CVE-2022-36879

MediumCVSS 5.5/10Last modified Oct 14, 2026

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.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected software

Vendor	Product	Versions
n/a	n/a	n/a
Siemens	SIMATIC S7-1500 TM MFP - GNU/Linux subsystem	< V1.1

References

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901Mailing List, Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00011.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.htmlMailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220901-0007/Third Party Advisory
https://www.debian.org/security/2022/dsa-5207Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901Mailing List, Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901Patch, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00011.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/10/msg00000.htmlMailing List, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220901-0007/Third Party Advisory
https://www.debian.org/security/2022/dsa-5207Third Party Advisory
https://cert-portal.siemens.com/productcert/html/ssa-419740.html
https://cert-portal.siemens.com/productcert/html/ssa-794697.html

Timeline

Published: Jul 27, 2022
Last modified: Oct 14, 2026
NVD status: Modified

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