{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2024-43899",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amd/display: Fix null pointer deref in dcn20_resource.c\n\nFixes a hang thats triggered when MPV is run on a DCN401 dGPU:\n\nmpv --hwdec=vaapi --vo=gpu --hwdec-codecs=all\n\nand then enabling fullscreen playback (double click on the video)\n\nThe following calltrace will be seen:\n\n[  181.843989] BUG: kernel NULL pointer dereference, address: 0000000000000000\n[  181.843997] #PF: supervisor instruction fetch in kernel mode\n[  181.844003] #PF: error_code(0x0010) - not-present page\n[  181.844009] PGD 0 P4D 0\n[  181.844020] Oops: 0010 [#1] PREEMPT SMP NOPTI\n[  181.844028] CPU: 6 PID: 1892 Comm: gnome-shell Tainted: G        W  OE      6.5.0-41-generic #41~22.04.2-Ubuntu\n[  181.844038] Hardware name: System manufacturer System Product Name/CROSSHAIR VI HERO, BIOS 6302 10/23/2018\n[  181.844044] RIP: 0010:0x0\n[  181.844079] Code: Unable to access opcode bytes at 0xffffffffffffffd6.\n[  181.844084] RSP: 0018:ffffb593c2b8f7b0 EFLAGS: 00010246\n[  181.844093] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000004\n[  181.844099] RDX: ffffb593c2b8f804 RSI: ffffb593c2b8f7e0 RDI: ffff9e3c8e758400\n[  181.844105] RBP: ffffb593c2b8f7b8 R08: ffffb593c2b8f9c8 R09: ffffb593c2b8f96c\n[  181.844110] R10: 0000000000000000 R11: 0000000000000000 R12: ffffb593c2b8f9c8\n[  181.844115] R13: 0000000000000001 R14: ffff9e3c88000000 R15: 0000000000000005\n[  181.844121] FS:  00007c6e323bb5c0(0000) GS:ffff9e3f85f80000(0000) knlGS:0000000000000000\n[  181.844128] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[  181.844134] CR2: ffffffffffffffd6 CR3: 0000000140fbe000 CR4: 00000000003506e0\n[  181.844141] Call Trace:\n[  181.844146]  <TASK>\n[  181.844153]  ? show_regs+0x6d/0x80\n[  181.844167]  ? __die+0x24/0x80\n[  181.844179]  ? page_fault_oops+0x99/0x1b0\n[  181.844192]  ? do_user_addr_fault+0x31d/0x6b0\n[  181.844204]  ? exc_page_fault+0x83/0x1b0\n[  181.844216]  ? asm_exc_page_fault+0x27/0x30\n[  181.844237]  dcn20_get_dcc_compression_cap+0x23/0x30 [amdgpu]\n[  181.845115]  amdgpu_dm_plane_validate_dcc.constprop.0+0xe5/0x180 [amdgpu]\n[  181.845985]  amdgpu_dm_plane_fill_plane_buffer_attributes+0x300/0x580 [amdgpu]\n[  181.846848]  fill_dc_plane_info_and_addr+0x258/0x350 [amdgpu]\n[  181.847734]  fill_dc_plane_attributes+0x162/0x350 [amdgpu]\n[  181.848748]  dm_update_plane_state.constprop.0+0x4e3/0x6b0 [amdgpu]\n[  181.849791]  ? dm_update_plane_state.constprop.0+0x4e3/0x6b0 [amdgpu]\n[  181.850840]  amdgpu_dm_atomic_check+0xdfe/0x1760 [amdgpu]"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "1da177e4c3f4",
                                            "version_value": "974fccd61758"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "6.10.5",
                                                        "lessThanOrEqual": "6.10.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.11",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/974fccd61758599a9716c4b909d9226749efe37e",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/974fccd61758599a9716c4b909d9226749efe37e"
            },
            {
                "url": "https://git.kernel.org/stable/c/ecbf60782662f0a388493685b85a645a0ba1613c",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/ecbf60782662f0a388493685b85a645a0ba1613c"
            }
        ]
    },
    "generator": {
        "engine": "bippy-c9c4e1df01b2"
    }
}