nfsd: nfsd4_spo_must_allow() must check this is a v4 compound request

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2025-38430
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-07-25 15:15:27 UTC
Updated2026-05-12 13:16:49 UTC
DescriptionIn 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.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

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

Problem Types: NVD-CWE-noinfo

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

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

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a bf78a2706ce975981eb5167f2d3b609eb5d24c19 git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a b1d0323a09a29f81572c7391e0d80d78724729c9 git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a 425efc6b3292a3c79bfee4a1661cf043dcd9cf2f git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a 64a723b0281ecaa59d31aad73ef8e408a84cb603 git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a e7e943ddd1c6731812357a28e7954ade3a7d8517 git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a 7a75a956692aa64211a9e95781af1ec461642de4 git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a 2c54bd5a380ebf646fb9efbc4ae782ff3a83a5af git Not specified
CNA Linux Linux affected ed94164398c935a42be7b129a478eb19c598b68a 1244f0b2c3cecd3f349a877006e67c9492b41807 git Not specified
CNA Linux Linux affected 4.8 Not specified
CNA Linux Linux unaffected 4.8 semver Not specified
CNA Linux Linux unaffected 5.4.295 5.4.* semver Not specified
CNA Linux Linux unaffected 5.10.239 5.10.* semver Not specified
CNA Linux Linux unaffected 5.15.186 5.15.* semver Not specified
CNA Linux Linux unaffected 6.1.142 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.95 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.35 6.12.* semver Not specified
CNA Linux Linux unaffected 6.15.4 6.15.* semver Not specified
CNA Linux Linux unaffected 6.16 * original_commit_for_fix Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP affected V3.1.5 * custom Not specified
ADP Siemens SIPLUS S7-1500 CPU 1518-4 PN/DP MFP affected V3.1.5 * custom Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/7a75a956692aa64211a9e95781af1ec461642de4 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/10/msg00008.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Third Party Advisory
git.kernel.org/stable/c/425efc6b3292a3c79bfee4a1661cf043dcd9cf2f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
cert-portal.siemens.com/productcert/html/ssa-082556.html 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e cert-portal.siemens.com
git.kernel.org/stable/c/1244f0b2c3cecd3f349a877006e67c9492b41807 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/64a723b0281ecaa59d31aad73ef8e408a84cb603 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/bf78a2706ce975981eb5167f2d3b609eb5d24c19 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/2c54bd5a380ebf646fb9efbc4ae782ff3a83a5af 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
lists.debian.org/debian-lts-announce/2025/10/msg00007.html af854a3a-2127-422b-91ae-364da2661108 lists.debian.org Third Party Advisory
git.kernel.org/stable/c/e7e943ddd1c6731812357a28e7954ade3a7d8517 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
git.kernel.org/stable/c/b1d0323a09a29f81572c7391e0d80d78724729c9 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org Patch
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