{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-99020",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.386Z",
        "datePublished": "2026-10-23T12:20:57.162Z",
        "dateUpdated": "2026-10-23T12:20:57.162Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-23T12:20:57.162Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregulator: tps6594-regulator: Fix n_linear_ranges for TPS65224 BUCK2-4\n\nThe TPS65224 BUCK2, BUCK3 and BUCK4 descriptors pass 4 as\nn_linear_ranges, but tps65224_bucks_2_3_4_ranges[] only has two\nentries, covering selectors 0x00-0x45.\n\nThe linear range helpers loop over n_linear_ranges entries, so any\nlookup of a selector above 0x45 reads past the end of the array and\ntreats whatever follows it as two more ranges. This happens on the\nnormal registration path when the core checks the voltage constraints\nagainst every selector. TPS652G1 uses the same descriptors and is\naffected too.\n\nUse ARRAY_SIZE() so the count always matches the table."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/regulator/tps6594-regulator.c"
                    ],
                    "versions": [
                        {
                            "version": "54308f24ce510a3ba1bf2e0ebc8b9c8a577b3c3b",
                            "lessThan": "1ea151615a82fd94f25e38b2cc7eeac49112508b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c826525fbae0230f6c3e9879e56d50267deb42",
                            "lessThan": "66b7da589b2ce44a02b8387c6160e9254685f34f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c826525fbae0230f6c3e9879e56d50267deb42",
                            "lessThan": "f6fbe9c6b39968a7696b9badef4bc29331a6376a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c826525fbae0230f6c3e9879e56d50267deb42",
                            "lessThan": "f3423b56be12208a393274afb9a5e3d67fc58ce3",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "00c826525fbae0230f6c3e9879e56d50267deb42",
                            "lessThan": "2f15518682c779b1014552cb2ccb4a2052f85f27",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6.6.157",
                            "lessThan": "6.6.160",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/regulator/tps6594-regulator.c"
                    ],
                    "versions": [
                        {
                            "version": "6.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.160",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.113",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.57",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.11",
                            "lessThanOrEqual": "7.2.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.3",
                            "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": "6.6.157",
                                    "versionEndExcluding": "6.6.160"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.10",
                                    "versionEndExcluding": "6.12.113"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.10",
                                    "versionEndExcluding": "6.18.57"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.10",
                                    "versionEndExcluding": "7.2.11"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.10",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/1ea151615a82fd94f25e38b2cc7eeac49112508b"
                },
                {
                    "url": "https://git.kernel.org/stable/c/66b7da589b2ce44a02b8387c6160e9254685f34f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f6fbe9c6b39968a7696b9badef4bc29331a6376a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f3423b56be12208a393274afb9a5e3d67fc58ce3"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2f15518682c779b1014552cb2ccb4a2052f85f27"
                }
            ],
            "title": "regulator: tps6594-regulator: Fix n_linear_ranges for TPS65224 BUCK2-4",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}