CVE-2025-4878
Description
Moderate: libssh security update
Predictions
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: alma — https://errata.almalinux.org/9/ALSA-2026-18683.html
Vendor advisory: alma — https://bugzilla.redhat.com/2436982
Vendor advisory: alma — https://bugzilla.redhat.com/2436981
Vendor advisory: alma — https://bugzilla.redhat.com/2436980
Vendor advisory: alma — https://bugzilla.redhat.com/2436979
Vendor advisory: alma — https://bugzilla.redhat.com/2433121
Vendor advisory: alma — https://bugzilla.redhat.com/2383888
Vendor advisory: alma — https://bugzilla.redhat.com/2383220
Vendor advisory: alma — https://bugzilla.redhat.com/2376193
Vendor advisory: alma — https://bugzilla.redhat.com/2376184
Vendor advisory: alma — https://bugzilla.redhat.com/2369367
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-4878.html
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-4878
Vendor advisory: redhat — https://access.redhat.com/errata/RHSA-2026:18683
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| rhel | 9 | fixed | |
| debian | bookworm | fixed | 0.10.6-0+deb12u2 |
| debian | bullseye | fixed | 0.9.8-0+deb11u2 |
| debian | forky | fixed | 0.11.2-1 |
| debian | sid | fixed | 0.11.2-1 |
| debian | trixie | fixed | 0.11.2-1 |
| sles | affected | |
References
- https://access.redhat.com/errata/RHSA-2026:18683
- https://access.redhat.com/security/cve/CVE-2025-4878
- https://bugzilla.redhat.com/show_bug.cgi?id=2376184
- https://git.libssh.org/projects/libssh.git/commit/?id=697650caa97eaf7623924c75f9fcfec6dd423cd1
- https://git.libssh.org/projects/libssh.git/commit/?id=b35ee876adc92a208d47194772e99f9c71e0bedb
- https://www.libssh.org/security/advisories/CVE-2025-4878.txt
- https://security-tracker.debian.org/tracker/CVE-2025-4878
- https://www.suse.com/security/cve/CVE-2025-4878.html
- https://bugzilla.redhat.com/2369367
- https://bugzilla.redhat.com/2376184
- https://bugzilla.redhat.com/2376193
- https://bugzilla.redhat.com/2383220
- https://bugzilla.redhat.com/2383888
- https://bugzilla.redhat.com/2433121
- https://bugzilla.redhat.com/2436979
- https://bugzilla.redhat.com/2436980
- https://bugzilla.redhat.com/2436981
- https://bugzilla.redhat.com/2436982
- https://errata.almalinux.org/9/ALSA-2026-18683.html
CWEs
CWE-416
Verify integrity in audit chain (admin only). AS-IS.