{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-43343","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-01T14:12:56.003Z","datePublished":"2026-05-08T13:37:20.663Z","dateUpdated":"2026-05-11T22:22:44.192Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T22:22:44.192Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: f_subset: Fix unbalanced refcnt in geth_free\n\ngeth_alloc() increments the reference count, but geth_free() fails to\ndecrement it. This prevents the configuration of attributes via configfs\nafter unlinking the function.\n\nDecrement the reference count in geth_free() to ensure proper cleanup."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/function/f_subset.c"],"versions":[{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"a932b171554714b1bca313b853c7aa9f2930f9aa","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"d7d702407b61e96286a15b6e715572f541a8d41c","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"3f5bfc550a40d7493b1cf09540ed6b412b3b82be","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"75776a055b656873319c3830fed471daef3ceb23","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"cc8ec610cd14c093a19371691a7ce1ee5421e829","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"3d436670b47415da042452618fb5d8e317ab095f","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"23e4851ce348a329d974e84e828155dda9f52122","status":"affected","versionType":"git"},{"version":"02832e56f88a981474ee4c7c141f46fc1b4454f4","lessThan":"caa27923aacd8a5869207842f2ab1657c6c0c7bc","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/usb/gadget/function/f_subset.c"],"versions":[{"version":"3.11","status":"affected"},{"version":"0","lessThan":"3.11","status":"unaffected","versionType":"semver"},{"version":"5.10.253","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.203","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.168","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.134","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.81","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.22","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19.12","lessThanOrEqual":"6.19.*","status":"unaffected","versionType":"semver"},{"version":"7.0","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":"3.11","versionEndExcluding":"5.10.253"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"5.15.203"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.1.168"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.6.134"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.12.81"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.18.22"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"6.19.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"3.11","versionEndExcluding":"7.0"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/a932b171554714b1bca313b853c7aa9f2930f9aa"},{"url":"https://git.kernel.org/stable/c/d7d702407b61e96286a15b6e715572f541a8d41c"},{"url":"https://git.kernel.org/stable/c/3f5bfc550a40d7493b1cf09540ed6b412b3b82be"},{"url":"https://git.kernel.org/stable/c/75776a055b656873319c3830fed471daef3ceb23"},{"url":"https://git.kernel.org/stable/c/cc8ec610cd14c093a19371691a7ce1ee5421e829"},{"url":"https://git.kernel.org/stable/c/3d436670b47415da042452618fb5d8e317ab095f"},{"url":"https://git.kernel.org/stable/c/23e4851ce348a329d974e84e828155dda9f52122"},{"url":"https://git.kernel.org/stable/c/caa27923aacd8a5869207842f2ab1657c6c0c7bc"}],"title":"usb: gadget: f_subset: Fix unbalanced refcnt in geth_free","x_generator":{"engine":"bippy-1.2.0"}}}}