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

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CVE-2022-48849

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
16/07/2024
Last modified:
19/06/2025

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/amdgpu: bypass tiling flag check in virtual display case (v2)<br /> <br /> vkms leverages common amdgpu framebuffer creation, and<br /> also as it does not support FB modifier, there is no need<br /> to check tiling flags when initing framebuffer when virtual<br /> display is enabled.<br /> <br /> This can fix below calltrace:<br /> <br /> amdgpu 0000:00:08.0: GFX9+ requires FB check based on format modifier<br /> WARNING: CPU: 0 PID: 1023 at drivers/gpu/drm/amd/amdgpu/amdgpu_display.c:1150 amdgpu_display_framebuffer_init+0x8e7/0xb40 [amdgpu]<br /> <br /> v2: check adev-&gt;enable_virtual_display instead as vkms can be<br /> enabled in bare metal as well.

Impact

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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

Base Score 3.x
5.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.15.29 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.16 (including) 5.16.15 (excluding)

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


References to Advisories, Solutions, and Tools