CVE-2024-42121

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

30/07/2024

Last modified:

03/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check index msg_id before read or write [WHAT] msg_id is used as an array index and it cannot be a negative value, and therefore cannot be equal to MOD_HDCP_MESSAGE_ID_INVALID (-1). [HOW] Check whether msg_id is valid before reading and setting. This fixes 4 OVERRUN issues reported by Coverity.

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::::::::	4.15 (including)	5.10.222 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.163 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.98 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.6.39 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.7 (including)	6.9.9 (excluding)

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

CVE-2024-42121

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools