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vuln-cve/data/2022/50xxx/CVE-2022-50764.json
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{
"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"
}
}
}
}