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

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CVE-2023-53084

Severity CVSS v4.0:
Pending analysis
Type:
CWE-416 Use After Free
Publication date:
02/05/2025
Last modified:
12/11/2025

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> drm/shmem-helper: Remove another errant put in error path<br /> <br /> drm_gem_shmem_mmap() doesn&amp;#39;t own reference in error code path, resulting<br /> in the dma-buf shmem GEM object getting prematurely freed leading to a<br /> later use-after-free.

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:*:*:*:*:*:*:*:* 5.9.5 (including) 5.10 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.10.1 (including) 5.10.176 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.11 (including) 5.15.104 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.16 (including) 6.1.21 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.2 (including) 6.2.8 (excluding)
cpe:2.3:o:linux:linux_kernel:5.10:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.10:rc7:*:*:*:*:*:*
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