CVE-2022-1516

medium

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

https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=7781607938c8

http://www.openwall.com/lists/oss-security/2022/06/19/1

https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html

https://www.debian.org/security/2022/dsa-5173

Details

Source: MITRE

Published: 2022-05-05

Updated: 2022-07-04

Type: CWE-416

Risk Information

CVSS v2

Base Score: 4.9

Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C

Impact Score: 6.9

Exploitability Score: 3.9

Severity: MEDIUM

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 1.8

Severity: MEDIUM