CVE-2022-36879

medium

Description

An issue was discovered in the Linux kernel through 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice.

References

Advisories

https://www.debian.org/security/2022/dsa-5207

https://security.netapp.com/advisory/ntap-20220901-0007/

https://lists.debian.org/debian-lts-announce/2022/10/msg00000.html

https://lists.debian.org/debian-lts-announce/2022/09/msg00011.html

https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901

Details

Source: Mitre, NVD

Published: 2022-07-27

Updated: 2025-05-05

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:N/I:N/A:C

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Severity: Medium

EPSS

EPSS: 0.00031