SB2024062032 - Use-after-free in Linux kernel trace
Published: June 20, 2024 Updated: May 13, 2025
Security Bulletin ID
SB2024062032
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-2024-38588)
The vulnerability allows a local user to escalate privileges on the system.
The vulnerability exists due to a use-after-free error within the lookup_rec(), ftrace_location_range(), ftrace_process_locs(), ftrace_release_mod() and ftrace_free_mem() functions in kernel/trace/ftrace.c. A local user can escalate privileges on the system.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/dbff5f0bfb2416b8b55c105ddbcd4f885e98fada
- https://git.kernel.org/stable/c/7b4881da5b19f65709f5c18c1a4d8caa2e496461
- https://git.kernel.org/stable/c/66df065b3106964e667b37bf8f7e55ec69d0c1f6
- https://git.kernel.org/stable/c/31310e373f4c8c74e029d4326b283e757edabc0b
- https://git.kernel.org/stable/c/e60b613df8b6253def41215402f72986fee3fc8d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.10.227
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.15.162
- https://mirrors.edge.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.4.286
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.93
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.33
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.8.12