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

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CVE-2025-39870

Severity CVSS v4.0:
Pending analysis
Type:
CWE-415 Double Free
Publication date:
23/09/2025
Last modified:
20/01/2026

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> dmaengine: idxd: Fix double free in idxd_setup_wqs()<br /> <br /> The clean up in idxd_setup_wqs() has had a couple bugs because the error<br /> handling is a bit subtle. It&amp;#39;s simpler to just re-write it in a cleaner<br /> way. The issues here are:<br /> <br /> 1) If "idxd-&gt;max_wqs" is

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:*:*:*:*:*:*:*:* 6.1.140 (including) 6.1.153 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.6.92 (including) 6.6.107 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.12.30 (including) 6.12.48 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.14.8 (including) 6.15 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.15.1 (including) 6.16.8 (excluding)
cpe:2.3:o:linux:linux_kernel:6.15:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.15:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.17:rc5:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools