{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50764",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-12-24T13:02:21.546Z",
        "datePublished": "2025-12-24T13:05:55.423Z",
        "dateUpdated": "2026-05-11T19:25:05.410Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:25:05.410Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nipv6/sit: use DEV_STATS_INC() to avoid data-races\n\nsyzbot/KCSAN reported that multiple cpus are updating dev->stats.tx_error\nconcurrently.\n\nThis is because sit tunnels are NETIF_F_LLTX, meaning their ndo_start_xmit()\nis not protected by a spinlock.\n\nWhile original KCSAN report was about tx path, rx path has the same issue."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/ipv6/sit.c"
                    ],
                    "versions": [
                        {
                            "version": "8df40d1033d64597dcf1efd4f7547e817f7a953b",
                            "lessThan": "222cc04356984f3f98acfa756a69d4bed7c501ac",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8df40d1033d64597dcf1efd4f7547e817f7a953b",
                            "lessThan": "4eed93bb3e57b8cc78d17166a14e40a73276015a",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8df40d1033d64597dcf1efd4f7547e817f7a953b",
                            "lessThan": "207501a986831174df09a36a8cb62a28f92f0dc8",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "8df40d1033d64597dcf1efd4f7547e817f7a953b",
                            "lessThan": "cb34b7cf17ecf33499c9298943f85af247abc1e9",
                            "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/ipv6/sit.c"
                    ],
                    "versions": [
                        {
                            "version": "2.6.37",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "2.6.37",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.86",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0.16",
                            "lessThanOrEqual": "6.0.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.1.2",
                            "lessThanOrEqual": "6.1.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.2",
                            "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": "5.15.86"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.0.16"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.1.2"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "2.6.37",
                                    "versionEndExcluding": "6.2"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/222cc04356984f3f98acfa756a69d4bed7c501ac"
                },
                {
                    "url": "https://git.kernel.org/stable/c/4eed93bb3e57b8cc78d17166a14e40a73276015a"
                },
                {
                    "url": "https://git.kernel.org/stable/c/207501a986831174df09a36a8cb62a28f92f0dc8"
                },
                {
                    "url": "https://git.kernel.org/stable/c/cb34b7cf17ecf33499c9298943f85af247abc1e9"
                }
            ],
            "title": "ipv6/sit: use DEV_STATS_INC() to avoid data-races",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}