{"api_version":"1","generated_at":"2026-07-23T13:50:09+00:00","cve":"CVE-2026-43430","urls":{"html":"https://cve.report/CVE-2026-43430","api":"https://cve.report/api/cve/CVE-2026-43430.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43430","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43430"},"summary":{"title":"usb: yurex: fix race in probe","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: yurex: fix race in probe\n\nThe bbu member of the descriptor must be set to the value\nstanding for uninitialized values before the URB whose\ncompletion handler sets bbu is submitted. Otherwise there is\na window during which probing can overwrite already retrieved\ndata.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-08 15:16:55","updated_at":"2026-05-20 18:22:23"},"problem_types":["CWE-362"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"4.7","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/7a875c09899ba0404844abfd8f0d54cdc481c151","name":"https://git.kernel.org/stable/c/7a875c09899ba0404844abfd8f0d54cdc481c151","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/af83e92c329f11139d5eea2b5b7b83c26c3f67e7","name":"https://git.kernel.org/stable/c/af83e92c329f11139d5eea2b5b7b83c26c3f67e7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a8b3b3d730acea1640bc89465f2832cf06a1e13a","name":"https://git.kernel.org/stable/c/a8b3b3d730acea1640bc89465f2832cf06a1e13a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a41d3d9202e951995cfac6248c565423079c71fa","name":"https://git.kernel.org/stable/c/a41d3d9202e951995cfac6248c565423079c71fa","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/687d26d43a5aaf44323ce7d601cf242bb87e9559","name":"https://git.kernel.org/stable/c/687d26d43a5aaf44323ce7d601cf242bb87e9559","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/a7934d7202a39c3160aa30521c382c7b744ae4a2","name":"https://git.kernel.org/stable/c/a7934d7202a39c3160aa30521c382c7b744ae4a2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/939e3d17b843b0bae70467fef4481069d73c8520","name":"https://git.kernel.org/stable/c/939e3d17b843b0bae70467fef4481069d73c8520","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/3cec135415a89723e2d38e1c8cc5098203355965","name":"https://git.kernel.org/stable/c/3cec135415a89723e2d38e1c8cc5098203355965","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43430","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-43430","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c a7934d7202a39c3160aa30521c382c7b744ae4a2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c a8b3b3d730acea1640bc89465f2832cf06a1e13a git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c 687d26d43a5aaf44323ce7d601cf242bb87e9559 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c 939e3d17b843b0bae70467fef4481069d73c8520 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c 3cec135415a89723e2d38e1c8cc5098203355965 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c a41d3d9202e951995cfac6248c565423079c71fa git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c af83e92c329f11139d5eea2b5b7b83c26c3f67e7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6bc235a2e24a5ef677daee3fd4f74f6cd643e23c 7a875c09899ba0404844abfd8f0d54cdc481c151 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 2.6.37","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 2.6.37 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.10.253 5.10.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 5.15.203 5.15.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.1.167 6.1.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.130 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.78 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.19 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.19.9 6.19.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[{"cve_year":"2026","cve_id":"43430","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":{"cve_year":"2026","cve_id":"43430","cve":"CVE-2026-43430","epss":"0.000240000","percentile":"0.070360000","score_date":"2026-05-12","updated_at":"2026-05-13 00:11:53"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/usb/misc/yurex.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"a7934d7202a39c3160aa30521c382c7b744ae4a2","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"a8b3b3d730acea1640bc89465f2832cf06a1e13a","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"687d26d43a5aaf44323ce7d601cf242bb87e9559","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"939e3d17b843b0bae70467fef4481069d73c8520","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"3cec135415a89723e2d38e1c8cc5098203355965","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"a41d3d9202e951995cfac6248c565423079c71fa","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"af83e92c329f11139d5eea2b5b7b83c26c3f67e7","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"},{"lessThan":"7a875c09899ba0404844abfd8f0d54cdc481c151","status":"affected","version":"6bc235a2e24a5ef677daee3fd4f74f6cd643e23c","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/usb/misc/yurex.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"2.6.37"},{"lessThan":"2.6.37","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.253","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.203","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.167","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.130","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.78","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.19","versionType":"semver"},{"lessThanOrEqual":"6.19.*","status":"unaffected","version":"6.19.9","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.0","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.10.253","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"5.15.203","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.1.167","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.130","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.78","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.19","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.19.9","versionStartIncluding":"2.6.37","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0","versionStartIncluding":"2.6.37","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: yurex: fix race in probe\n\nThe bbu member of the descriptor must be set to the value\nstanding for uninitialized values before the URB whose\ncompletion handler sets bbu is submitted. Otherwise there is\na window during which probing can overwrite already retrieved\ndata."}],"providerMetadata":{"dateUpdated":"2026-05-11T22:24:26.330Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/a7934d7202a39c3160aa30521c382c7b744ae4a2"},{"url":"https://git.kernel.org/stable/c/a8b3b3d730acea1640bc89465f2832cf06a1e13a"},{"url":"https://git.kernel.org/stable/c/687d26d43a5aaf44323ce7d601cf242bb87e9559"},{"url":"https://git.kernel.org/stable/c/939e3d17b843b0bae70467fef4481069d73c8520"},{"url":"https://git.kernel.org/stable/c/3cec135415a89723e2d38e1c8cc5098203355965"},{"url":"https://git.kernel.org/stable/c/a41d3d9202e951995cfac6248c565423079c71fa"},{"url":"https://git.kernel.org/stable/c/af83e92c329f11139d5eea2b5b7b83c26c3f67e7"},{"url":"https://git.kernel.org/stable/c/7a875c09899ba0404844abfd8f0d54cdc481c151"}],"title":"usb: yurex: fix race in probe","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43430","datePublished":"2026-05-08T14:22:02.458Z","dateReserved":"2026-05-01T14:12:56.009Z","dateUpdated":"2026-05-11T22:24:26.330Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-08 15:16:55","lastModifiedDate":"2026-05-20 18:22:23","problem_types":["CWE-362"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":4.7,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.37","versionEndExcluding":"5.10.253","matchCriteriaId":"23DA880E-FDBB-47BB-9873-3304EF86B098"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.203","matchCriteriaId":"20DDB3E9-AABF-4107-ADB0-5362AA067045"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.167","matchCriteriaId":"2EDC6BAF-B710-4E26-B6AA-D68922EE7B43"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.130","matchCriteriaId":"C57BB918-DF28-46B3-94F7-144176841267"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.78","matchCriteriaId":"28D591F5-B196-4CC9-905C-DC80F116E7A8"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.19","matchCriteriaId":"D394AC60-6F28-435F-872A-CCDF384B8331"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.9","matchCriteriaId":"E825E7C3-FEAC-4FD3-8A81-78D7387948C9"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*","matchCriteriaId":"F253B622-8837-4245-BCE5-A7BF8FC76A16"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*","matchCriteriaId":"4AE85AD8-4641-4E7C-A2F4-305E2CD9EE64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*","matchCriteriaId":"F666C8D8-6538-46D4-B318-87610DE64C34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*","matchCriteriaId":"02259FDA-961B-47BC-AE7F-93D7EC6E90C2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*","matchCriteriaId":"58A9FEFF-C040-420D-8F0A-BFDAAA1DF258"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*","matchCriteriaId":"1D2315C0-D46F-4F85-9754-F9E5E11374A6"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:7.0:rc7:*:*:*:*:*:*","matchCriteriaId":"512EE3A8-A590-4501-9A94-5D4B268D6138"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43430","Ordinal":"1","Title":"usb: yurex: fix race in probe","CVE":"CVE-2026-43430","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43430","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: yurex: fix race in probe\n\nThe bbu member of the descriptor must be set to the value\nstanding for uninitialized values before the URB whose\ncompletion handler sets bbu is submitted. Otherwise there is\na window during which probing can overwrite already retrieved\ndata.","Type":"Description","Title":"usb: yurex: fix race in probe"}]}}}