CVE-2022-40307

high
Published — · Modified —
CVSS v3
CVSS v2
VIR risk
8.0

Description

An issue was discovered in the Linux kernel through 5.19.8. drivers/firmware/efi/capsule-loader.c has a race condition with a resultant use-after-free.

Predictions

Exploit likelihood
20%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2022-40307

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2022-40307.html

OS impact

OSVersionStatusFixed in
arch archfixed6.2-1
suse slesaffected
debian debianbookwormfixed5.19.11-1
debian debianbullseyefixed5.10.149-1
debian debianforkyfixed5.19.11-1
debian debiansidfixed5.19.11-1
debian debiantrixiefixed5.19.11-1

References

Verify integrity in audit chain (admin only). AS-IS.