CVE-2025-37809

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.

Reserved 2025-04-16 | Published 2025-05-08 | Updated 2025-05-08 | Assigner Linux

Product status

Default status
unaffected

59de2a56d127890cc610f3896d5fc31887c54ac2 before de7c24febd21413ea8f49f61b36338b676c02852
affected

59de2a56d127890cc610f3896d5fc31887c54ac2 before 1fdde62411fe65640e69bc55ea027d5b7b2f0093
affected

59de2a56d127890cc610f3896d5fc31887c54ac2 before ec27386de23a511008c53aa2f3434ad180a3ca9a
affected

Default status
affected

6.7
affected

Any version before 6.7
unaffected

6.12.26
unaffected

6.14.5
unaffected

6.15-rc4
unaffected

References

git.kernel.org/...c/de7c24febd21413ea8f49f61b36338b676c02852

git.kernel.org/...c/1fdde62411fe65640e69bc55ea027d5b7b2f0093

git.kernel.org/...c/ec27386de23a511008c53aa2f3434ad180a3ca9a

cve.org (CVE-2025-37809)

nvd.nist.gov (CVE-2025-37809)

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