Linux Distros Unpatched Vulnerability : CVE-2026-46220

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - drm/amdgpu/sdma4: replace BUGON with WARNON in fence emission sdmav40ringemitfence contains two BUGONaddr & 0x3 assertions that verify fence writeback addresses...

CVE-2026-46220

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma4: replace BUGON with WARNON in fence emission sdmav40ringemitfence contains two BUGONaddr & 0x3 assertions that verify fence writeback addresses are dword-aligned. These assertions can be reached from unprivileged...

UBUNTU-CVE-2026-46220

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma4: replace BUGON with WARNON in fence emission sdmav40ringemitfence contains two BUGONaddr & 0x3 assertions that verify fence writeback addresses are dword-aligned. These assertions can be reached from unprivileged...

CVE-2026-46220

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/sdma4: replace BUGON with WARNON in fence emission sdmav40ringemitfence contains two BUGONaddr & 0x3 assertions that verify fence writeback addresses are dword-aligned. These assertions can be reached from unprivileged...

CVE-2026-46220

CVE-2026-46220 affects the Linux kernel’s drm/amdgpu sdma4 fence emission. The vulnerability stems from two BUG_ON(addr & 0x3) assertions in sdma_v4_0_ring_emit_fence(), which could be triggered by unprivileged userspace submissions via DRM_IOCTL_AMDGPU_CS, causing a kernel panic in a scheduler w...