SB2025100171 - Resource management error in Linux kernel ipv4
Published: October 1, 2025
Security Bulletin ID
SB2025100171
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-2025-39913)
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/539920180c55f5e13a2488a2339f94e6b8cb69e0
- https://git.kernel.org/stable/c/66bcb04a441fbf15d66834b7e3eefb313dd750c8
- https://git.kernel.org/stable/c/9c2a6456bdf9794474460d885c359b6c4522d6e3
- https://git.kernel.org/stable/c/a3967baad4d533dc254c31e0d221e51c8d223d58
- https://git.kernel.org/stable/c/de89e58368f8f07df005ecc1c86ad94898a999f2