{"api_version":"1","generated_at":"2026-07-23T23:52:17+00:00","cve":"CVE-2026-63927","urls":{"html":"https://cve.report/CVE-2026-63927","api":"https://cve.report/api/cve/CVE-2026-63927.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-63927","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-63927"},"summary":{"title":"usb: dwc2: Fix use after free in debug code","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc2: Fix use after free in debug code\n\nWe're not allowed to dereference \"urb\" after calling\nusb_hcd_giveback_urb() so save the urb->status ahead of time.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-07-19 16:17:11","updated_at":"2026-07-20 15:16:57"},"problem_types":[],"metrics":[{"version":"3.1","source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"}},{"version":"3.1","source":"CNA","type":"DECLARED","score":"7.8","severity":"HIGH","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","data":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"references":[{"url":"https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708","name":"https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281","name":"https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451","name":"https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c","name":"https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053","name":"https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d","name":"https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913","name":"https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0","name":"https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-63927","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63927","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c d5fc183ed614aeba6779cc992325be560f9a4451 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c 63b0dafa676aad4d0c3f01a61ad8e2990907660c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c 9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c 0584af4fe40fa5e254a05d69ce658746de641708 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c a15eeeceb94cbc04edef395e4d777ff554bdc27d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c 84ea928ed584756e59c6ac09736f12d1db95ded0 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c 6d0b79d1d1118145e48a68192b6d733e39387053 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7359d482eb4d3967cc8be354405ae6be6eaf732c 9ea06a3fbf9f16e0d98c52cb3b99642be15ec281 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3.10","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 3.10 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.259 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.210 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.176 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.143 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.93 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.35 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.12 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"63927","cve":"CVE-2026-63927","epss":"0.002100000","percentile":"0.113620000","score_date":"2026-07-20","updated_at":"2026-07-21 00:13:13"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/dwc2/hcd.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"d5fc183ed614aeba6779cc992325be560f9a4451","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"63b0dafa676aad4d0c3f01a61ad8e2990907660c","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"0584af4fe40fa5e254a05d69ce658746de641708","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"a15eeeceb94cbc04edef395e4d777ff554bdc27d","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"84ea928ed584756e59c6ac09736f12d1db95ded0","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"6d0b79d1d1118145e48a68192b6d733e39387053","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"},{"lessThan":"9ea06a3fbf9f16e0d98c52cb3b99642be15ec281","status":"affected","version":"7359d482eb4d3967cc8be354405ae6be6eaf732c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/dwc2/hcd.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.10"},{"lessThan":"3.10","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.259","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.210","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.176","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.143","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.93","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.35","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.12","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.259","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.210","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.176","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.143","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.93","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.35","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.12","versionStartIncluding":"3.10","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1","versionStartIncluding":"3.10","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc2: Fix use after free in debug code\n\nWe're not allowed to dereference \"urb\" after calling\nusb_hcd_giveback_urb() so save the urb->status ahead of time."}],"metrics":[{"cvssV3_1":{"baseScore":7.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","version":"3.1"}}],"providerMetadata":{"dateUpdated":"2026-07-20T13:41:37.085Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/d5fc183ed614aeba6779cc992325be560f9a4451"},{"url":"https://git.kernel.org/stable/c/63b0dafa676aad4d0c3f01a61ad8e2990907660c"},{"url":"https://git.kernel.org/stable/c/9fe1d84f7e2cf33634e8afb7f4b7f8de182dd913"},{"url":"https://git.kernel.org/stable/c/0584af4fe40fa5e254a05d69ce658746de641708"},{"url":"https://git.kernel.org/stable/c/a15eeeceb94cbc04edef395e4d777ff554bdc27d"},{"url":"https://git.kernel.org/stable/c/84ea928ed584756e59c6ac09736f12d1db95ded0"},{"url":"https://git.kernel.org/stable/c/6d0b79d1d1118145e48a68192b6d733e39387053"},{"url":"https://git.kernel.org/stable/c/9ea06a3fbf9f16e0d98c52cb3b99642be15ec281"}],"title":"usb: dwc2: Fix use after free in debug code","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-63927","datePublished":"2026-07-19T14:55:27.864Z","dateReserved":"2026-07-19T07:54:57.021Z","dateUpdated":"2026-07-20T13:41:37.085Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-07-19 16:17:11","lastModifiedDate":"2026-07-20 15:16:57","problem_types":[],"metrics":{"cvssMetricV31":[{"source":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}]},"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"63927","Ordinal":"1","Title":"usb: dwc2: Fix use after free in debug code","CVE":"CVE-2026-63927","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"63927","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: dwc2: Fix use after free in debug code\n\nWe're not allowed to dereference \"urb\" after calling\nusb_hcd_giveback_urb() so save the urb->status ahead of time.","Type":"Description","Title":"usb: dwc2: Fix use after free in debug code"}]}}}