SB20251226200 - NULL pointer dereference in Linux kernel
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226200
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-2023-54051)
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/virtio_net.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/0a593e8a9d24360fbc469c5897d0791aa2f20ed3
- https://git.kernel.org/stable/c/210ff31342ade546d8d9d0ec4d3cf9cb50ae632d
- https://git.kernel.org/stable/c/2e03a92b241102aaf490439aa1b00239f84f530f
- https://git.kernel.org/stable/c/4c9bfadb4301daaceb6c575fa6ad3bc82c152e79
- https://git.kernel.org/stable/c/578371ce0d7f67ea1e65817c04478aaab0d36b68
- https://git.kernel.org/stable/c/a5f9e5804d239d288d983db36bbed45ed10729a0
- https://git.kernel.org/stable/c/b616be6b97688f2f2bd7c4a47ab32f27f94fb2a9
- https://git.kernel.org/stable/c/e3636862f5595b3d2f02650f7b21d39043a34f3e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.12