PoC Index

CVE-2025-38561

CRITICAL 9.8EPSS 0.4%

In the Linux kernel, the following vulnerability has been resolved:ksmbd: fix Preauh_HashValue race conditionIf 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.

CVSS v3.1
4.7 MEDIUMCVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CVSS v3.1
8.5 HIGHCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
CVSS v3.1
9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
0.42% chance of exploitation in the next 30 days, 35th percentile
Published
2025-08-19
Updated
2026-08-05

Proof-of-concept exploits (1)

References

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