{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-23260",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.990Z",
        "datePublished": "2026-03-18T17:41:06.738Z",
        "dateUpdated": "2026-05-11T22:03:25.152Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T22:03:25.152Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nregmap: maple: free entry on mas_store_gfp() failure\n\nregcache_maple_write() allocates a new block ('entry') to merge\nadjacent ranges and then stores it with mas_store_gfp().\nWhen mas_store_gfp() fails, the new 'entry' remains allocated and\nis never freed, leaking memory.\n\nFree 'entry' on the failure path; on success continue freeing the\nreplaced neighbor blocks ('lower', 'upper')."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/base/regmap/regcache-maple.c"
                    ],
                    "versions": [
                        {
                            "version": "f033c26de5a5734625d2dd1dc196745fae186f1b",
                            "lessThan": "d61171cf097156030142643942c217759a9cc806",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f033c26de5a5734625d2dd1dc196745fae186f1b",
                            "lessThan": "811b45e2d795d955bb7fd9c816b40036f4fde350",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f033c26de5a5734625d2dd1dc196745fae186f1b",
                            "lessThan": "f08f2d2907675926ac5657b25f86d921f269602a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "f033c26de5a5734625d2dd1dc196745fae186f1b",
                            "lessThan": "f3f380ce6b3d5c9805c7e0b3d5bc28d9ec41e2e8",
                            "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/base/regmap/regcache-maple.c"
                    ],
                    "versions": [
                        {
                            "version": "6.4",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.4",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.124",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.70",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.10",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.19",
                            "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": "6.4",
                                    "versionEndExcluding": "6.6.124"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.4",
                                    "versionEndExcluding": "6.12.70"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.4",
                                    "versionEndExcluding": "6.18.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.4",
                                    "versionEndExcluding": "6.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/d61171cf097156030142643942c217759a9cc806"
                },
                {
                    "url": "https://git.kernel.org/stable/c/811b45e2d795d955bb7fd9c816b40036f4fde350"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f08f2d2907675926ac5657b25f86d921f269602a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f3f380ce6b3d5c9805c7e0b3d5bc28d9ec41e2e8"
                }
            ],
            "title": "regmap: maple: free entry on mas_store_gfp() failure",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}