CVE-2025-38386Use After Free in Linux

Severity
5.5MEDIUMNVD
OSV5.6OSV3.2
EPSS
0.0%
top 95.80%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJul 25
Latest updateMar 25

Description

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Refuse to evaluate a method if arguments are missing As reported in [1], a platform firmware update that increased the number of method parameters and forgot to update a least one of its callers, caused ACPICA to crash due to use-after-free. Since this a result of a clear AML issue that arguably cannot be fixed up by the interpreter (it cannot produce missing data out of thin air), address it by making ACPICA refuse t

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

NVDlinux/linux_kernel5.55.10.240+7
Debianlinux/linux_kernel< 5.10.244-1+3
Ubuntulinux/linux_kernel< 5.15.0-156.166+1
CVEListV5linux/linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac2b49d224d1830c46e20adce2a239c454cdab426f1+8

Also affects: Debian Linux 11.0

Patches

🔴Vulnerability Details

34
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

32
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-2025-38386 — Use After Free in Linux | cvebase