5.5

CVE-2025-37809

usb: typec: class: Fix NULL pointer access

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
LinuxLinux Kernel Version >= 6.7 < 6.12.26
LinuxLinux Kernel Version >= 6.13 < 6.14.5
LinuxLinux Kernel Version6.15 Updaterc1
LinuxLinux Kernel Version6.15 Updaterc2
LinuxLinux Kernel Version6.15 Updaterc3
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.17% 0.063
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/de7c24febd21413ea8f49f61b36338b676c02852
Patch
https://git.kernel.org/stable/c/1fdde62411fe65640e69bc55ea027d5b7b2f0093
Patch
https://git.kernel.org/stable/c/ec27386de23a511008c53aa2f3434ad180a3ca9a
Patch