CVE-2025-39712 - media: mt9m114: Fix deadlock in get_frame_interval/set_frame_interval

CVE-2025-39712 - media: mt9m114: Fix deadlock in get_frame_interval/set_frame_interval

https://cvefeed.io/rssfeed/latest.atom / Fri, 09/05/2025 - 20:38
CVE ID : CVE-2025-39712
Published : Sept. 5, 2025, 5:21 p.m. | 52 minutes ago
Description : In the Linux kernel, the following vulnerability has been resolved: media: mt9m114: Fix deadlock in get_frame_interval/set_frame_interval Getting / Setting the frame interval using the V4L2 subdev pad ops get_frame_interval/set_frame_interval causes a deadlock, as the subdev state is locked in the [1] but also in the driver itself. In [2] it's described that the caller is responsible to acquire and release the lock in this case. Therefore, acquiring the lock in the driver is wrong. Remove the lock acquisitions/releases from mt9m114_ifp_get_frame_interval() and mt9m114_ifp_set_frame_interval(). [1] drivers/media/v4l2-core/v4l2-subdev.c - line 1129 [2] Documentation/driver-api/media/v4l2-subdev.rst
Severity: 0.0 | NA
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