{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-38027",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-04-16T04:51:23.978Z",
        "datePublished": "2025-06-18T09:28:32.546Z",
        "dateUpdated": "2026-05-11T21:19:52.816Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:19:52.816Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: max20086: fix invalid memory access\n\nmax20086_parse_regulators_dt() calls of_regulator_match() using an\narray of struct of_regulator_match allocated on the stack for the\nmatches argument.\n\nof_regulator_match() calls devm_of_regulator_put_matches(), which calls\ndevres_alloc() to allocate a struct devm_of_regulator_matches which will\nbe de-allocated using devm_of_regulator_put_matches().\n\nstruct devm_of_regulator_matches is populated with the stack allocated\nmatches array.\n\nIf the device fails to probe, devm_of_regulator_put_matches() will be\ncalled and will try to call of_node_put() on that stack pointer,\ngenerating the following dmesg entries:\n\nmax20086 6-0028: Failed to read DEVICE_ID reg: -121\nkobject: '\\xc0$\\xa5\\x03' (000000002cebcb7a): is not initialized, yet\nkobject_put() is being called.\n\nFollowed by a stack trace matching the call flow described above.\n\nSwitch to allocating the matches array using devm_kcalloc() to\navoid accessing the stack pointer long after it's out of scope.\n\nThis also has the advantage of allowing multiple max20086 to probe\nwithout overriding the data stored inside the global of_regulator_match."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/regulator/max20086-regulator.c"
                    ],
                    "versions": [
                        {
                            "version": "bfff546aae50ae68ed395bf0e0848188d27b0ba3",
                            "lessThan": "6ba30f7aa2c550b2ac04f16b81a19a8c045b8660",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bfff546aae50ae68ed395bf0e0848188d27b0ba3",
                            "lessThan": "7bddac8603d4e396872c2fbf4403ec08e7b1d7c8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bfff546aae50ae68ed395bf0e0848188d27b0ba3",
                            "lessThan": "d2a9a92bb4cc7568cff68241b0051dc7268bdc68",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bfff546aae50ae68ed395bf0e0848188d27b0ba3",
                            "lessThan": "5578ab04bd7732f470fc614bbc0a924900399fb8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "bfff546aae50ae68ed395bf0e0848188d27b0ba3",
                            "lessThan": "6b0cd72757c69bc2d45da42b41023e288d02e772",
                            "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/regulator/max20086-regulator.c"
                    ],
                    "versions": [
                        {
                            "version": "5.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.140",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.92",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.30",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.14.8",
                            "lessThanOrEqual": "6.14.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.15",
                            "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": "5.17",
                                    "versionEndExcluding": "6.1.140"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "6.6.92"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "6.12.30"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "6.14.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "6.15"
                                }
                            ]
                        }
                    ]
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            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/6ba30f7aa2c550b2ac04f16b81a19a8c045b8660"
                },
                {
                    "url": "https://git.kernel.org/stable/c/7bddac8603d4e396872c2fbf4403ec08e7b1d7c8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d2a9a92bb4cc7568cff68241b0051dc7268bdc68"
                },
                {
                    "url": "https://git.kernel.org/stable/c/5578ab04bd7732f470fc614bbc0a924900399fb8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6b0cd72757c69bc2d45da42b41023e288d02e772"
                }
            ],
            "title": "regulator: max20086: fix invalid memory access",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "title": "CVE Program Container",
                "references": [
                    {
                        "url": "https://lists.debian.org/debian-lts-announce/2025/08/msg00010.html"
                    }
                ],
                "providerMetadata": {
                    "orgId": "af854a3a-2127-422b-91ae-364da2661108",
                    "shortName": "CVE",
                    "dateUpdated": "2025-11-03T19:58:24.832Z"
                }
            }
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    }
}