SB20250916121 - Use-after-free in Linux kernel ntfs3
Published: September 16, 2025 Updated: September 22, 2025
Security Bulletin ID
SB20250916121
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-2023-53194)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the indx_get_root() function in fs/ntfs3/index.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/08e8cf5f2d9ec383a2e339a2711b62a54ff3fba0
- https://git.kernel.org/stable/c/0d04e45c65f0785e558b93d2631d58680f263e10
- https://git.kernel.org/stable/c/85afd3007465f8bc74afffbf5b84ec29f5310b03
- https://git.kernel.org/stable/c/eb5b59931d20f3b02076fae49e85282310b12012
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.4