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CVE-2026-31490

kernel: drm/xe/pf: Fix use-after-free in migration restore

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Severity

Moderate

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · April 22, 2026

Updated · July 30, 2026

Description

A flaw was found in the Linux kernel's drm/xe/pf component. This vulnerability occurs when an error is returned during a migration restore operation, specifically from the xe_sriov_pf_migration_restore_produce() function, and the associated data pointer is not correctly cleared. This can lead to a use-after-free condition, which may allow an attacker to corrupt memory or cause a system crash, resulting in a denial of service.

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