SB2024123081 - Use-after-free in Linux kernel ubifs
Published: December 30, 2024 Updated: May 12, 2025
Security Bulletin ID
SB2024123081
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-2024-53171)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the get_znodes_to_commit() function in fs/ubifs/tnc_commit.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/01d3a2293d7e4edfff96618c15727db7e51f11b6
- https://git.kernel.org/stable/c/2497479aecebe869d23a0064e0fd1a03e34f0e2a
- https://git.kernel.org/stable/c/398a91599d263e41c5f95a2fd4ebdb6280b5c6c3
- https://git.kernel.org/stable/c/4617fb8fc15effe8eda4dd898d4e33eb537a7140
- https://git.kernel.org/stable/c/4d9807048b851d7a58d5bd089c16254af896e4df
- https://git.kernel.org/stable/c/74981f7577d183acad1cd58f74c10d263711a215
- https://git.kernel.org/stable/c/8d8b3f5f4cbfbf6cb0ea4a4d5dc296872b4151eb
- https://git.kernel.org/stable/c/daac4aa1825de0dbc1a6eede2fa7f9fc53f14223
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.287