{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-98199",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-09-25T10:25:14.324Z",
        "datePublished": "2026-10-06T08:44:37.623Z",
        "dateUpdated": "2026-10-19T09:15:30.300Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-10-19T09:15:30.300Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (pmbus/core) increase number of phases and add new mask\n\nIncrease the number of phases to 16 as a new upcoming device supports\nsuch a number.\n\nWhile at it, add a new mask for controlling the source of the output\nvoltage.\n\nNote (groeck):\n\nThis patch was meant to prepare for support of MAX20826 and compatible\ndevices, which support more than 10 phases per page. However, Sashiko\nreports that the mp2975 driver already supports up to 14 phases, and the\nmp2856 driver supports up to 12 phases. This already has the potential for\nout-of-bounds writes when probing the affected chips, making this patch a\nbug fix."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/hwmon/pmbus/pmbus.h"
                    ],
                    "versions": [
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "272006a52cbd9c8342cead4d3eb9221ebbe8b985",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "b32607710a20ad983f9fe4a3051892584c0641a4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "66368f682a53f3a3842e20eebb571a59809c52c0",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "1ec644c94466834f8cb6b7ba12636fd047bdfdda",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "9558fc1e042ac6b12dd63c37d2c51be4ec86d402",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "b49f100a15b8876deccf8c59f41af92b8e25fd74",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2c6fcbb211494f1ff6ef384776944b9e04f4c14c",
                            "lessThan": "06bd6794b5fd2163880ac3bfe973d4cc61f359f3",
                            "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/hwmon/pmbus/pmbus.h"
                    ],
                    "versions": [
                        {
                            "version": "5.10",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.10",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.222",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.189",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.158",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.112",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.54",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2.8",
                            "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": "5.10",
                                    "versionEndExcluding": "5.15.222"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.1.189"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.6.158"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.12.112"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "6.18.54"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "7.2.8"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.10",
                                    "versionEndExcluding": "7.3"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/272006a52cbd9c8342cead4d3eb9221ebbe8b985"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b32607710a20ad983f9fe4a3051892584c0641a4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/66368f682a53f3a3842e20eebb571a59809c52c0"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1ec644c94466834f8cb6b7ba12636fd047bdfdda"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9558fc1e042ac6b12dd63c37d2c51be4ec86d402"
                },
                {
                    "url": "https://git.kernel.org/stable/c/b49f100a15b8876deccf8c59f41af92b8e25fd74"
                },
                {
                    "url": "https://git.kernel.org/stable/c/06bd6794b5fd2163880ac3bfe973d4cc61f359f3"
                }
            ],
            "title": "hwmon: (pmbus/core) increase number of phases and add new mask",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}