uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind
CVE-2024-46739
Currently unrated 🤨
Summary
In the Linux kernel, the following vulnerability has been resolved: uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind For primary VM Bus channels, primary_channel pointer is always NULL. This pointer is valid only for the secondary channels. Also, rescind callback is meant for primary channels only. Fix NULL pointer dereference by retrieving the device_obj from the parent for the primary channel.
Affected Version(s)
Linux < 3d414b64ecf6
Linux < ca3cda6fcf1e
Linux < 1d8e020e51ab
Timeline
Vulnerability published.
Vulnerability Reserved.
Collectors
NVD DatabaseMitre Database