PT-2025-36261 · Linux+3 · Linux Kernel+3

Published 2025-08-13 · Updated 2026-02-02 · CVE-2025-38731

Positive Technologies (AI Summary)

CVSS v3.1

7.8

High

Base vector

AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.16.0-xe-eudebug-cmanszew+ #520

Description A double-free issue was resolved in the drm/xe module within the Linux kernel. Specifically, the vulnerability occurs in the xe vm bind ioctl function when the argument check during an array bind operation fails, leading to a double free of memory. This condition can be triggered by a specific sequence of events during the bind process.

Recommendations Update to Linux kernel version 6.16.0-xe-eudebug-cmanszew+ #520 or a later version to address this issue.

Exploit

Fix

Double Free

Weakness Enumeration

CWE-763

CWE-415

Related Identifiers

ALSA-2026:1143

ALSA-2026:1690

BDU:2026-03063

CVE-2025-38731

RHSA-2026:1143

RHSA-2026:1690

Affected Products

Astra Linux

Linux Kernel

Rocky Linux

Drm/Xe

References · 66

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38731.json · Exploit
• https://git.kernel.org/stable/c/77a946bf1af0e8110ef6e243394217a17f9b7e33 · Patch
• https://ubuntu.com/security/CVE-2025-38731 · Vendor Advisory
• https://errata.almalinux.org/9/ALSA-2026-1143.html · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2025-38731 · Vendor Advisory
• https://git.kernel.org/stable/c/111fb43a557726079a67ce3ab51f602ddbf7097e · Patch
• https://cve.org/CVERecord?id=CVE-2025-38731 · Security Note
• https://errata.almalinux.org/10/ALSA-2026-1690.html · Vendor Advisory
• https://errata.rockylinux.org/RLSA-2026:1143 · Vendor Advisory
• https://osv.dev/vulnerability/UBUNTU-CVE-2025-38731 · Vendor Advisory
• https://osv.dev/vulnerability/ALSA-2026:1143 · Vendor Advisory
• https://linux.oracle.com/errata/ELSA-2026-1143.html · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-03063 · Security Note
• https://osv.dev/vulnerability/DEBIAN-CVE-2025-38731 · Vendor Advisory
• https://security-tracker.debian.org/tracker/CVE-2025-38731 · Vendor Advisory