#VU102111 NULL pointer dereference in Linux kernel - CVE-2024-56617
Published: December 30, 2024 / Updated: May 11, 2025
Vulnerability identifier: #VU102111
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-2024-56617
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 last_level_cache_is_valid(), populate_cache_leaves() and init_level_allocate_ci() functions in drivers/base/cacheinfo.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/23b5908b11b77ff8d7b8f7b8f11cbab2e1f4bfc2
- https://git.kernel.org/stable/c/95e197354e0de07e9a20819bdae6562e4dda0f20
- https://git.kernel.org/stable/c/b3fce429a1e030b50c1c91351d69b8667eef627b
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12.5
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.66