CVE-2023-52806

Severity CVSS v4.0:

Pending analysis

Type:

CWE-476 NULL Pointer Dereference

Publication date:

21/05/2024

Last modified:

24/05/2024

Description

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fix possible null-ptr-deref when assigning a stream While AudioDSP drivers assign streams exclusively of HOST or LINK type, nothing blocks a user to attempt to assign a COUPLED stream. As supplied substream instance may be a stub, what is the case when code-loading, such scenario ends with null-ptr-deref.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H 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:N/A:H

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

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::::::::		4.14.331 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.15 (including)	4.19.300 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.262 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.202 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.140 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	6.1.64 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.2 (including)	6.5.13 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	6.6 (including)	6.6.3 (excluding)

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

CVE-2023-52806

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools