SB20251230205 - NULL pointer dereference in Linux kernel linux usb
Published: December 30, 2025 Updated: December 30, 2025
Security Bulletin ID
SB20251230205
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-2023-54299)
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/usb/typec_altmode.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/0ad6bad31da692f8d7acacab07eabe7586239ae0
- https://git.kernel.org/stable/c/0d3b5fe47938e9c451466845304a2bd74e967a80
- https://git.kernel.org/stable/c/1101867a1711c27d8bbe0e83136bec47f8c1ca2a
- https://git.kernel.org/stable/c/38e1f2ee82bacbbfded8f1c06794a443d038d054
- https://git.kernel.org/stable/c/5f71716772b88cbe0e1788f6a38d7871aff2120b
- https://git.kernel.org/stable/c/d49547950bf7f3480d6ca05fe055978e5f0d9e5b
- https://git.kernel.org/stable/c/f23643306430f86e2f413ee2b986e0773e79da31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.195
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.132
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.257
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.53
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4.16
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.5.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6