{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-68351",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2026-07-30T09:28:09.384Z",
        "datePublished": "2026-08-10T12:03:28.312Z",
        "dateUpdated": "2026-08-19T16:33:53.098Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-08-19T16:33:53.098Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: carl9170: bound memcpy length in cmd callback to prevent OOB read\n\nWhen the firmware sends a command response with a length mismatch,\ncarl9170_cmd_callback() logs the mismatch and calls carl9170_restart()\nbut then falls through to memcpy(ar->readbuf, buffer + 4, len - 4).\nSince len comes from the firmware and can exceed ar->readlen, this\ncopies more data than the readbuf was allocated for.\n\nBound the memcpy to min(len - 4, ar->readlen) so that the response\nis still completed -- avoiding repeated restarts from queued garbage --\nwhile preventing an overread past the response buffer."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/net/wireless/ath/carl9170/rx.c"
                    ],
                    "versions": [
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "38e240996a6a78c94ab07d461fd66e361d55c3c4",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "2d05c321d27624c413c950278d2dc8e0f44a8950",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "525036b20ef01d814a7fcd0567d123992e4479fa",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "f74e34e66379e487a09009a4f2d42470051672bd",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "500c36649f270de05a56591fcc1aaaa36687958e",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "9aee949c68dc6dccbc54333537b109c53fe2079f",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "cb7a38810cf25738176dac32dec7a146b3f959cf",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a84fab3cbfdc427e7d366f1cc844f27b2084c26c",
                            "lessThan": "4cde55b2feff9504d1f993ab80e84e7ccb62791c",
                            "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/net/wireless/ath/carl9170/rx.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.37",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.37",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.10.265",
                            "lessThanOrEqual": "5.10.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.216",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.183",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.6.148",
                            "lessThanOrEqual": "6.6.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.12.101",
                            "lessThanOrEqual": "6.12.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.18.42",
                            "lessThanOrEqual": "6.18.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.1.6",
                            "lessThanOrEqual": "7.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "7.2",
                            "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": "2.6.37",
                                    "versionEndExcluding": "5.10.265"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "5.15.216"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.1.183"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.6.148"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.12.101"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.18.42"
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                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "7.1.6"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "7.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/38e240996a6a78c94ab07d461fd66e361d55c3c4"
                },
                {
                    "url": "https://git.kernel.org/stable/c/2d05c321d27624c413c950278d2dc8e0f44a8950"
                },
                {
                    "url": "https://git.kernel.org/stable/c/525036b20ef01d814a7fcd0567d123992e4479fa"
                },
                {
                    "url": "https://git.kernel.org/stable/c/f74e34e66379e487a09009a4f2d42470051672bd"
                },
                {
                    "url": "https://git.kernel.org/stable/c/500c36649f270de05a56591fcc1aaaa36687958e"
                },
                {
                    "url": "https://git.kernel.org/stable/c/9aee949c68dc6dccbc54333537b109c53fe2079f"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cb7a38810cf25738176dac32dec7a146b3f959cf"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4cde55b2feff9504d1f993ab80e84e7ccb62791c"
                }
            ],
            "title": "wifi: carl9170: bound memcpy length in cmd callback to prevent OOB read",
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}