{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-74352",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-08-15T05:44:03.886Z",
        "datePublished": "2026-08-15T05:58:38.710Z",
        "dateUpdated": "2026-08-17T05:17:45.878Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-17T05:17:45.878Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nof: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails\n\nThe global pointer 'reserved_mem' continues to reference the\nreserved_mem_array which lives in __initdata if\nalloc_reserved_mem_array() fails. of_reserved_mem_lookup() is\nexported for post-init use, that would dereference freed memory\nand trigger a use-after-free.\n\nSo reset reserved_mem_count to 0 when alloc_reserved_mem_array()\nfails."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/of/of_reserved_mem.c"
                    ],
                    "versions": [
                        {
                            "version": "b6ae53301eb41f0f59f83c161248b186bca7da70",
                            "lessThan": "6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c9a452a235c61f099504783badd9a7675ff5a5",
                            "lessThan": "9af58d10d0d8c08b822de5fc99e61f31a87ede8d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c9a452a235c61f099504783badd9a7675ff5a5",
                            "lessThan": "cbd3102fe27bc87da244bf4c3ba670ea4698b0a8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c9a452a235c61f099504783badd9a7675ff5a5",
                            "lessThan": "e1686ca81dbf3edbde589b7daf312b45cbf76e03",
                            "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/of/of_reserved_mem.c"
                    ],
                    "versions": [
                        {
                            "version": "6.13",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.13",
                            "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": "6.13",
                                    "versionEndExcluding": "6.18.40"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13",
                                    "versionEndExcluding": "7.1.5"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.13",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6d28e6ad3c5c9248577f21057baa9bf16fa9ef3b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9af58d10d0d8c08b822de5fc99e61f31a87ede8d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cbd3102fe27bc87da244bf4c3ba670ea4698b0a8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/e1686ca81dbf3edbde589b7daf312b45cbf76e03"
                }
            ],
            "title": "of: reserved_mem: avoid post-init UAF when alloc_reserved_mem_array() fails",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}