#VU102126 NULL pointer dereference in Linux kernel - CVE-2024-56569
Published: December 30, 2024 / Updated: May 11, 2025
Vulnerability identifier: #VU102126
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2024-56569
CWE-ID: CWE-476
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerable software:
Linux kernel
Linux kernel
Software vendor:
Linux Foundation
Linux Foundation
Description
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.
External links
- 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