SB2025032784 - Memory leak in Linux kernel ipv4
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025032784
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) Memory leak (CVE-ID: CVE-2023-52996)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the fib_metrics_match() function in net/ipv4/fib_semantics.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/5e9398a26a92fc402d82ce1f97cc67d832527da0
- https://git.kernel.org/stable/c/7f9828fb1f688210e681268490576f0ca65c322a
- https://git.kernel.org/stable/c/8f0eb24f1a7a60ce635f0d757a46f1a37a4d467d
- https://git.kernel.org/stable/c/ca3cf947760de050d558293002ad3e7f4b8745d2
- https://git.kernel.org/stable/c/f9753ebd61be2d957b5504cbd3fd719674f05b7a
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.9