CVE-2026-23270
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
Important: kernel security update
Predictions
Exploit likelihood
75%
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 |
|---|---|---|---|
| rhel | 9 | fixed | |
| sles | affected | | |
| rocky | 9 | fixed | |
| debian | bookworm | fixed | 6.1.170-1 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 6.19.8-1 |
| debian | sid | fixed | 6.19.8-1 |
| debian | trixie | fixed | 6.12.85-1 |
| linux-kernel | affected | 5.15.203 | |
| linux-kernel | 7.0 | affected | |
| almalinux | 8 | fixed | kernel-doc-4.18.0-553.126.1.el8_10.noarch.rpm |
| almalinux | 9 | fixed | rtla-5.14.0-611.54.1.el9_7.aarch64.rpm |
References
- https://access.redhat.com/errata/RHSA-2026:13565
- https://access.redhat.com/errata/RHSA-2026:19568
- https://git.kernel.org/stable/c/11cb63b0d1a0685e0831ae3c77223e002ef18189
- https://git.kernel.org/stable/c/380ad8b7c65ea7aa10ef2258297079ed5ac1f5b6
- https://git.kernel.org/stable/c/524ce8b4ea8f64900b6c52b6a28df74f6bc0801e
- https://git.kernel.org/stable/c/5a110ddcc99bda77a28598b3555fe009eaab3828
- https://git.kernel.org/stable/c/9deda0fcda5c1f388c5e279541850b71a2ccfcf4
- https://git.kernel.org/stable/c/bc4e5bb529823a09f02dbe96169de679a9db26e0
- https://git.kernel.org/stable/c/fb3c380a54e33d1fd272cc342faa906d787d7ef1
- https://www.suse.com/security/cve/CVE-2026-23270.html
- https://security-tracker.debian.org/tracker/CVE-2026-23270
- https://bugzilla.redhat.com/2439852
- https://bugzilla.redhat.com/2448745
- https://bugzilla.redhat.com/2454844
- https://bugzilla.redhat.com/2460538
- https://errata.almalinux.org/9/ALSA-2026-13565.html
- 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/2454810
- https://bugzilla.redhat.com/2455334
- https://bugzilla.redhat.com/2461107
CWEs
CWE-416
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.