Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2026-46311

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
08/06/2026
Last modified:
23/07/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/amdgpu/userq: fix access to stale wptr mapping<br /> <br /> Use drm_exec to take both locks i.e vm root bo and<br /> wptr_obj bo to access the mapping data properly.<br /> <br /> This fixes the security issue of unmap the wptr_obj while<br /> a queue creation is in progress and passing other<br /> bo at same address.<br /> <br /> (cherry picked from commit 1fc6c8ab45dbee096469c08c13f6099d57a52d6c)

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.80 HIGH
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x
7.80
Severity 3.x
HIGH

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.16 (including) 7.0.9 (excluding)
cpe:2.3:o:linux:linux_kernel:7.1:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:7.1:rc2:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools