Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2025-38003

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
08/06/2025
Last modified:
17/12/2025

Description

In the Linux kernel, the following vulnerability has been resolved:<br /> <br /> can: bcm: add missing rcu read protection for procfs content<br /> <br /> When the procfs content is generated for a bcm_op which is in the process<br /> to be removed the procfs output might show unreliable data (UAF).<br /> <br /> As the removal of bcm_op&amp;#39;s is already implemented with rcu handling this<br /> patch adds the missing rcu_read_lock() and makes sure the list entries<br /> are properly removed under rcu protection.

Impact

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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

Base Score 3.x
5.50
Severity 3.x
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 4.19.252 (including) 4.20 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.4.205 (including) 5.4.294 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.10.130 (including) 5.10.238 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.15.54 (including) 5.15.185 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.18.11 (including) 5.19 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 5.19.1 (including) 6.1.141 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.2 (including) 6.6.93 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.7 (including) 6.12.31 (excluding)
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 6.13 (including) 6.14.9 (excluding)
cpe:2.3:o:linux:linux_kernel:5.19:-:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc6:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc7:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:5.19:rc8:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.15:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.15:rc2:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools