Overview
About vulnerability
In the Linux kernel, the following vulnerability has been resolved:
drm: zynqmp_kms: Unplug DRM device before removal
Prevent userspace accesses to the DRM device from causing use-after-frees by unplugging the device before we remove it. This causes any further userspace accesses to result in an error without further calls into this driver’s internals.
Details
- Affected product:
- AlmaLinux 9.2 ESU , Ubuntu 20.04 ELS
- Affected packages:
- kernel @ 5.14.0-11 (+2 more)
In the Linux kernel, the following vulnerability has been resolved:
drm: zynqmp_kms: Unplug DRM device before removal
Prevent userspace accesses to the DRM device from causing use-after-frees by unplugging the device before we remove it. This causes any further userspace accesses to result in an error without further calls into this driver’s internals.