SB20251028134 - Resource management error in Linux kernel core
Published: October 28, 2025
Security Bulletin ID
SB20251028134
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-2025-40078)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to resource management error within the sock_addr_is_valid_access() function in net/core/filter.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/4f00858cd9bbbdf67159e28b85a8ca9e77c83622
- https://git.kernel.org/stable/c/6d8b1a21fd5c34622b0c3893c61e4a38d8ba53ec
- https://git.kernel.org/stable/c/6fabca2fc94d33cdf7ec102058983b086293395f
- https://git.kernel.org/stable/c/ad8b4fe5617e3c85fc23267f02500c4f3bf0ff69
- https://git.kernel.org/stable/c/cdeafacb4f9ff261a96baef519e29480fd7b1019
- https://git.kernel.org/stable/c/fe9d33f0470350558cb08cecb54cf2267b3a45d2