{"api_version":"1","generated_at":"2026-08-21T19:01:30+00:00","cve":"CVE-2022-49051","urls":{"html":"https://cve.report/CVE-2022-49051","api":"https://cve.report/api/cve/CVE-2022-49051.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2022-49051","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-49051"},"summary":{"title":"net: usb: aqc111: Fix out-of-bounds accesses in RX fixup","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: aqc111: Fix out-of-bounds accesses in RX fixup\n\naqc111_rx_fixup() contains several out-of-bounds accesses that can be\ntriggered by a malicious (or defective) USB device, in particular:\n\n - The metadata array (desc_offset..desc_offset+2*pkt_count) can be out of bounds,\n   causing OOB reads and (on big-endian systems) OOB endianness flips.\n - A packet can overlap the metadata array, causing a later OOB\n   endianness flip to corrupt data used by a cloned SKB that has already\n   been handed off into the network stack.\n - A packet SKB can be constructed whose tail is far beyond its end,\n   causing out-of-bounds heap data to be considered part of the SKB's\n   data.\n\nFound doing variant analysis. Tested it with another driver (ax88179_178a), since\nI don't have a aqc111 device to test it, but the code looks very similar.","state":"PUBLISHED","assigner":"Linux","published_at":"2025-02-26 07:00:42","updated_at":"2026-08-13 00:17:26"},"problem_types":["CWE-125","CWE-787"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"6.8","severity":"MEDIUM","vector":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":6.8,"baseSeverity":"MEDIUM","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/36311fe98f55dea9200c69e2dd6d6ddb8fc94080","name":"https://git.kernel.org/stable/c/36311fe98f55dea9200c69e2dd6d6ddb8fc94080","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/404998a137bcb8a926f7c949030afbe285472593","name":"https://git.kernel.org/stable/c/404998a137bcb8a926f7c949030afbe285472593","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b416898442f2b6aa9f1b2f2968ce07e3abaa05f7","name":"https://git.kernel.org/stable/c/b416898442f2b6aa9f1b2f2968ce07e3abaa05f7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d90df6da50c56ad8b1a132e3cf86b6cdf8f507b7","name":"https://git.kernel.org/stable/c/d90df6da50c56ad8b1a132e3cf86b6cdf8f507b7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/afb8e246527536848b9b4025b40e613edf776a9d","name":"https://git.kernel.org/stable/c/afb8e246527536848b9b4025b40e613edf776a9d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2022-49051","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-49051","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 361459cd9642631f048719169da9ef14cbf4a932 404998a137bcb8a926f7c949030afbe285472593 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 361459cd9642631f048719169da9ef14cbf4a932 d90df6da50c56ad8b1a132e3cf86b6cdf8f507b7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 361459cd9642631f048719169da9ef14cbf4a932 b416898442f2b6aa9f1b2f2968ce07e3abaa05f7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 361459cd9642631f048719169da9ef14cbf4a932 36311fe98f55dea9200c69e2dd6d6ddb8fc94080 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 361459cd9642631f048719169da9ef14cbf4a932 afb8e246527536848b9b4025b40e613edf776a9d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 5.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.4.190 5.4.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.112 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.35 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.17.4 5.17.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.18 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2022","cve_id":"49051","vulnerable":"1","versionEndIncluding":"","cpe1":"cpe","cpe2":"2.3","cpe3":"o","cpe4":"linux","cpe5":"linux_kernel","cpe6":"*","cpe7":"*","cpe8":"*","cpe9":"*","cpe10":"*","cpe11":"*","cpe12":"*","cpe13":"*"}],"vendor_comments":[],"enrichments":{"kev":null,"epss":null,"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/net/usb/aqc111.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"404998a137bcb8a926f7c949030afbe285472593","status":"affected","version":"361459cd9642631f048719169da9ef14cbf4a932","versionType":"git"},{"lessThan":"d90df6da50c56ad8b1a132e3cf86b6cdf8f507b7","status":"affected","version":"361459cd9642631f048719169da9ef14cbf4a932","versionType":"git"},{"lessThan":"b416898442f2b6aa9f1b2f2968ce07e3abaa05f7","status":"affected","version":"361459cd9642631f048719169da9ef14cbf4a932","versionType":"git"},{"lessThan":"36311fe98f55dea9200c69e2dd6d6ddb8fc94080","status":"affected","version":"361459cd9642631f048719169da9ef14cbf4a932","versionType":"git"},{"lessThan":"afb8e246527536848b9b4025b40e613edf776a9d","status":"affected","version":"361459cd9642631f048719169da9ef14cbf4a932","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/usb/aqc111.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"5.0"},{"lessThan":"5.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.4.*","status":"unaffected","version":"5.4.190","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.112","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.35","versionType":"semver"},{"lessThanOrEqual":"5.17.*","status":"unaffected","version":"5.17.4","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"5.18","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.4.190","versionStartIncluding":"5.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.112","versionStartIncluding":"5.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.35","versionStartIncluding":"5.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.17.4","versionStartIncluding":"5.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.18","versionStartIncluding":"5.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: aqc111: Fix out-of-bounds accesses in RX fixup\n\naqc111_rx_fixup() contains several out-of-bounds accesses that can be\ntriggered by a malicious (or defective) USB device, in particular:\n\n - The metadata array (desc_offset..desc_offset+2*pkt_count) can be out of bounds,\n   causing OOB reads and (on big-endian systems) OOB endianness flips.\n - A packet can overlap the metadata array, causing a later OOB\n   endianness flip to corrupt data used by a cloned SKB that has already\n   been handed off into the network stack.\n - A packet SKB can be constructed whose tail is far beyond its end,\n   causing out-of-bounds heap data to be considered part of the SKB's\n   data.\n\nFound doing variant analysis. Tested it with another driver (ax88179_178a), since\nI don't have a aqc111 device to test it, but the code looks very similar."}],"providerMetadata":{"dateUpdated":"2026-08-12T23:57:27.020Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/404998a137bcb8a926f7c949030afbe285472593"},{"url":"https://git.kernel.org/stable/c/d90df6da50c56ad8b1a132e3cf86b6cdf8f507b7"},{"url":"https://git.kernel.org/stable/c/b416898442f2b6aa9f1b2f2968ce07e3abaa05f7"},{"url":"https://git.kernel.org/stable/c/36311fe98f55dea9200c69e2dd6d6ddb8fc94080"},{"url":"https://git.kernel.org/stable/c/afb8e246527536848b9b4025b40e613edf776a9d"}],"title":"net: usb: aqc111: Fix out-of-bounds accesses in RX fixup","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2022-49051","datePublished":"2025-02-26T01:54:25.850Z","dateReserved":"2025-02-26T01:49:39.242Z","dateUpdated":"2026-08-12T23:57:27.020Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2025-02-26 07:00:42","lastModifiedDate":"2026-08-13 00:17:26","problem_types":["CWE-125","CWE-787"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":6.8,"baseSeverity":"MEDIUM","attackVector":"PHYSICAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":0.9,"impactScore":5.9}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.0","versionEndExcluding":"5.4.190","matchCriteriaId":"59F40C4F-515F-423C-9109-695C6F8EA578"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.5","versionEndExcluding":"5.10.112","matchCriteriaId":"0460A5D2-3024-497A-B799-23E025B91972"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.35","matchCriteriaId":"05ABCC3F-88A9-47F9-9D40-8665747B2E43"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"5.17.4","matchCriteriaId":"E22C86CB-06CD-4D16-AB2A-F21EE8199262"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:5.18:rc1:*:*:*:*:*:*","matchCriteriaId":"6AD94161-84BB-42E6-9882-4FC0C42E9FC1"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2022","CveId":"49051","Ordinal":"1","Title":"net: usb: aqc111: Fix out-of-bounds accesses in RX fixup","CVE":"CVE-2022-49051","Year":"2022"},"notes":[{"CveYear":"2022","CveId":"49051","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: usb: aqc111: Fix out-of-bounds accesses in RX fixup\n\naqc111_rx_fixup() contains several out-of-bounds accesses that can be\ntriggered by a malicious (or defective) USB device, in particular:\n\n - The metadata array (desc_offset..desc_offset+2*pkt_count) can be out of bounds,\n   causing OOB reads and (on big-endian systems) OOB endianness flips.\n - A packet can overlap the metadata array, causing a later OOB\n   endianness flip to corrupt data used by a cloned SKB that has already\n   been handed off into the network stack.\n - A packet SKB can be constructed whose tail is far beyond its end,\n   causing out-of-bounds heap data to be considered part of the SKB's\n   data.\n\nFound doing variant analysis. Tested it with another driver (ax88179_178a), since\nI don't have a aqc111 device to test it, but the code looks very similar.","Type":"Description","Title":"net: usb: aqc111: Fix out-of-bounds accesses in RX fixup"}]}}}