CVE-2025-39864
high
CVSS v3
7.8
CVSS v4 NEW
—
VIR risk
7.8
Description
RHSA-2025:19447: kernel security update (Moderate)
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 | 6.1.153-1 |
| debian | bullseye | fixed | 5.10.244-1 |
| debian | forky | fixed | 6.16.6-1 |
| debian | sid | fixed | 6.16.6-1 |
| debian | trixie | fixed | 6.12.48-1 |
| linux-kernel | affected | 5.4.299 | |
| linux-kernel | 6.17 | affected | |
| debian | 11.0 | affected | |
| almalinux | 9 | fixed | kernel-64k-debug-devel-5.14.0-611.11.1.el9_7.aarch64.rpm |
| rhel | 8 | fixed | |
References
- https://access.redhat.com/errata/RHSA-2025:22405
- https://git.kernel.org/stable/c/26e84445f02ce6b2fe5f3e0e28ff7add77f35e08
- https://git.kernel.org/stable/c/5b7ae04969f822283a95c866967e42b4d75e0eef
- https://git.kernel.org/stable/c/6854476d9e1aeaaf05ebc98d610061c2075db07d
- https://git.kernel.org/stable/c/912c4b66bef713a20775cfbf3b5e9bd71525c716
- https://git.kernel.org/stable/c/a8bb681e879ca3c9f722aa08d3d7ae41c42a8807
- https://git.kernel.org/stable/c/a97a9791e455bb0cd5e7a38b5abcb05523d4e21c
- https://git.kernel.org/stable/c/b7d08929178c16398278613df07ad65cf63cce9d
- https://git.kernel.org/stable/c/ff040562c10a540b8d851f7f4145fa112977f853
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
- https://cert-portal.siemens.com/productcert/html/ssa-089022.html
- https://www.suse.com/security/cve/CVE-2025-39864.html
- https://errata.rockylinux.org/RLSA-2025:22405
- https://security-tracker.debian.org/tracker/CVE-2025-39864
- https://bugzilla.redhat.com/2393172
- https://bugzilla.redhat.com/2396934
- https://bugzilla.redhat.com/2400598
- https://bugzilla.redhat.com/2400628
- https://bugzilla.redhat.com/2402699
- https://bugzilla.redhat.com/2404105
- https://bugzilla.redhat.com/2406776
- https://bugzilla.redhat.com/2414741
- https://errata.almalinux.org/9/ALSA-2025-22405.html
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.