CVE-2025-38430

In the Linux kernel, the following vulnerability has been resolved: nfsd: nfsd4_spo_must_allow() must check this is a v4 compound request If the request being processed is not a v4 compound request, then examining the cstate can have undefined results. This patch adds a check that the rpc procedure being executed (rq_procinfo) is the NFSPROC4_COMPOUND procedure.

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-25)

Published

2025-07-25

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• debian:debian_linux
• linux:linux_kernel

References

• https://git.kernel.org/stable/c/1244f0b2c3cecd3f349a877006e67c9492b41807
• https://git.kernel.org/stable/c/2c54bd5a380ebf646fb9efbc4ae782ff3a83a5af
• https://git.kernel.org/stable/c/425efc6b3292a3c79bfee4a1661cf043dcd9cf2f
• https://git.kernel.org/stable/c/64a723b0281ecaa59d31aad73ef8e408a84cb603
• https://git.kernel.org/stable/c/7a75a956692aa64211a9e95781af1ec461642de4

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