{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-23039",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.943Z",
        "datePublished": "2026-01-31T11:42:33.377Z",
        "dateUpdated": "2026-05-11T21:58:49.153Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:58:49.153Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/gud: fix NULL fb and crtc dereferences on USB disconnect\n\nOn disconnect drm_atomic_helper_disable_all() is called which\nsets both the fb and crtc for a plane to NULL before invoking a commit.\n\nThis causes a kernel oops on every display disconnect.\n\nAdd guards for those dereferences."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/gud/gud_pipe.c"
                    ],
                    "versions": [
                        {
                            "version": "73cfd166e045769a1b42d36897accaa6e06b8102",
                            "lessThan": "a255ec07f91d4c73a361a28b7a3d82f5710245f1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "73cfd166e045769a1b42d36897accaa6e06b8102",
                            "lessThan": "dc2d5ddb193e363187bae2ad358245642d2721fb",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/gud/gud_pipe.c"
                    ],
                    "versions": [
                        {
                            "version": "6.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.7",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18",
                                    "versionEndExcluding": "6.18.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18",
                                    "versionEndExcluding": "6.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/a255ec07f91d4c73a361a28b7a3d82f5710245f1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/dc2d5ddb193e363187bae2ad358245642d2721fb"
                }
            ],
            "title": "drm/gud: fix NULL fb and crtc dereferences on USB disconnect",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}