SB20241230151 - NULL pointer dereference in Linux kernel trace
Published: December 30, 2024 Updated: May 11, 2025
Security Bulletin ID
SB20241230151
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) NULL pointer dereference (CVE-ID: CVE-2024-56569)
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference within the ftrace_mod_callback() function in kernel/trace/ftrace.c. A local user can perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.
References
- https://git.kernel.org/stable/c/19cacabdd5a8487ae566cbecb4d03bcb038a067e
- https://git.kernel.org/stable/c/43ca32ce12888fb0eeb2d74dfc558dea60d3473e
- https://git.kernel.org/stable/c/45af52e7d3b8560f21d139b3759735eead8b1653
- https://git.kernel.org/stable/c/5dabb7af57bc72308a6e2e81a5dd756eef283803
- https://git.kernel.org/stable/c/7ae27880de3482e063fcc1f72d9a298d0d391407
- https://git.kernel.org/stable/c/885109aa0c70639527dd6a65c82e63c9ac055e3d
- https://git.kernel.org/stable/c/8a92dc4df89c50bdb26667419ea70e0abbce456e
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.64