Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2023-53508

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
01/10/2025
Last modified:
23/01/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> ublk: fail to start device if queue setup is interrupted<br /> <br /> In ublk_ctrl_start_dev(), if wait_for_completion_interruptible() is<br /> interrupted by signal, queues aren&amp;#39;t setup successfully yet, so we<br /> have to fail UBLK_CMD_START_DEV, otherwise kernel oops can be triggered.<br /> <br /> Reported by German when working on qemu-storage-deamon which requires<br /> single thread ublk daemon.

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:*:*:*:*:*:*:*:* 6.0 (including) 6.1.43 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.2 (including) 6.4.8 (excluding)
cpe:2.3:o:linux:linux_kernel:6.5:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.5:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.5:rc3:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools