{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-68325",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-07-30T09:28:09.382Z",
        "datePublished": "2026-08-10T12:03:01.384Z",
        "dateUpdated": "2026-08-19T16:33:18.080Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-19T16:33:18.080Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/amd: Bound the early ACPI HID map\n\nThe ivrs_acpihid command-line parser appends entries to a fixed\nfour-element early_acpihid_map array. Unlike the sibling IOAPIC and HPET\nparsers, it does not reject a fifth entry before incrementing the map size.\n\nCheck the capacity at the common found label before parsing the HID and\nUID or writing the entry."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/iommu/amd/init.c"
                    ],
                    "versions": [
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "9ae6b1b972ce01d3316c8a5f7f58c8b3668cc6bb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "e5e0098f8cd82f8b3c8687a8f686309565d51745",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "afe7ea0520c49586703f210865ace2d70b017e48",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "1e31d2394e0db69541b1591d46c5ad6431c81db3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "abe5d7962f09adada9c4fb25b816dddd3f97c55d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "e5ebe8544df1a1c3611739a8622156094fe470df",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "030a8e84f8f1b6e96f469c84a13a225c3699910b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ca3bf5d47cec8b7614bcb2e9132c40081d6d81db",
                            "lessThan": "fb80117fddb5b477218dc99bb53911b72c3847f8",
                            "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/iommu/amd/init.c"
                    ],
                    "versions": [
                        {
                            "version": "4.7",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.7",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "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": "4.7",
                                    "versionEndExcluding": "5.10.265"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "5.15.216"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "6.1.183"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "6.6.148"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "6.12.101"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "6.18.42"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "7.1.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "4.7",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/9ae6b1b972ce01d3316c8a5f7f58c8b3668cc6bb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e5e0098f8cd82f8b3c8687a8f686309565d51745"
                },
                {
                    "url": "https://git.kernel.org/stable/c/afe7ea0520c49586703f210865ace2d70b017e48"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1e31d2394e0db69541b1591d46c5ad6431c81db3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/abe5d7962f09adada9c4fb25b816dddd3f97c55d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e5ebe8544df1a1c3611739a8622156094fe470df"
                },
                {
                    "url": "https://git.kernel.org/stable/c/030a8e84f8f1b6e96f469c84a13a225c3699910b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/fb80117fddb5b477218dc99bb53911b72c3847f8"
                }
            ],
            "title": "iommu/amd: Bound the early ACPI HID map",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}