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

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CVE-2023-52785

Severity CVSS v4.0:
Pending analysis
Type:
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Publication date:
21/05/2024
Last modified:
14/01/2025

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> scsi: ufs: core: Fix racing issue between ufshcd_mcq_abort() and ISR<br /> <br /> If command timeout happens and cq complete IRQ is raised at the same time,<br /> ufshcd_mcq_abort clears lprb-&gt;cmd and a NULL pointer deref happens in the<br /> ISR. Error log:<br /> <br /> ufshcd_abort: Device abort task at tag 18<br /> Unable to handle kernel NULL pointer dereference at virtual address<br /> 0000000000000108<br /> pc : [0xffffffe27ef867ac] scsi_dma_unmap+0xc/0x44<br /> lr : [0xffffffe27f1b898c] ufshcd_release_scsi_cmd+0x24/0x114

Impact

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

Base Score: 4.70 MEDIUM
Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
4.70
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.5 (including) 6.5.13 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.6 (including) 6.6.3 (excluding)
cpe:2.3:o:linux:linux_kernel:6.7:rc1:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools