CVE-2025-0620
low
CVSS v3
—
CVSS v2
—
VIR risk
2.5
Description
A flaw was found in Samba. The smbd service daemon does not pick up group membership changes when re-authenticating an expired SMB session. This issue can expose file shares until clients disconnect and then connect again.
Predictions
Exploit likelihood
20%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2025-0620
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2025-0620.html
Vendor advisory: arch — https://security.archlinux.org/ASA-202506-3
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| arch | fixed | 4.22.2-1 | |
| sles | affected | | |
| debian | bookworm | fixed | 0 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 2:4.22.2+dfsg-1 |
| debian | sid | fixed | 2:4.22.2+dfsg-1 |
| debian | trixie | fixed | 2:4.22.2+dfsg-1 |
References
Verify integrity in audit chain (admin only). AS-IS.