{"id":"CVE-2026-68105","revision":"5220702b09cc4cc18dea731999b0769c","records":[{"revision":"5220702b09cc4cc18dea731999b0769c","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-68105","aliases":[],"title":"drm/amdgpu: Fix kernel panic during driver load failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Fix kernel panic during driver load failure\n\nAvoid kernel panic if MES init fails during driver load. The KIQ ring is\nfalsely marked as ready as ASICs that use MES, KIQ is owned by MES.\n\nBUG: kernel NULL pointer dereference, address: 0000000000000000\nRIP: 0010:gfx_v12_1_wait_reg_mem+0x5a/0x1f0 [amdgpu]\nCall Trace:\n gfx_v12_1_ring_emit_reg_write_reg_wait+0x1f/0x30 [amdgpu]\n amdgpu_gmc_fw_reg_write_reg_wait+0xb2/0x190 [amdgpu]\n amdgpu_gmc_flush_gpu_tlb+0x1cc/0x230 [amdgpu]\n amdgpu_gart_invalidate_tlb+0x81/0xa0 [amdgpu]\n amdgpu_gart_unbind+0x72/0x90 [amdgpu]\n amdgpu_ttm_backend_unbind+0xa4/0xb0 [amdgpu]\n amdgpu_ttm_tt_unpopulate+0x13/0xd0 [amdgpu]\n amdttm_tt_unpopulate+0x29/0x70 [amdttm]\n ttm_bo_put+0x1eb/0x360 [amdttm]\n amdgpu_bo_free_kernel+0xf9/0x1f0 [amdgpu]\n amdgpu_ih_ring_fini+0x5a/0x90 [amdgpu]\n amdgpu_irq_fini_hw+0x58/0x80 [amdgpu]\n amdgpu_device_fini_hw+0x4e0/0x5b0 [amdgpu]\n amdgpu_driver_load_kms+0x60/0xa0 [amdgpu]\n amdgpu_pci_probe+0x28e/0x6d0 [amdgpu]\n pci_device_probe+0x19f/0x220\n really_probe+0x1ed/0x340\n driver_probe_device+0x1e/0x80\n __driver_attach+0xd3/0x1a0\n bus_for_each_dev+0x68/0xa0\n bus_add_driver+0x19f/0x270\n driver_register+0x5d/0xf0\n do_one_initcall+0xac/0x200\n do_init_module+0x1ec/0x280\n __se_sys_finit_module+0x2de/0x310\n do_syscall_64+0x6a/0x250\n entry_SYSCALL_64_after_hwframe+0x4b/0x53\n\n(cherry picked from commit 4623b958dd6da0f4c3026afdf330626a09ecb0f0)","state":0,"publishedAt":"2026-08-10T11:58:22.101+00:00","modifiedAt":"2026-10-21T12:43:29.891+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c\",\n                        \"drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"52cb80c12e8a647aa9c903903d58916e6c1c4d38\",\n                            \"lessThan\": \"b437e9b88b47fdf6d8d9d02651b8b56b9162de9a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"52cb80c12e8a647aa9c903903d58916e6c1c4d38\",\n                            \"lessThan\": \"f7e744bac9a720740a60d19319e8e5ed5e5c3c76\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"52cb80c12e8a647aa9c903903d58916e6c1c4d38\",\n                            \"lessThan\": \"5bc93f907bad7e076d814664dfab8fc230efca3d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"52cb80c12e8a647aa9c903903d58916e6c1c4d38\",\n                            \"lessThan\": \"a279bd143b3c184358b658e43a057e31ee8c4de5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/gpu/drm/amd/amdgpu/gfx_v12_0.c\",\n                        \"drivers/gpu/drm/amd/amdgpu/gfx_v12_1.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.11\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.11\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.114\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.57\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.1.6\",\n                            \"lessThanOrEqual\": \"7.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/b437e9b88b47fdf6d8d9d02651b8b56b9162de9a","https://git.kernel.org/stable/c/f7e744bac9a720740a60d19319e8e5ed5e5c3c76","https://git.kernel.org/stable/c/5bc93f907bad7e076d814664dfab8fc230efca3d","https://git.kernel.org/stable/c/a279bd143b3c184358b658e43a057e31ee8c4de5"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-68105","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-68105","identifiers":["CVE-2026-68105"]},"retained":false,"historicalAffected":[]}],"coverage":[]}