SB20250227177 - Resource management error in Linux kernel mptcp
Published: February 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB20250227177
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-2025-21706)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the mptcp_pm_nl_set_flags() function in net/mptcp/pm_netlink.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/1bb0d1348546ad059f55c93def34e67cb2a034a6
- https://git.kernel.org/stable/c/22b0734c9401a74ed4ebd9e8ef0da33e493852eb
- https://git.kernel.org/stable/c/8ac344cbd84fda75e05e1f445f7f8fb24dc175e1
- https://git.kernel.org/stable/c/9e3d61620a3cd033319553b980ff3a350adbe1bc
- https://git.kernel.org/stable/c/de3b8d41d2547452c4cafb146d003fa4689fbaf2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.78