CVE-2025-40313

CVE-2025-40313 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: ntfs3: pretend $Extend records as regular files Since commit af153bb63a33 ("vfs: catch invalid modes in may_open()") requires any inode be one of S_IFDIR/S_IFLNK/S_IFREG/S_IFCHR/S_IFBLK/ S_IFIFO/S_IFSOCK type, use S_IFREG for $Extend records.

Frequently asked questions

What is CVE-2025-40313?
In the Linux kernel, the following vulnerability has been resolved: ntfs3: pretend $Extend records as regular files Since commit af153bb63a33 ("vfs: catch invalid modes in may_open()") requires any inode be one of S_IFDIR/S_IFLNK/S_IFREG/S_IFCHR/S_IFBLK/ S_IFIFO/S_IFSOCK type, use S_IFREG for $Extend records.
Is CVE-2025-40313 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (6th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-40313?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-40313 have an EU (EUVD) identifier?
Yes. CVE-2025-40313 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-201632.
When was CVE-2025-40313 published?
CVE-2025-40313 was published on 2025-12-08 and last updated on 2026-06-17.

References