{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-23145",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.974Z",
        "datePublished": "2026-02-14T15:36:10.207Z",
        "dateUpdated": "2026-06-11T18:44:01.298Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-23T16:03:56.447Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\next4: fix iloc.bh leak in ext4_xattr_inode_update_ref\n\nThe error branch for ext4_xattr_inode_update_ref forget to release the\nrefcount for iloc.bh. Find this when review code."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/xattr.c"
                    ],
                    "versions": [
                        {
                            "version": "1cfb3e4ddbdc8e02e637b8852540bd4718bf4814",
                            "lessThan": "7c9f059c3d531a12d7ad96cd34a44b8af7c00d5f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "505e69f76ac497e788f4ea0267826ec7266b40c8",
                            "lessThan": "6241cd1d0acc2363016ac55b8773ba1332dd59d7",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "3d6269028246f4484bfed403c947a114bb583631",
                            "lessThan": "3b00c16e42428a1ecd3a5eb9cc37f8ad9bd47626",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "79ea7f3e11effe1bd9e753172981d9029133a278",
                            "lessThan": "0b06cde92f2f960f4ebe3c988c69f2711f2a24dc",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "6b879c4c6bbaab03c0ad2a983953bd1410bb165e",
                            "lessThan": "8e8542c539927ae3898a4d02941f84e252e2dea1",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "57295e835408d8d425bef58da5253465db3d6888",
                            "lessThan": "06e26287f2e349a28ad363941ffd9076bfed8b2e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "57295e835408d8d425bef58da5253465db3d6888",
                            "lessThan": "d250bdf531d9cd4096fedbb9f172bb2ca660c868",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "ea39e712c2f5ae148ee5515798ae03523673e002",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "440b003f449a4ff2a00b08c8eab9ba5cd28f3943",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "5.10.246",
                            "lessThan": "5.10.249",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.195",
                            "lessThan": "5.15.199",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.157",
                            "lessThan": "6.1.162",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.113",
                            "lessThan": "6.6.122",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.54",
                            "lessThan": "6.12.67",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.301",
                            "lessThan": "5.5",
                            "status": "affected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.4",
                            "lessThan": "6.18",
                            "status": "affected",
                            "versionType": "semver"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "fs/ext4/xattr.c"
                    ],
                    "versions": [
                        {
                            "version": "6.18",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.18",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.249",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.199",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.162",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.122",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.67",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.7",
                            "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": "5.10.246",
                                    "versionEndExcluding": "5.10.249"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.15.195",
                                    "versionEndExcluding": "5.15.199"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.1.157",
                                    "versionEndExcluding": "6.1.162"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.6.113",
                                    "versionEndExcluding": "6.6.122"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.12.54",
                                    "versionEndExcluding": "6.12.67"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18",
                                    "versionEndExcluding": "6.18.7"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.18",
                                    "versionEndExcluding": "6.19"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.4.301"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.17.4"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/7c9f059c3d531a12d7ad96cd34a44b8af7c00d5f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/6241cd1d0acc2363016ac55b8773ba1332dd59d7"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3b00c16e42428a1ecd3a5eb9cc37f8ad9bd47626"
                },
                {
                    "url": "https://git.kernel.org/stable/c/0b06cde92f2f960f4ebe3c988c69f2711f2a24dc"
                },
                {
                    "url": "https://git.kernel.org/stable/c/8e8542c539927ae3898a4d02941f84e252e2dea1"
                },
                {
                    "url": "https://git.kernel.org/stable/c/06e26287f2e349a28ad363941ffd9076bfed8b2e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/d250bdf531d9cd4096fedbb9f172bb2ca660c868"
                }
            ],
            "title": "ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "id": "CVE-2026-23145",
                                "role": "CISA Coordinator",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "version": "2.0.3",
                                "timestamp": "2026-06-10T20:40:26.723393Z"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-06-11T18:44:01.298Z"
                }
            }
        ]
    }
}