Vulnerability in Linux

CVE-2025-68351

In the Linux kernel, the following vulnerability has been resolved: exfat: fix refcount leak in exfat_find Fix refcount leaks in `exfat_find` related to `exfat_get_dentry_set`. Function `exfat_get_dentry_set` would increase the reference counter of `es->bh` on success. Therefore, `exfat_put_dentry_set` must be called after `exfat_get_dentry_set` to ensure refcount consistency. This patch relocate two checks to avoid possible leaks.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.002 (5.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 5.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2025-68351: held from 0.002 to 0.002.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: -0.000

Affected products

  • Linux — versions 92075758782c5edb4c67d0da9e47586a624c22f7, 6.13.11, 6c627bcc1896ba62ec793d0c00da74f3c93ce3ad
  • Linux Kernel — versions 6.14

References

Frequently asked questions

What is CVE-2025-68351?
CVE-2025-68351 is a medium-severity vulnerability in Linux. CVSS score: 5.5/10. Published 2025-12-24.
How severe is CVE-2025-68351?
Medium severity. CVSS v3 base score is 5.5 out of 10.