SB20250226735 - Resource management error in Linux kernel ipv4
Published: February 26, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250226735
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-2022-49663)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the skb_tunnel_check_pmtu() function in net/ipv4/ip_tunnel_core.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/32dcf62efa0003f92a976aea0c57f118e689de8b
- https://git.kernel.org/stable/c/59c51c3b545128a92ebfb6dbae990d3abee110e7
- https://git.kernel.org/stable/c/674a641e5b67e16ba3112eacd680ff87b38539de
- https://git.kernel.org/stable/c/853a7614880231747040cada91d2b8d2e995c51a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.129
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.53
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19