{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-68259",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-07-30T09:28:09.378Z",
        "datePublished": "2026-08-10T12:01:33.110Z",
        "dateUpdated": "2026-08-19T16:32:28.586Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-19T16:32:28.586Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: Check bounds in allocate_event_notification_slot\n\nThe valid event ids go from 0 to KFD_SIGNAL_EVENT_LIMIT\n\nallocate_event_notification_slot has an option to specify\nan event id to allocate at, used by CRIU. We weren't checking\nthe bounds on that value.\n\nCheck them.\n\nv2: Lower bounds check is unecessary because of idr_alloc\nalready rejecting negative numbers. Upper bounds check should\nbe KFD_SIGNAL_EVENT_LIMIT since the signal mode mappings might\nnot yet exist\n\n(cherry picked from commit 6853f1f6cbbeb3f53ebbbd7286536aeb2c5d5f50)"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/amd/amdkfd/kfd_events.c"
                    ],
                    "versions": [
                        {
                            "version": "40e8a766a761f7fdc8530347527b344fddf6f1a8",
                            "lessThan": "6884fc142b17f456caac50c14505f509bfbcd012",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "40e8a766a761f7fdc8530347527b344fddf6f1a8",
                            "lessThan": "85eedff5f0c4aba5a66bc37a1bd6bcecd0d77b53",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "40e8a766a761f7fdc8530347527b344fddf6f1a8",
                            "lessThan": "4622214f0542f64b02c250db0f9c677eeb032d9b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "40e8a766a761f7fdc8530347527b344fddf6f1a8",
                            "lessThan": "50319efb865f72db45f191c8709511746d58ee0a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "40e8a766a761f7fdc8530347527b344fddf6f1a8",
                            "lessThan": "abeeb1947d81610c65349db4d89c6151f270e136",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "40e8a766a761f7fdc8530347527b344fddf6f1a8",
                            "lessThan": "bb52249fbbe948875155ccd45cd8d74bf4ae747b",
                            "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/amd/amdkfd/kfd_events.c"
                    ],
                    "versions": [
                        {
                            "version": "5.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.148",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.101",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.42",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.6",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "5.18",
                                    "versionEndExcluding": "6.1.183"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18",
                                    "versionEndExcluding": "6.6.148"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18",
                                    "versionEndExcluding": "6.12.101"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18",
                                    "versionEndExcluding": "6.18.42"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18",
                                    "versionEndExcluding": "7.1.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.18",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6884fc142b17f456caac50c14505f509bfbcd012"
                },
                {
                    "url": "https://git.kernel.org/stable/c/85eedff5f0c4aba5a66bc37a1bd6bcecd0d77b53"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4622214f0542f64b02c250db0f9c677eeb032d9b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/50319efb865f72db45f191c8709511746d58ee0a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/abeeb1947d81610c65349db4d89c6151f270e136"
                },
                {
                    "url": "https://git.kernel.org/stable/c/bb52249fbbe948875155ccd45cd8d74bf4ae747b"
                }
            ],
            "title": "drm/amdkfd: Check bounds in allocate_event_notification_slot",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}