Double Free in Linux

CVE-2025-38313

In the Linux kernel, the following vulnerability has been resolved: bus: fsl-mc: fix double-free on mc_dev The blamed commit tried to simplify how the deallocations are done but, in the process, introduced a double-free on the mc_dev var…

Vulnerability class: Double Free

EPSS: 0.002 (5.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-38313?
CVE-2025-38313 is a high-severity vulnerability in Linux, classified under Double Free. CVSS score: 7.8/10. Published 2025-07-10.
How severe is CVE-2025-38313?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2025-38313 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.