CVE-2026-31685
critical
CVSS v3
9.4
CVSS v4 NEW
—
VIR risk
9.4
Description
Important: kernel-rt security update
Predictions
Exploit likelihood
95%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| rhel | 9 | fixed | |
| debian | bookworm | affected | |
| debian | bullseye | affected | |
| debian | forky | fixed | 6.19.14-1 |
| debian | sid | fixed | 6.19.14-1 |
| debian | trixie | fixed | 6.12.85-1 |
| linux-kernel | affected | 6.6.136 | |
| linux-kernel | 2.6.12 | affected | |
| linux-kernel | 7.0 | affected | |
| almalinux | 8 | fixed | kernel-doc-4.18.0-553.126.1.el8_10.noarch.rpm |
References
- https://git.kernel.org/stable/c/288138418bef956f8b295751a4536c60f0e89f4a
- https://git.kernel.org/stable/c/309ae3e9a51a69699ca94eac5fac5688fa562d55
- https://git.kernel.org/stable/c/807d6ee15804df6f01a35c910f09612e858739a6
- https://git.kernel.org/stable/c/9eda5478746ef7dc0e4e537b5a5e4b0ca1027091
- https://git.kernel.org/stable/c/fdce0b3590f724540795b874b4c8850c90e6b0a8
- https://www.suse.com/security/cve/CVE-2026-31685.html
- https://security-tracker.debian.org/tracker/CVE-2026-31685
- https://access.redhat.com/errata/RHSA-2026:21556
- https://access.redhat.com/errata/RHSA-2026:21706
- https://bugzilla.redhat.com/2404105
- https://bugzilla.redhat.com/2422699
- https://bugzilla.redhat.com/2424879
- https://bugzilla.redhat.com/2429602
- https://bugzilla.redhat.com/2448594
- https://bugzilla.redhat.com/2448745
- https://bugzilla.redhat.com/2454810
- https://bugzilla.redhat.com/2455334
- https://bugzilla.redhat.com/2461107
- https://bugzilla.redhat.com/2461757
- https://bugzilla.redhat.com/2461759
- https://bugzilla.redhat.com/2464369
- https://bugzilla.redhat.com/2464455
- https://bugzilla.redhat.com/2464462
- https://bugzilla.redhat.com/2464476
- https://bugzilla.redhat.com/2467059
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.