{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-47270","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2024-05-21T13:27:52.127Z","datePublished":"2024-05-21T14:19:59.874Z","dateUpdated":"2025-05-04T07:07:36.901Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2025-05-04T07:07:36.901Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: fix various gadgets null ptr deref on 10gbps cabling.\n\nThis avoids a null pointer dereference in\nf_{ecm,eem,hid,loopback,printer,rndis,serial,sourcesink,subset,tcm}\nby simply reusing the 5gbps config for 10gbps."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/function/f_ecm.c","drivers/usb/gadget/function/f_eem.c","drivers/usb/gadget/function/f_hid.c","drivers/usb/gadget/function/f_loopback.c","drivers/usb/gadget/function/f_printer.c","drivers/usb/gadget/function/f_rndis.c","drivers/usb/gadget/function/f_serial.c","drivers/usb/gadget/function/f_sourcesink.c","drivers/usb/gadget/function/f_subset.c","drivers/usb/gadget/function/f_tcm.c"],"versions":[{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"beb1e67a5ca8d69703c776db9000527f44c0c93c","status":"affected","versionType":"git"},{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"8cd5f45c1b769e3e9e0f4325dd08b6c3749dc7ee","status":"affected","versionType":"git"},{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"10770d2ac0094b053c8897d96d7b2737cd72f7c5","status":"affected","versionType":"git"},{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"b4903f7fdc484628d0b8022daf86e2439d3ab4db","status":"affected","versionType":"git"},{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"4b289a0f3033f465b4fd51ba995251a7867a2aa2","status":"affected","versionType":"git"},{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"f17aae7c4009160f0630a91842a281773976a5bc","status":"affected","versionType":"git"},{"version":"eaef50c760576bca70b87fdc26eb87a3660529f8","lessThan":"90c4d05780d47e14a50e11a7f17373104cd47d25","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/gadget/function/f_ecm.c","drivers/usb/gadget/function/f_eem.c","drivers/usb/gadget/function/f_hid.c","drivers/usb/gadget/function/f_loopback.c","drivers/usb/gadget/function/f_printer.c","drivers/usb/gadget/function/f_rndis.c","drivers/usb/gadget/function/f_serial.c","drivers/usb/gadget/function/f_sourcesink.c","drivers/usb/gadget/function/f_subset.c","drivers/usb/gadget/function/f_tcm.c"],"versions":[{"version":"4.6","status":"affected"},{"version":"0","lessThan":"4.6","status":"unaffected","versionType":"semver"},{"version":"4.9.273","lessThanOrEqual":"4.9.*","status":"unaffected","versionType":"semver"},{"version":"4.14.237","lessThanOrEqual":"4.14.*","status":"unaffected","versionType":"semver"},{"version":"4.19.195","lessThanOrEqual":"4.19.*","status":"unaffected","versionType":"semver"},{"version":"5.4.126","lessThanOrEqual":"5.4.*","status":"unaffected","versionType":"semver"},{"version":"5.10.44","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.12.11","lessThanOrEqual":"5.12.*","status":"unaffected","versionType":"semver"},{"version":"5.13","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":"4.6","versionEndExcluding":"4.9.273"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"4.14.237"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"4.19.195"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"5.4.126"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"5.10.44"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"5.12.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.6","versionEndExcluding":"5.13"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/beb1e67a5ca8d69703c776db9000527f44c0c93c"},{"url":"https://git.kernel.org/stable/c/8cd5f45c1b769e3e9e0f4325dd08b6c3749dc7ee"},{"url":"https://git.kernel.org/stable/c/10770d2ac0094b053c8897d96d7b2737cd72f7c5"},{"url":"https://git.kernel.org/stable/c/b4903f7fdc484628d0b8022daf86e2439d3ab4db"},{"url":"https://git.kernel.org/stable/c/4b289a0f3033f465b4fd51ba995251a7867a2aa2"},{"url":"https://git.kernel.org/stable/c/f17aae7c4009160f0630a91842a281773976a5bc"},{"url":"https://git.kernel.org/stable/c/90c4d05780d47e14a50e11a7f17373104cd47d25"}],"title":"usb: 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