Vulnerability Description
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 Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 5.4.295 |
| Debian | Debian Linux | 11.0 |
References
- https://git.kernel.org/stable/c/1244f0b2c3cecd3f349a877006e67c9492b41807Patch
- https://git.kernel.org/stable/c/2c54bd5a380ebf646fb9efbc4ae782ff3a83a5afPatch
- https://git.kernel.org/stable/c/425efc6b3292a3c79bfee4a1661cf043dcd9cf2fPatch
- https://git.kernel.org/stable/c/64a723b0281ecaa59d31aad73ef8e408a84cb603Patch
- https://git.kernel.org/stable/c/7a75a956692aa64211a9e95781af1ec461642de4Patch
- https://git.kernel.org/stable/c/b1d0323a09a29f81572c7391e0d80d78724729c9Patch
- https://git.kernel.org/stable/c/bf78a2706ce975981eb5167f2d3b609eb5d24c19Patch
- https://git.kernel.org/stable/c/e7e943ddd1c6731812357a28e7954ade3a7d8517Patch
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.htmlThird Party Advisory
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
FAQ
What is CVE-2025-38430?
CVE-2025-38430 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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,...
How severe is CVE-2025-38430?
CVE-2025-38430 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2025-38430?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Debian Debian Linux.