What happened
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix integer overflow in amdgpu_cs_pass1 The type of size is unsigned int, if size is 0x40000000, there will be an integer overflow, size will be zero after size *= sizeof(uint32_t), will cause uninitialized memory to be referenced later.
Affected versions
Linux: d38ceaf99ed015f2a0b9af3499791bd3a3daae21 through before 8fb035232b505ab12119adf78f5fc1f93f2b7e24 (git); d38ceaf99ed015f2a0b9af3499791bd3a3daae21 through before 6e03634f44cd5988ee5b6cdd4f849e73762095e7 (git); d38ceaf99ed015f2a0b9af3499791bd3a3daae21 through before 9f55d300541cb5b435984d269087810581580b00 (git); d38ceaf99ed015f2a0b9af3499791bd3a3daae21 through before c3deb091398e9e469d08dd1599b6d76fd6b29df8 (git); d38ceaf99ed015f2a0b9af3499791bd3a3daae21 through before 87c2213e85bd81e4a9a4d0880c256568794ae388 (git); 4.2 Fixed: See vendor advisory.
Why it matters
Review the vendor advisory and exposure of the affected product to determine operational impact.
Detection & mitigation
- Apply vendor-provided updates or mitigations.
- Review affected product exposure and access logs.
Public PoC references
No public PoC reference has passed the current publication threshold.