#VU93329 NULL pointer dereference in Linux kernel - CVE-2024-39371
Published: June 25, 2024 / Updated: May 13, 2025
Vulnerability identifier: #VU93329
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-2024-39371
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 io_ring_buffer_select() function in io_uring/kbuf.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/c2844d5e58576c55d8e8d4a9f74902d3f7be8044
- https://git.kernel.org/stable/c/43cfac7b88adedfb26c27834386992650f1642f3
- https://git.kernel.org/stable/c/65561b4c1c9e01443cb76387eb36a9109e7048ee
- https://git.kernel.org/stable/c/5fc16fa5f13b3c06fdb959ef262050bd810416a2
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.95
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.10
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.6.35