SB2025032782 - Memory leak in Linux kernel lib
Published: March 27, 2025 Updated: May 11, 2025
Security Bulletin ID
SB2025032782
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-2023-53000)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak within the validate_nla() and __nla_validate_parse() functions in lib/nlattr.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/3e5082b1c66c7783fbcd79b5b178573230e528ff
- https://git.kernel.org/stable/c/41b74e95f297ac360ca7ed6bf200100717cb6c45
- https://git.kernel.org/stable/c/539ca5dcbc91134bbe2c45677811c31d8b030d2d
- https://git.kernel.org/stable/c/992e4ff7116a77968039277b5d6aaa535c2f2184
- https://git.kernel.org/stable/c/f0950402e8c76e7dcb08563f1b4e8000fbc62455
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.166
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.91
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.231
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.9
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2