drm/amdgpu: Add bounds checking to ib_{get,set}_value

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CVE-2026-46218

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Add bounds checking to ibget,setvalue The uvd/vce/vcn code accesses the IB at predefined offsets without checking that the IB is large enough. Check the bounds here. The caller is responsible for making sure it can...

CVE-2026-46218

The vulnerability CVE-2026-46218 affects the Linux kernel DRM AMDGPU driver. The issue is in ib_get_value/ib_set_value where the uvd/vce/vcn code accessed the Instruction Buffer (IB) at predefined offsets without verifying the IB size, enabling out-of-bounds reads/writes. The root cause is missin...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the lack of boundary checks in the ibget,setvalue function within drm/amdgpu, potentially leading...