CVE-2024-53071

CVE-2024-53071 affects the Linux kernel's drm/panthor driver. The panthor_device_mmap_io() path mishandles two IO-mapped regions: (1) it bails when VM_WRITE is set for DRM_PANTHOR_USER_FLUSH_ID_MMIO_OFFSET but does not clear VM_MAYWRITE, potentially allowing userspace to writable mappings later v...

CVE-2024-53071 drm/panthor: Be stricter about IO mapping flags

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Be stricter about IO mapping flags The current panthordevicemmapio implementation has two issues: 1. For mapping DRMPANTHORUSERFLUSHIDMMIOOFFSET, panthordevicemmapio bails if VMWRITE is set, but does not clear...