{"api_version":"1","generated_at":"2026-05-13T05:23:09+00:00","cve":"CVE-2026-43231","urls":{"html":"https://cve.report/CVE-2026-43231","api":"https://cve.report/api/cve/CVE-2026-43231.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-43231","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-43231"},"summary":{"title":"media: radio-keene: fix memory leak in error path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: radio-keene: fix memory leak in error path\n\nFix a memory leak in usb_keene_probe(). The v4l2 control handler is\ninitialized and controls are added, but if v4l2_device_register() or\nvideo_register_device() fails afterward, the handler was never freed,\nleaking memory.\n\nAdd v4l2_ctrl_handler_free() call in the err_v4l2 error path to ensure\nthe control handler is properly freed for all error paths after it is\ninitialized.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-05-06 12:16:43","updated_at":"2026-05-08 21:09:10"},"problem_types":["CWE-401"],"metrics":[{"version":"3.1","source":"nvd@nist.gov","type":"Primary","score":"5.5","severity":"MEDIUM","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","data":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"}}],"references":[{"url":"https://git.kernel.org/stable/c/242b0aabb1866024a7995a767ac330c158b39aa4","name":"https://git.kernel.org/stable/c/242b0aabb1866024a7995a767ac330c158b39aa4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/b8bf939d77c0cd01118e953bbf554e0fa15e9006","name":"https://git.kernel.org/stable/c/b8bf939d77c0cd01118e953bbf554e0fa15e9006","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/27c508f61963013fdf29097578284099ee7a85a4","name":"https://git.kernel.org/stable/c/27c508f61963013fdf29097578284099ee7a85a4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2fe28a63d598235595a9601e0d8fdc7c8f4fd575","name":"https://git.kernel.org/stable/c/2fe28a63d598235595a9601e0d8fdc7c8f4fd575","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ad85bb5623079a35bd400f51de2e2fbc2170bdb2","name":"https://git.kernel.org/stable/c/ad85bb5623079a35bd400f51de2e2fbc2170bdb2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/de204d87e7d61859937272fe30cbdd46a4cfb10a","name":"https://git.kernel.org/stable/c/de204d87e7d61859937272fe30cbdd46a4cfb10a","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1d8558a232ecb187e8e0328d6347a125f437a0fc","name":"https://git.kernel.org/stable/c/1d8558a232ecb187e8e0328d6347a125f437a0fc","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/7fa9754f48cb8eefa566156be341e63d313247e5","name":"https://git.kernel.org/stable/c/7fa9754f48cb8eefa566156be341e63d313247e5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":["Patch"],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-43231","name":"CVE 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The v4l2 control handler is\ninitialized and controls are added, but if v4l2_device_register() or\nvideo_register_device() fails afterward, the handler was never freed,\nleaking memory.\n\nAdd v4l2_ctrl_handler_free() call in the err_v4l2 error path to ensure\nthe control handler is properly freed for all error paths after it is\ninitialized."}],"providerMetadata":{"dateUpdated":"2026-05-06T11:28:28.268Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/ad85bb5623079a35bd400f51de2e2fbc2170bdb2"},{"url":"https://git.kernel.org/stable/c/242b0aabb1866024a7995a767ac330c158b39aa4"},{"url":"https://git.kernel.org/stable/c/2fe28a63d598235595a9601e0d8fdc7c8f4fd575"},{"url":"https://git.kernel.org/stable/c/27c508f61963013fdf29097578284099ee7a85a4"},{"url":"https://git.kernel.org/stable/c/7fa9754f48cb8eefa566156be341e63d313247e5"},{"url":"https://git.kernel.org/stable/c/1d8558a232ecb187e8e0328d6347a125f437a0fc"},{"url":"https://git.kernel.org/stable/c/de204d87e7d61859937272fe30cbdd46a4cfb10a"},{"url":"https://git.kernel.org/stable/c/b8bf939d77c0cd01118e953bbf554e0fa15e9006"}],"title":"media: radio-keene: fix memory leak in error path","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-43231","datePublished":"2026-05-06T11:28:28.268Z","dateReserved":"2026-05-01T14:12:55.995Z","dateUpdated":"2026-05-06T11:28:28.268Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-05-06 12:16:43","lastModifiedDate":"2026-05-08 21:09:10","problem_types":["CWE-401"],"metrics":{"cvssMetricV31":[{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","baseScore":5.5,"baseSeverity":"MEDIUM","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":3.6}]},"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.4","versionEndExcluding":"5.10.252","matchCriteriaId":"B4A81F7E-23E8-4BE4-8A43-936FF2AB9C88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.11","versionEndExcluding":"5.15.202","matchCriteriaId":"4002FC2B-1456-4666-B240-0EBF590C4671"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.16","versionEndExcluding":"6.1.165","matchCriteriaId":"797C7F46-D0BE-4FB8-A502-C5EF8E6B6654"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.128","matchCriteriaId":"851E9353-6C09-4CC9-877E-E09DB164A3C2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.7","versionEndExcluding":"6.12.75","matchCriteriaId":"BCE16369-98ED-41CF-8995-DFDC10B288D2"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.13","versionEndExcluding":"6.18.16","matchCriteriaId":"B4B8CDA9-BADF-4CF5-8B3B-702DE8EEA40B"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.19","versionEndExcluding":"6.19.6","matchCriteriaId":"373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67"}]}]}]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"43231","Ordinal":"1","Title":"media: radio-keene: fix memory leak in error path","CVE":"CVE-2026-43231","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"43231","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: radio-keene: fix memory leak in error path\n\nFix a memory leak in usb_keene_probe(). The v4l2 control handler is\ninitialized and controls are added, but if v4l2_device_register() or\nvideo_register_device() fails afterward, the handler was never freed,\nleaking memory.\n\nAdd v4l2_ctrl_handler_free() call in the err_v4l2 error path to ensure\nthe control handler is properly freed for all error paths after it is\ninitialized.","Type":"Description","Title":"media: radio-keene: fix memory leak in error path"}]}}}