{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-74448",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-15T05:44:03.899Z",
        "datePublished": "2026-08-15T12:26:53.915Z",
        "dateUpdated": "2026-08-18T06:56:34.583Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-18T06:56:34.583Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: fix QID bit leak in pqm_create_queue()\n\nWhen MES is enabled and amdgpu_amdkfd_alloc_kernel_mem() fails during\nthe first queue creation for a process, pqm_create_queue() returns\nearly via 'return retval' without going through the err_create_queue\ncleanup label.\n\nThis means clear_bit(*qid, pqm->queue_slot_bitmap) is never called,\nleaving the reserved QID bit permanently set in queue_slot_bitmap.\nOver time this leaks QID slots, potentially exhausting all available\nqueue slots.\n\nFix this by replacing 'return retval' with 'goto err_allocate_pqn'\nso that clear_bit() is always called on the error path without\ntouching the uninitialized pqn pointer.\n\nAILIKFD-813\n\n(cherry picked from commit a107f74c38edbb80d6ab64dcaeeb292c14e9779f)"
                }
            ],
            "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_process_queue_manager.c"
                    ],
                    "versions": [
                        {
                            "version": "0f88894aa628680747ae27760e5f627f901a435f",
                            "lessThan": "8924e2594a15bdbd07f8696770864366d787ab70",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "c0ef1c8ef70bfa3487ea84f794d7a1f0fea0735d",
                            "lessThan": "2ff5bb3645c72b3690e70c513a62a86600c4632f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fddc45026311c05a5355fd34b9dc0a1d7eaef4a2",
                            "lessThan": "5f0f2ddeac738e2ca9d12cb76a1ff2904e85ecc3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fddc45026311c05a5355fd34b9dc0a1d7eaef4a2",
                            "lessThan": "7c35bf94150d872e670a6632aa819d320279effb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fddc45026311c05a5355fd34b9dc0a1d7eaef4a2",
                            "lessThan": "38b73293f38658a4685ffcea666462024f858ad9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "9d61e2b81f5fc90c87975879809346e7c90ea5f9",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "d86ba913bbfd1afafacbfb750001ffc6bfe29da0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.87",
                            "lessThan": "6.6.151",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.23",
                            "lessThan": "6.12.103",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.13.11",
                            "lessThan": "6.14",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14.2",
                            "lessThan": "6.15",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "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_process_queue_manager.c"
                    ],
                    "versions": [
                        {
                            "version": "6.15",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.15",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.151",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.103",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.44",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.8",
                            "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": "6.6.87",
                                    "versionEndExcluding": "6.6.151"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.23",
                                    "versionEndExcluding": "6.12.103"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "6.18.44"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "7.1.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.15",
                                    "versionEndExcluding": "7.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13.11"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.14.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/8924e2594a15bdbd07f8696770864366d787ab70"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2ff5bb3645c72b3690e70c513a62a86600c4632f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5f0f2ddeac738e2ca9d12cb76a1ff2904e85ecc3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7c35bf94150d872e670a6632aa819d320279effb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/38b73293f38658a4685ffcea666462024f858ad9"
                }
            ],
            "title": "drm/amdkfd: fix QID bit leak in pqm_create_queue()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}