Reference page — cumulative record through Wednesday, August 19, 2026 UTC. Reference pages update as the archive grows; only dated daily editions are immutable pages of record.
Linux Linux — ksmbd: fix Preauh_HashValue race condition
AV AC PR UI S C I A CVSS EPSS %ile KEV
L H L N U N N H 4.7 .0042 35.4 —
AFFECTED
Product Versions Fixed
Linux 0626e6641f6b467447c81dd7678a69c66f7746cf – —
Linux 5.15 – 6.1.148
TIMELINE
Apr 16 Reserved by Linux
Aug 19 Published (CNA: Linux)
Jul 30 RESCORED — CVE-2025-38561 (Linux). CVSS 9.8 → 4.7 (NVD).
Description
In the Linux kernel, the following vulnerability has been resolved:
ksmbd: fix Preauh_HashValue race condition
If client send multiple session setup requests to ksmbd,
Preauh_HashValue race condition could happen.
There is no need to free sess->Preauh_HashValue at session setup phase.
It can be freed together with session at connection termination phase.
Lifecycle
Complete event history — 3 events, chronological
| Date | Event | Detail |
| April 16, 2025 | Reserved | Reserved by Linux |
| August 19, 2025 | Published | Published (CNA: Linux) |
| July 30, 2026 | RESCORED | RESCORED — CVE-2025-38561 (Linux). CVSS 9.8 → 4.7 (NVD). |
Affected
Affected products and packages — 2 rows
| Vendor | Product / Package | Ecosystem | Version introduced | Fixed |
| Linux | Linux | — | 0626e6641f6b467447c81dd7678a69c66f7746cf | — |
| Linux | Linux | — | 5.15 | 6.1.148 |
About this page
This is a reference page, not a dated page of record. It assembles the complete lifecycle of CVE-2025-38561 from the CVE Program record, NVD enrichment, the CISA KEV catalog, EPSS, and OSV advisories. The box score's numbers (CVSS, EPSS, KEV status) are current as of Wednesday, August 19, 2026 UTC and are re-derived as the archive grows; only dated daily editions are immutable pages of record. The authoritative source for this identifier is cve.org.