Threats Tagged 'cve-2026-31766'
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Threats Tagged 'cve-2026-31766'
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Linux hwe edge: In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate doorbell_offset in user queue creation… (CVE-2026-31766)CVE-2026-31766 0 In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: validate doorbell_offset in user queue creation amdgpu_userq_get_doorbell_index() passes the user-provided doorbell_offset to amdgpu_doorbell_index_on_bar() without bounds checking. An arbitrarily large doorbell_offset can cause the calculated doorbell index to fall outside the allocated doorbell BO, potentially corrupting kernel doorbell space. Validate that doorbell_offset falls within the doorbell BO before computing the BAR index, using u64 arithmetic to prevent overflow. (cherry picked from commit de1ef4ffd70e1d15f0bf584fd22b1f28cbd5e2ec) Join the discussion | GCVE Database | 05/01/2026, 15:16:00 UTC Added: 07/31/2026, 15:38:25 UTC |
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