CVE-2025-40312

CVE-2025-40312 is a security vulnerability that is still awaiting full analysis and scoring. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

In the Linux kernel, the following vulnerability has been resolved: jfs: Verify inode mode when loading from disk The inode mode loaded from corrupted disk can be invalid. Do like what commit 0a9e74051313 ("isofs: Verify inode mode when loading from disk") does.

Frequently asked questions

What is CVE-2025-40312?
In the Linux kernel, the following vulnerability has been resolved: jfs: Verify inode mode when loading from disk The inode mode loaded from corrupted disk can be invalid. Do like what commit 0a9e74051313 ("isofs: Verify inode mode when loading from disk") does.
Is CVE-2025-40312 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (7th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-40312?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-40312 have an EU (EUVD) identifier?
Yes. CVE-2025-40312 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201633.
When was CVE-2025-40312 published?
CVE-2025-40312 was published on 2025-12-08 and last updated on 2026-06-17.

References