CyberRota Analysis
AI-GeneratedThe vulnerability affects the Linux kernel's handling of firmware interface structures in the drm/panthor subsystem, where insufficient validation of firmware-provided MCU virtual addresses can lead to out-of-bounds memory accesses. This flaw could potentially allow an attacker to exploit memory corruption vulnerabilities, leading to system instability or unauthorized access. Organizations using Linux systems, particularly those leveraging the drm/panthor subsystem for graphics or multimedia processing, should prioritize applying the relevant patches to mitigate this risk.
Original NVD Description
In the Linux kernel, the following vulnerability has been resolved: drm/panthor: validate firmware interface structure sizes iface_fw_to_cpu_addr() only checks that the firmware-provided MCU virtual address points inside the shared section. The returned pointer is later used as a full firmware interface structure, so accepting an address near the end of the shared section can still lead to out-of-bounds accesses. Pass the expected object size to iface_fw_to_cpu_addr() and reject ranges that do not fit entirely in the shared section.