SB20251230198 - NULL pointer dereference in Linux kernel
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230198
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) NULL pointer dereference (CVE-ID: CVE-2023-54323)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the include/linux/libnvdimm.h. 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/18c65667fa9104780eeaa0dc1bc240f0c2094772
- https://git.kernel.org/stable/c/a371788d4f4a7f59eecd22644331d599979fd283
- https://git.kernel.org/stable/c/f57aec443c24d2e8e1f3b5b4856aea12ddda4254
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.2.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3