#VU98972 NULL pointer dereference in Linux kernel - CVE-2024-47743
Published: October 22, 2024 / Updated: May 12, 2025
Vulnerability identifier: #VU98972
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-2024-47743
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 find_asymmetric_key() function in crypto/asymmetric_keys/asymmetric_type.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/3322fa8f2aa40b0b3651034cd541647a600cc6c0
- https://git.kernel.org/stable/c/a3765b497a4f5224cb2f7a6a2d3357d3066214ee
- https://git.kernel.org/stable/c/13b5b401ead95b5d8266f64904086c55b6024900
- https://git.kernel.org/stable/c/0d3b0706ada15c333e6f9faf19590ff715e45d1e
- https://git.kernel.org/stable/c/70fd1966c93bf3bfe3fe6d753eb3d83a76597eef
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.113
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10.13
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.11.2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.12
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.54