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

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CVE-2023-53626

Severity CVSS v4.0:
Pending analysis
Type:
CWE-415 Double Free
Publication date:
07/10/2025
Last modified:
03/02/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> ext4: fix possible double unlock when moving a directory

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:5.4.237:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10.175:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.15.103:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.1.20:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2.7:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.3:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.3:rc2:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools