{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-68229",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-16T13:41:40.258Z",
        "datePublished": "2025-12-16T13:57:21.835Z",
        "dateUpdated": "2026-06-16T16:20:56.408Z"
    },
    "containers": {
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T21:49:19.685Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nscsi: target: tcm_loop: Fix segfault in tcm_loop_tpg_address_show()\n\nIf the allocation of tl_hba->sh fails in tcm_loop_driver_probe() and we\nattempt to dereference it in tcm_loop_tpg_address_show() we will get a\nsegfault, see below for an example. So, check tl_hba->sh before\ndereferencing it.\n\n  Unable to allocate struct scsi_host\n  BUG: kernel NULL pointer dereference, address: 0000000000000194\n  #PF: supervisor read access in kernel mode\n  #PF: error_code(0x0000) - not-present page\n  PGD 0 P4D 0\n  Oops: 0000 [#1] PREEMPT SMP NOPTI\n  CPU: 1 PID: 8356 Comm: tokio-runtime-w Not tainted 6.6.104.2-4.azl3 #1\n  Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 09/28/2024\n  RIP: 0010:tcm_loop_tpg_address_show+0x2e/0x50 [tcm_loop]\n...\n  Call Trace:\n   <TASK>\n   configfs_read_iter+0x12d/0x1d0 [configfs]\n   vfs_read+0x1b5/0x300\n   ksys_read+0x6f/0xf0\n..."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/target/loopback/tcm_loop.c"
                    ],
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                            "lessThan": "63f511d3855f7f4b35dd63dbc58fc3d935a81268",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2628b352c3d4905adf8129ea50900bd980b6ccef",
                            "lessThan": "3d8c517f6eb27e47b1a198e05f8023038329b40b",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
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                            "lessThan": "f449a1edd7a13bb025aaf9342ea6f8bf92684bbf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2628b352c3d4905adf8129ea50900bd980b6ccef",
                            "lessThan": "1c9ba455b5073253ceaadae4859546e38e8261fe",
                            "status": "affected",
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                        },
                        {
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                            "lessThan": "a6ef60898ddaf1414592ce3e5b0d94276d631663",
                            "status": "affected",
                            "versionType": "git"
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                            "lessThan": "72e8831079266749a7023618a0de2f289a9dced6",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "2628b352c3d4905adf8129ea50900bd980b6ccef",
                            "lessThan": "13aff3b8a7184281b134698704d6c06863a8361b",
                            "status": "affected",
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                        },
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                            "lessThan": "e6965188f84a7883e6a0d3448e86b0cf29b24dfc",
                            "status": "affected",
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                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/target/loopback/tcm_loop.c"
                    ],
                    "versions": [
                        {
                            "version": "4.5",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "4.5",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.4.302",
                            "lessThanOrEqual": "5.4.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.247",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.197",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.159",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.118",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.60",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.17.10",
                            "lessThanOrEqual": "6.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
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                            "operator": "OR",
                            "negate": false,
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                                    "versionEndExcluding": "5.4.302"
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/63f511d3855f7f4b35dd63dbc58fc3d935a81268"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3d8c517f6eb27e47b1a198e05f8023038329b40b"
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                },
                {
                    "url": "https://git.kernel.org/stable/c/e6965188f84a7883e6a0d3448e86b0cf29b24dfc"
                }
            ],
            "title": "scsi: target: tcm_loop: Fix segfault in tcm_loop_tpg_address_show()",
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        "adp": [
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                            "content": {
                                "timestamp": "2026-06-16T16:20:41.324654Z",
                                "id": "CVE-2025-68229",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
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                                        "Automatable": "no"
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                                "role": "CISA Coordinator",
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}