CVE Database›Document archive›CVE-2026-52950

CVE-2026-52950

kernel: drm/xe/dma-buf: fix UAF with retry loop

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Severity

Important

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · June 24, 2026

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel, specifically within the drm/xe/dma-buf component. This Use-After-Free (UAF) vulnerability occurs due to an issue in a retry loop, where a buffer object is prematurely freed on error. An attacker could potentially exploit this to cause memory corruption, leading to system instability or, in some cases, arbitrary code execution.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-825 · Expired Pointer Dereference