{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-74423",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-15T05:44:03.894Z",
        "datePublished": "2026-08-15T05:59:26.568Z",
        "dateUpdated": "2026-08-17T05:19:08.522Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-17T05:19:08.522Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\naccel/amdxdna: Fix leak when pinning ubuf pages\n\nWhen pin_user_pages_fast() returns fewer pages than requested, the pages\nthat were successfully pinned are not released, leading to a leak.\n\nFix this by unpinning any partially pinned pages before returning failure."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/accel/amdxdna/amdxdna_ubuf.c"
                    ],
                    "versions": [
                        {
                            "version": "bd72d4acda1069579b35123e3cc0b21ec1193a21",
                            "lessThan": "68dc52f308a17c3103a349f722dd5dea32c50a88",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd72d4acda1069579b35123e3cc0b21ec1193a21",
                            "lessThan": "5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bd72d4acda1069579b35123e3cc0b21ec1193a21",
                            "lessThan": "d946347edc4f0a7b846325323d77e936a4c90d0f",
                            "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/accel/amdxdna/amdxdna_ubuf.c"
                    ],
                    "versions": [
                        {
                            "version": "6.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.40",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.5",
                            "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": "6.18",
                                    "versionEndExcluding": "6.18.40"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18",
                                    "versionEndExcluding": "7.1.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/68dc52f308a17c3103a349f722dd5dea32c50a88"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5b24e0903c58cdfd8ebfecb6ac5c5bacfd06e4e7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d946347edc4f0a7b846325323d77e936a4c90d0f"
                }
            ],
            "title": "accel/amdxdna: Fix leak when pinning ubuf pages",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}