SB20240531150 - Use-after-free in Linux kernel btrfs
Published: May 31, 2024 Updated: May 14, 2025
Security Bulletin ID
SB20240531150
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-2024-26616)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the scrub_read_endio() and scrub_submit_initial_read() functions in fs/btrfs/scrub.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/642b9c520ef2f104277ad1f902f8526edbe087fb
- https://git.kernel.org/stable/c/34de0f04684ec00c093a0455648be055f0e8e24f
- https://git.kernel.org/stable/c/f546c4282673497a06ecb6190b50ae7f6c85b02f
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.15
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.7.3
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8