SB20251226117 - Use-after-free in Linux kernel android driver
Published: December 26, 2025 Updated: December 31, 2025
Security Bulletin ID
SB20251226117
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Use-after-free (CVE-ID: CVE-2023-54157)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the binder_update_page_range() function in drivers/android/binder_alloc.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/1bb8a65190d45cd5c7dbc85e29b9102110cd6be6
- https://git.kernel.org/stable/c/931ea1ed31be939c1efdbc49bc66d2a45684f9b4
- https://git.kernel.org/stable/c/ca0cc0a9c6e56c699e2acbb93d8024523021f3c3
- https://git.kernel.org/stable/c/d1d8875c8c13517f6fd1ff8d4d3e1ac366a17e07
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.115
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.31
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.4