CVE-2022-50140

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

18/06/2025

Last modified:

18/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved: memstick/ms_block: Fix a memory leak &#39;erased_blocks_bitmap&#39; is never freed. As it is allocated at the same time as &#39;used_blocks_bitmap&#39;, it is likely that it should be freed also at the same time. Add the corresponding bitmap_free() in msb_data_clear().

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::::::::	3.12 (including)	4.14.291 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.15 (including)	4.19.256 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	4.20 (including)	5.4.211 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.5 (including)	5.10.137 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.11 (including)	5.15.61 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.16 (including)	5.18.18 (excluding)
cpe:2.3:o:linux:linux_kernel::::::::	5.19 (including)	5.19.2 (excluding)

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

CVE-2022-50140

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools