CVE-2022-1516

MEDIUM

Linux Kernel - NULL Pointer Dereference in X.25 Network Protocol Session Termination

Title source: llm
STIX 2.1

Description

A NULL pointer dereference flaw was found in the Linux kernel’s X.25 set of standardized network protocols functionality in the way a user terminates their session using a simulated Ethernet card and continued usage of this connection. This flaw allows a local user to crash the system.

References (4)

Core 4
Core References
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2022/06/19/1
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2022/dsa-5173

Scores

CVSS v3 5.5
EPSS 0.0004
EPSS Percentile 13.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476 CWE-416
Status published
Products (3)
debian/debian_linux 9.0
debian/debian_linux 10.0
linux/linux_kernel 5.18 rc1
Published May 05, 2022
Tracked Since Feb 18, 2026