Show plain JSON{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2021-47236", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-04-10T18:59:19.531Z", "datePublished": "2024-05-21T14:19:37.724Z", "dateUpdated": "2025-05-04T07:06:52.921Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T07:06:52.921Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: cdc_eem: fix tx fixup skb leak\n\nwhen usbnet transmit a skb, eem fixup it in eem_tx_fixup(),\nif skb_copy_expand() failed, it return NULL,\nusbnet_start_xmit() will have no chance to free original skb.\n\nfix it by free orginal skb in eem_tx_fixup() first,\nthen check skb clone status, if failed, return NULL to usbnet."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/usb/cdc_eem.c"], "versions": [{"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "f12554b0ff639e74612cc01b3b4a049e098d2d65", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "14184ec5c958b589ba934da7363a2877879204df", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "1bcacd6088d61c0ac6a990d87975600a81f3247e", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "f4e6a7f19c82f39b1803e91c54718f0d7143767d", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "81de2ed06df8b5451e050fe6a318af3263dbff3f", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "05b2b9f7d24b5663d9b47427fe1555bdafd3ea02", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "b4f7a9fc9d094c0c4a66f2ad7c37b1dbe9e78f88", "status": "affected", "versionType": "git"}, {"version": "9f722c0978b04acba209f8ca1896ad05814bc3a3", "lessThan": "c3b26fdf1b32f91c7a3bc743384b4a298ab53ad7", "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/usb/cdc_eem.c"], "versions": [{"version": "2.6.30", "status": "affected"}, {"version": "0", "lessThan": "2.6.30", "status": "unaffected", "versionType": "semver"}, {"version": "4.4.274", "lessThanOrEqual": "4.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.9.274", "lessThanOrEqual": "4.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.14.238", "lessThanOrEqual": "4.14.*", "status": "unaffected", "versionType": "semver"}, {"version": "4.19.196", "lessThanOrEqual": "4.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.128", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.46", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.12.13", "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": "2.6.30", "versionEndExcluding": "4.4.274"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "4.9.274"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "4.14.238"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "4.19.196"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "5.4.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "5.10.46"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "5.12.13"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "2.6.30", "versionEndExcluding": "5.13"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/f12554b0ff639e74612cc01b3b4a049e098d2d65"}, {"url": "https://git.kernel.org/stable/c/14184ec5c958b589ba934da7363a2877879204df"}, {"url": "https://git.kernel.org/stable/c/1bcacd6088d61c0ac6a990d87975600a81f3247e"}, {"url": "https://git.kernel.org/stable/c/f4e6a7f19c82f39b1803e91c54718f0d7143767d"}, {"url": "https://git.kernel.org/stable/c/81de2ed06df8b5451e050fe6a318af3263dbff3f"}, {"url": "https://git.kernel.org/stable/c/05b2b9f7d24b5663d9b47427fe1555bdafd3ea02"}, {"url": "https://git.kernel.org/stable/c/b4f7a9fc9d094c0c4a66f2ad7c37b1dbe9e78f88"}, {"url": "https://git.kernel.org/stable/c/c3b26fdf1b32f91c7a3bc743384b4a298ab53ad7"}], "title": "net: cdc_eem: fix tx fixup skb leak", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2024-06-17T17:38:01.951930Z", "id": "CVE-2021-47236", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-17T17:39:57.883Z"}}, {"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-04T05:32:07.941Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/f12554b0ff639e74612cc01b3b4a049e098d2d65", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/14184ec5c958b589ba934da7363a2877879204df", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/1bcacd6088d61c0ac6a990d87975600a81f3247e", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/f4e6a7f19c82f39b1803e91c54718f0d7143767d", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/81de2ed06df8b5451e050fe6a318af3263dbff3f", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/05b2b9f7d24b5663d9b47427fe1555bdafd3ea02", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/b4f7a9fc9d094c0c4a66f2ad7c37b1dbe9e78f88", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/c3b26fdf1b32f91c7a3bc743384b4a298ab53ad7", "tags": ["x_transferred"]}]}]}}