CVE-2025-37809
MEDIUM EPSS 5.8%
Published May 8, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Published May 8, 2025 1y ago
Last Modified Jun 17, 2026 1w ago
Description
In the Linux kernel, the following vulnerability has been resolved: usb: typec: class: Fix NULL pointer access Concurrent calls to typec_partner_unlink_device can lead to a NULL pointer dereference. This patch adds a mutex to protect USB device pointers and prevent this issue. The same mutex protects both the device pointers and the partner device registration.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High
Threat Intelligence
EPSS Exploit Probability
5.8% percentile
Exploit & Patch Status
No Known Exploit
Patch Available
Weaknesses 1
CWE-476 NULL Pointer Dereference Memory Safety
Affected Products 5
References 3
- git.kernel.org https://git.kernel.org/stable/c/1fdde62411fe65640e69bc55ea027d5b7b2f0093
- git.kernel.org https://git.kernel.org/stable/c/de7c24febd21413ea8f49f61b36338b676c02852
- git.kernel.org https://git.kernel.org/stable/c/ec27386de23a511008c53aa2f3434ad180a3ca9a
Remediation
- git.kernel.org https://git.kernel.org/stable/c/1fdde62411fe65640e69bc55ea027d5b7b2f0093
- git.kernel.org https://git.kernel.org/stable/c/de7c24febd21413ea8f49f61b36338b676c02852
- git.kernel.org https://git.kernel.org/stable/c/ec27386de23a511008c53aa2f3434ad180a3ca9a