SB2025031271 - Improper error handling in Linux kernel net driver
Published: March 12, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025031271
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) Improper error handling (CVE-ID: CVE-2025-21865)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling within the gtp_net_exit_batch_rtnl() function in drivers/net/gtp.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/37e7644b961600ef0beb01d3970c3034a62913af
- https://git.kernel.org/stable/c/4ccacf86491d33d2486b62d4d44864d7101b299d
- https://git.kernel.org/stable/c/9d03e7e37187ae140e716377599493987fb20c5b
- https://git.kernel.org/stable/c/b70fa591b066d52b141fc430ffdee35b6cc87a66
- https://git.kernel.org/stable/c/ff81b14010362f6188ca26fec22ff05e4da45595
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.17