#VU106191 NULL pointer dereference in Linux kernel - CVE-2023-52991
Published: March 27, 2025 / Updated: May 11, 2025
Vulnerability identifier: #VU106191
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-2023-52991
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 skb_segment_list() function in net/core/skbuff.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/046de74f9af92ae9ffce75fa22a1795223f4fb54
- https://git.kernel.org/stable/c/6446369fb9f083ce032448c5047da08e298b22e6
- https://git.kernel.org/stable/c/876e8ca8366735a604bac86ff7e2732fc9d85d2d
- https://git.kernel.org/stable/c/888dad6f3e85e3b2f8389bd6478f181efc72534d
- https://mirrors.edge.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.1.10