Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2023-52649

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
01/05/2024
Last modified:
23/12/2024

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/vkms: Avoid reading beyond LUT array<br /> <br /> When the floor LUT index (drm_fixp2int(lut_index) is the last<br /> index of the array the ceil LUT index will point to an entry<br /> beyond the array. Make sure we guard against it and use the<br /> value of the floor LUT index.<br /> <br /> v3:<br /> - Drop bits from commit description that didn&amp;#39;t contribute<br /> anything of value

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:*:*:*:*:*:*:*:* 6.6 (including) 6.6.23 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.7 (including) 6.7.11 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.8 (including) 6.8.2 (excluding)

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


References to Advisories, Solutions, and Tools