{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2025-68811",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T10:30:51.047Z",
        "datePublished": "2026-01-13T15:29:17.128Z",
        "dateUpdated": "2026-08-05T12:11:42.662Z"
    },
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                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-05T12:11:42.662Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nsvcrdma: use rc_pageoff for memcpy byte offset\n\nsvc_rdma_copy_inline_range added rc_curpage (page index) to the page\nbase instead of the byte offset rc_pageoff. Use rc_pageoff so copies\nland within the current page.\n\nFound by ZeroPath (https://zeropath.com)"
                }
            ],
            "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"
                    },
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "AV:N - An unauthenticated client can reach the vulnerable RPC-over-RDMA receive path through a network-exposed NFS/RDMA service, including routable iWARP or RoCE deployments.\nAC:L - The attacker directly controls the chunk positions, inline length, and copied bytes; a single crafted request in a supported multi-page inline configuration deterministically reaches the faulty memcpy without a race.\nPR:N - RDMA connections and request reconstruction occur before SUNRPC credential decoding, NFS authentication, or export authorization.\nUI:N - Exploitation requires only sending the crafted RPC-over-RDMA request to a configured server, with no victim action.\nS:U - The vulnerable code and affected kernel resources remain within the host kernel's security authority.\nC:H - The controlled cross-page kernel corruption can be developed into code-execution or memory-read primitives, permitting disclosure of arbitrary kernel memory.\nI:H - Using a page index as a byte offset lets attacker-controlled data overwrite assembled request contents and cross page boundaries, enabling kernel memory corruption and potential code execution.\nA:H - Corruption of adjacent kernel pages can cause an oops or panic, and an unauthenticated attacker can repeatedly trigger the receive path."
                        }
                    ]
                }
            ],
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                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sunrpc/xprtrdma/svc_rdma_rw.c"
                    ],
                    "versions": [
                        {
                            "version": "8e122582680c6f8acd686a5a2af9c0e46fe90f2d",
                            "lessThan": "e8623e9c451e23d84b870811f42fd872b4089ef6",
                            "status": "affected",
                            "versionType": "git"
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                            "version": "8e122582680c6f8acd686a5a2af9c0e46fe90f2d",
                            "lessThan": "2a77c8dd49bccf0ca232be7c836cec1209abb8da",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8e122582680c6f8acd686a5a2af9c0e46fe90f2d",
                            "lessThan": "a8ee9099f30654917aa68f55d707b5627e1dbf77",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/sunrpc/xprtrdma/svc_rdma_rw.c"
                    ],
                    "versions": [
                        {
                            "version": "6.8",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "6.8",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.64",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.3",
                            "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": "6.8",
                                    "versionEndExcluding": "6.12.64"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.8",
                                    "versionEndExcluding": "6.18.3"
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                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "6.8",
                                    "versionEndExcluding": "6.19"
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            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/e8623e9c451e23d84b870811f42fd872b4089ef6"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2a77c8dd49bccf0ca232be7c836cec1209abb8da"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a8ee9099f30654917aa68f55d707b5627e1dbf77"
                }
            ],
            "title": "svcrdma: use rc_pageoff for memcpy byte offset",
            "x_generator": {
                "engine": "bippy-1.2.0"
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        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-16T16:28:47.245013Z",
                                "id": "CVE-2025-68811",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "partial"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-06-16T16:29:00.993Z"
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}