CVE-2025-38430
Linux Kernel vulnerability
- Published25 Jul 2025
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 3.1 breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HAffected products
Remediation
- 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
- https://git.kernel.org/stable/c/b1d0323a09a29f81572c7391e0d80d78724729c9
References
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html
- 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
- https://git.kernel.org/stable/c/b1d0323a09a29f81572c7391e0d80d78724729c9
- https://git.kernel.org/stable/c/bf78a2706ce975981eb5167f2d3b609eb5d24c19
- https://git.kernel.org/stable/c/e7e943ddd1c6731812357a28e7954ade3a7d8517
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
and 1 more references
Frequently asked
Is CVE-2025-38430 being actively exploited?
CVE-2025-38430 is not in the CISA KEV catalog. Its EPSS exploit probability is 0.52%.
How severe is CVE-2025-38430?
CVE-2025-38430 has a CVSS 3.1 base score of 9.8, rated critical. EPSS estimates a 0.52% probability of exploitation.
Which products are affected by CVE-2025-38430?
Affected products include Debian Linux, Linux Kernel.
How do I fix CVE-2025-38430?
Upgrade affected software to a fixed version, for example Linux Kernel 5.15.186 or later, then confirm no affected versions remain in your inventory.
How Secuno handles this
Secuno correlates vulnerabilities like CVE-2025-38430 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.
Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.