Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-47075

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
01/03/2024
Last modified:
19/03/2025

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> nvmet: fix memory leak in nvmet_alloc_ctrl()<br /> <br /> When creating ctrl in nvmet_alloc_ctrl(), if the cntlid_min is larger<br /> than cntlid_max of the subsystem, and jumps to the<br /> "out_free_changed_ns_list" label, but the ctrl-&gt;sqs lack of be freed.<br /> Fix this by jumping to the "out_free_sqs" label.

Impact

Vector 3.x
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS v3.1 Severity and Metrics:

Base Score: 5.30 MEDIUM
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

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

Base Score 3.x
5.30
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.7 (including) 5.10.40 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.11 (including) 5.12.7 (excluding)
cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools