#VU107727 NULL pointer dereference in Linux kernel - CVE-2025-22062
Published: April 22, 2025 / Updated: May 10, 2025
Vulnerability identifier: #VU107727
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-2025-22062
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 proc_sctp_do_auth() and proc_sctp_do_udp_port() functions in net/sctp/sysctl.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/10206302af856791fbcc27a33ed3c3eb09b2793d
- https://git.kernel.org/stable/c/d3d7675d77622f6ca1aae14c51f80027b36283f8
- https://git.kernel.org/stable/c/e5178bfc55b3a78000f0f8298e7ade88783ce581
- https://git.kernel.org/stable/c/efb8cb487be8f4ba6aaef616011d702d6a083ed1
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.13.11