{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-23112",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-01-13T15:37:45.968Z",
        "datePublished": "2026-02-13T13:29:56.724Z",
        "dateUpdated": "2026-06-02T13:00:59.106Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T22:00:21.299Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec\n\nnvmet_tcp_build_pdu_iovec() could walk past cmd->req.sg when a PDU\nlength or offset exceeds sg_cnt and then use bogus sg->length/offset\nvalues, leading to _copy_to_iter() GPF/KASAN. Guard sg_idx, remaining\nentries, and sg->length/offset before building the bvec."
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "version": "3.1",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                        "baseScore": 9.8,
                        "baseSeverity": "CRITICAL"
                    }
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/nvme/target/tcp.c"
                    ],
                    "versions": [
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "0b9981751be14b59b4473383c731c833738aebdb",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "42afe8ed8ad2de9c19457156244ef3e1eca94b5d",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "1385be357e8acd09b36e026567f3a9d5c61139de",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "dca1a6ba0da9f472ef040525fab10fd9956db59f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "19672ae68d52ff75347ebe2420dde1b07adca09f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "ab200d71553bdcf4de554a5985b05b2dd606bc57",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "872d26a391da92ed8f0c0f5cb5fef428067b7f30",
                            "lessThan": "52a0a98549344ca20ad81a4176d68d28e3c05a5c",
                            "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/nvme/target/tcp.c"
                    ],
                    "versions": [
                        {
                            "version": "5.0",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.0",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.253",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.200",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.163",
                            "lessThanOrEqual": "6.1.*",
                            "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": "5.0",
                                    "versionEndExcluding": "5.10.253"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.0",
                                    "versionEndExcluding": "5.15.200"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.0",
                                    "versionEndExcluding": "6.1.163"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.0",
                                    "versionEndExcluding": "6.6.124"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.0",
                                    "versionEndExcluding": "6.12.70"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.0",
                                    "versionEndExcluding": "6.18.10"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.0",
                                    "versionEndExcluding": "6.19"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/0b9981751be14b59b4473383c731c833738aebdb"
                },
                {
                    "url": "https://git.kernel.org/stable/c/42afe8ed8ad2de9c19457156244ef3e1eca94b5d"
                },
                {
                    "url": "https://git.kernel.org/stable/c/1385be357e8acd09b36e026567f3a9d5c61139de"
                },
                {
                    "url": "https://git.kernel.org/stable/c/dca1a6ba0da9f472ef040525fab10fd9956db59f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/19672ae68d52ff75347ebe2420dde1b07adca09f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/ab200d71553bdcf4de554a5985b05b2dd606bc57"
                },
                {
                    "url": "https://git.kernel.org/stable/c/52a0a98549344ca20ad81a4176d68d28e3c05a5c"
                }
            ],
            "title": "nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        },
        "adp": [
            {
                "x_adpType": "supplier",
                "providerMetadata": {
                    "orgId": "0b142b55-0307-4c5a-b3c9-f314f3fb7c5e",
                    "shortName": "siemens-SADP",
                    "dateUpdated": "2026-06-02T13:00:59.106Z"
                },
                "affected": [
                    {
                        "vendor": "Siemens",
                        "product": "RUGGEDCOM RST2428P",
                        "versions": [
                            {
                                "status": "affected",
                                "version": "0",
                                "lessThan": "V4.0",
                                "versionType": "custom"
                            }
                        ],
                        "defaultStatus": "unknown"
                    }
                ],
                "references": [
                    {
                        "url": "https://cert-portal.siemens.com/productcert/html/ssa-253495.html"
                    }
                ]
            }
        ]
    }
}