SB20250422161 - Resource management error in Linux kernel netfilter
Published: April 22, 2025 Updated: June 6, 2025
Security Bulletin ID
SB20250422161
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-2025-22056)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the nft_tunnel_obj_geneve_init() and nft_tunnel_opts_dump() functions in net/netfilter/nft_tunnel.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/0a93a710d6df334b828ea064c6d39fda34f901dc
- https://git.kernel.org/stable/c/1b755d8eb1ace3870789d48fbd94f386ad6e30be
- https://git.kernel.org/stable/c/28d88ee1e1cc8ac2d79aeb112717b97c5c833d43
- https://git.kernel.org/stable/c/31d49eb436f2da61280508d7adf8c9b473b967aa
- https://git.kernel.org/stable/c/446d94898c560ed2f61e26ae445858a4c4830762
- https://git.kernel.org/stable/c/708e268acb3a446ad2a8a3d2e9bd41cc23660cd6
- https://git.kernel.org/stable/c/a263d31c8c92e5919d41af57d9479cfb66323782
- https://git.kernel.org/stable/c/ca2adfc03cd6273f0b589fe65afc6f75e0fe116e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.180