CVE-2025-38313Double Free in Linux

Severity
7.8HIGHNVD
OSV3.2
EPSS
0.0%
top 92.49%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJul 10
Latest updateMar 25

Description

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 variable. In case the MC device is a DPRC, a new mc_bus is allocated and the mc_dev variable is just a reference to one of its fields. In this circumstance, on the error path only the mc_bus should be freed. This commit introduces back the following checkpatch w

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

NVDlinux/linux_kernel4.135.4.295+6
Debianlinux/linux_kernel< 5.10.244-1+3
Ubuntulinux/linux_kernel< 5.15.0-156.166+1
CVEListV5linux/linuxa042fbed02904493ae6df26ec836045f5a7d3ce212e4431e5078847791936820bd39df9e1ee26d2e+8

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

35
OSV
linux-azure-6.8 vulnerabilities2026-03-25
OSV
linux-azure-fips vulnerabilities2026-03-04
OSV
linux-azure vulnerabilities2026-03-04
OSV
linux-ibm, linux-ibm-6.8 vulnerabilities2026-02-24
OSV
linux-xilinx vulnerabilities2026-02-24

📋Vendor Advisories

33
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-25
Ubuntu
Linux kernel (Azure) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2026-03-04
Ubuntu
Linux kernel (Xilinx) vulnerabilities2026-02-24
Ubuntu
Linux kernel (IBM) vulnerabilities2026-02-24
CVE-2025-38313 — Double Free in Linux | cvebase