Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2022-48863

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
16/07/2024
Last modified:
23/07/2024

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> mISDN: Fix memory leak in dsp_pipeline_build()<br /> <br /> dsp_pipeline_build() allocates dup pointer by kstrdup(cfg),<br /> but then it updates dup variable by strsep(&amp;dup, "|").<br /> As a result when it calls kfree(dup), the dup variable contains NULL.<br /> <br /> Found by Linux Driver Verification project (linuxtesting.org) with SVACE.

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:*:*:*:*:*:*:*:* 2.6.27 (including) 5.10.106 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.11 (including) 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