{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-80582",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-26T14:34:25.769Z",
        "datePublished": "2026-08-26T14:37:39.113Z",
        "dateUpdated": "2026-08-26T14:37:39.113Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-26T14:37:39.113Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/shmem_helper: Check VMA boundaries for PMD mappings\n\nIn the ->huge_fault handler do not install a PMD huge page\nmapping if the huge page exceeds the boundaries of the VMA.\n\nAll other ->huge_fault handlers have similar checks and the\nresulting mapping will trigger a VM_BUG_ON_VMA() if it ever\nreaches copy_pmd_range()."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/gpu/drm/drm_gem_shmem_helper.c"
                    ],
                    "versions": [
                        {
                            "version": "fc3bbf34e643faa8678aabdc3810c60109f3435a",
                            "lessThan": "12803e89a1e593fd1e784dfe7453f5e392ccaff2",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "fc3bbf34e643faa8678aabdc3810c60109f3435a",
                            "lessThan": "617bbd08714857c1613d7c550d43a9092ec0fb97",
                            "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/drm_gem_shmem_helper.c"
                    ],
                    "versions": [
                        {
                            "version": "7.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "7.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.10",
                            "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": "7.0",
                                    "versionEndExcluding": "7.1.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "7.0",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/12803e89a1e593fd1e784dfe7453f5e392ccaff2"
                },
                {
                    "url": "https://git.kernel.org/stable/c/617bbd08714857c1613d7c550d43a9092ec0fb97"
                }
            ],
            "title": "drm/shmem_helper: Check VMA boundaries for PMD mappings",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}