linux kernel core
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226160
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-2022-49697)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the __bpf_sk_lookup() and bpf_sk_lookup() functions in net/core/filter.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/3046a827316c0e55fc563b4fb78c93b9ca5c7c37
- https://git.kernel.org/stable/c/516760f1d2979903eaad5b437256913c5cd98416
- https://git.kernel.org/stable/c/5a62b5ba4c0ce8315b6382cd4ace81b48cd121cd
- https://git.kernel.org/stable/c/8ffe2e50e9678c8373027492035f094b130437f1
- https://git.kernel.org/stable/c/b03607437ea81b850599f705096b05b85e7a4a71
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.51