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vuln-cve/data/2022/50xxx/CVE-2022-50876.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2022-50876",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2025-12-30T12:06:07.137Z",
"datePublished": "2025-12-30T12:23:16.790Z",
"dateUpdated": "2026-05-11T19:26:50.207Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T19:26:50.207Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nusb: musb: Fix musb_gadget.c rxstate overflow bug\n\nThe usb function device call musb_gadget_queue() adds the passed\nrequest to musb_ep::req_list,If the (request->length > musb_ep->packet_sz)\nand (is_buffer_mapped(req) return false),the rxstate() will copy all data\nin fifo to request->buf which may cause request->buf out of bounds.\n\nFix it by add the length check :\nfifocnt = min_t(unsigned, request->length - request->actual, fifocnt);"
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/usb/musb/musb_gadget.c"
],
"versions": [
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "826f84ab04a5cafe484ea9c2c85a3930068e5cb7",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "a1008c8b9f357691ce6a8fdb8f157aecb2d79167",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "7c80f3a918ba9aa26fb699ee887064ec3af0396a",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "d6afcab1b48f4051211c50145b9e91be3b1b42c9",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "acf0006f2b2b2ca672988875fd154429aafb2a9b",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "3c84c7f592c4ba38f54ddaddd0115acc443025db",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "a9ccd2ab1becf5dcb6d57e9fcd981f5eaa606c96",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "523313881f0aa5cbbdb548ce575b6e58b202bd76",
"status": "affected",
"versionType": "git"
},
{
"version": "03840fad004ce8a56bc8b3bb60a2df10f6f9481e",
"lessThan": "eea4c860c3b366369eff0489d94ee4f0571d467d",
"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/usb/musb/musb_gadget.c"
],
"versions": [
{
"version": "4.3",
"status": "affected"
},
{
"version": "0",
"lessThan": "4.3",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.9.331",
"lessThanOrEqual": "4.9.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.14.296",
"lessThanOrEqual": "4.14.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "4.19.262",
"lessThanOrEqual": "4.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.220",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.150",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.75",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.19.17",
"lessThanOrEqual": "5.19.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.0.3",
"lessThanOrEqual": "6.0.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1",
"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": "4.3",
"versionEndExcluding": "4.9.331"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "4.14.296"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "4.19.262"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "5.4.220"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "5.10.150"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "5.15.75"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "5.19.17"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "6.0.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "4.3",
"versionEndExcluding": "6.1"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/826f84ab04a5cafe484ea9c2c85a3930068e5cb7"
},
{
"url": "https://git.kernel.org/stable/c/a1008c8b9f357691ce6a8fdb8f157aecb2d79167"
},
{
"url": "https://git.kernel.org/stable/c/7c80f3a918ba9aa26fb699ee887064ec3af0396a"
},
{
"url": "https://git.kernel.org/stable/c/d6afcab1b48f4051211c50145b9e91be3b1b42c9"
},
{
"url": "https://git.kernel.org/stable/c/acf0006f2b2b2ca672988875fd154429aafb2a9b"
},
{
"url": "https://git.kernel.org/stable/c/3c84c7f592c4ba38f54ddaddd0115acc443025db"
},
{
"url": "https://git.kernel.org/stable/c/a9ccd2ab1becf5dcb6d57e9fcd981f5eaa606c96"
},
{
"url": "https://git.kernel.org/stable/c/523313881f0aa5cbbdb548ce575b6e58b202bd76"
},
{
"url": "https://git.kernel.org/stable/c/eea4c860c3b366369eff0489d94ee4f0571d467d"
}
],
"title": "usb: musb: Fix musb_gadget.c rxstate overflow bug",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
}
}