SB20250502276 - Resource management error in Linux kernel ipv4
Published: May 2, 2025 Updated: May 10, 2025
Security Bulletin ID
SB20250502276
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) Resource management error (CVE-ID: CVE-2022-49877)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the tcp_bpf_send_verdict() function in net/ipv4/tcp_bpf.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/14e8bc3bf7bd6af64d7538a0684c8238d96cdfd7
- https://git.kernel.org/stable/c/8ec95b94716a1e4d126edc3fb2bc426a717e2dba
- https://git.kernel.org/stable/c/95adbd2ac8de82e43fd6b347e7e1b47f74dc1abb
- https://git.kernel.org/stable/c/cc21dc48a78cc9e5af9a4d039cd456446a6e73ff
- https://git.kernel.org/stable/c/d975bec1eaeb52341acc9273db79ddb078220399
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.225