CVE-2022-36879
high
CVSS v3
—
CVSS v2
—
VIR risk
8.0
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.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2022-36879
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2022-36879.html
Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2023:2458
Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2023:2148
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 6.2-1 | |
| rhel | 9 | fixed | |
| sles | affected | | |
| debian | bookworm | fixed | 5.18.16-1 |
| debian | bullseye | fixed | 5.10.136-1 |
| debian | forky | fixed | 5.18.16-1 |
| debian | sid | fixed | 5.18.16-1 |
| debian | trixie | fixed | 5.18.16-1 |
References
Verify integrity in audit chain (admin only). AS-IS.