{"id":"CVE-2026-64242","state":"PUBLISHED","title":"usb: gadget: net2280: Fix double free in probe error path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: net2280: Fix double free in probe error path\n\nusb_initialize_gadget() installs gadget_release() as the release\ncallback for the embedded gadget device.  The struct net2280 instance is\ntherefore released through gadget_release() when the gadget device's last\nreference is dropped.\n\nThe probe error path calls net2280_remove(), which tears down the\npartially initialized device and drops the gadget reference with\nusb_put_gadget().  Calling kfree(dev) afterwards can free the same object\nagain.\n\nDrop the explicit kfree() and let the gadget device release callback\nhandle the final free.  This issue was found by a static analysis tool\nI am developing.","publishedAt":"2026-07-24T15:27:44.730Z","updatedAt":"2026-07-24T15:27:44.730Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"71b3391dc81655ff058492f8e9d013b2c6e5747b","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"550fa4d071a8c8e53072900869d37ae6abf4999d","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"c5b9fdb1e8ddf50bc6272927edb118679f170350","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"085652fda7f38040d1a2c42d72614f418feb843f","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"48f89ead20e48d447ad29fa937b43b9fa981cf28","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"e6f8be12f0307145b9a6010f044925952b37de8b","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"db2b72e83a0208ae2b3b270bf91662b1c6849a9b","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"c8547c74988e0b5f4cbb1b895e2a57aae084f070","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/udc/net2280.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"5.10.259","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.210","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.176","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.143","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.93","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.35","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.12","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/udc/net2280.c"]}],"references":["https://git.kernel.org/stable/c/71b3391dc81655ff058492f8e9d013b2c6e5747b","https://git.kernel.org/stable/c/550fa4d071a8c8e53072900869d37ae6abf4999d","https://git.kernel.org/stable/c/c5b9fdb1e8ddf50bc6272927edb118679f170350","https://git.kernel.org/stable/c/085652fda7f38040d1a2c42d72614f418feb843f","https://git.kernel.org/stable/c/48f89ead20e48d447ad29fa937b43b9fa981cf28","https://git.kernel.org/stable/c/e6f8be12f0307145b9a6010f044925952b37de8b","https://git.kernel.org/stable/c/db2b72e83a0208ae2b3b270bf91662b1c6849a9b","https://git.kernel.org/stable/c/c8547c74988e0b5f4cbb1b895e2a57aae084f070"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:41.951Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/64xxx/CVE-2026-64242.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64242","state":"PUBLISHED","datePublished":"2026-07-24T15:27:44.730Z","dateUpdated":"2026-07-24T15:27:44.730Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-07-19T15:36:31.772Z"},"containers":{"cna":{"title":"usb: gadget: net2280: Fix double free in probe error path","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nusb: gadget: net2280: Fix double free in probe error path\n\nusb_initialize_gadget() installs gadget_release() as the release\ncallback for the embedded gadget device.  The struct net2280 instance is\ntherefore released through gadget_release() when the gadget device's last\nreference is dropped.\n\nThe probe error path calls net2280_remove(), which tears down the\npartially initialized device and drops the gadget reference with\nusb_put_gadget().  Calling kfree(dev) afterwards can free the same object\nagain.\n\nDrop the explicit kfree() and let the gadget device release callback\nhandle the final free.  This issue was found by a static analysis tool\nI am developing."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"71b3391dc81655ff058492f8e9d013b2c6e5747b","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"550fa4d071a8c8e53072900869d37ae6abf4999d","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"c5b9fdb1e8ddf50bc6272927edb118679f170350","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"085652fda7f38040d1a2c42d72614f418feb843f","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"48f89ead20e48d447ad29fa937b43b9fa981cf28","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"e6f8be12f0307145b9a6010f044925952b37de8b","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"db2b72e83a0208ae2b3b270bf91662b1c6849a9b","versionType":"git"},{"version":"f770fbec4165b1acfabdeadb01ad6008d2c537b5","status":"affected","lessThan":"c8547c74988e0b5f4cbb1b895e2a57aae084f070","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/udc/net2280.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"5.10","status":"affected"},{"version":"0","status":"unaffected","lessThan":"5.10","versionType":"semver"},{"version":"5.10.259","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.210","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.176","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.143","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.93","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.35","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.12","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/usb/gadget/udc/net2280.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/71b3391dc81655ff058492f8e9d013b2c6e5747b"},{"url":"https://git.kernel.org/stable/c/550fa4d071a8c8e53072900869d37ae6abf4999d"},{"url":"https://git.kernel.org/stable/c/c5b9fdb1e8ddf50bc6272927edb118679f170350"},{"url":"https://git.kernel.org/stable/c/085652fda7f38040d1a2c42d72614f418feb843f"},{"url":"https://git.kernel.org/stable/c/48f89ead20e48d447ad29fa937b43b9fa981cf28"},{"url":"https://git.kernel.org/stable/c/e6f8be12f0307145b9a6010f044925952b37de8b"},{"url":"https://git.kernel.org/stable/c/db2b72e83a0208ae2b3b270bf91662b1c6849a9b"},{"url":"https://git.kernel.org/stable/c/c8547c74988e0b5f4cbb1b895e2a57aae084f070"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-07-24T15:27:44.730Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.10.259"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"5.15.210"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.1.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.6.143"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.12.93"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"6.18.35"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"7.0.12"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.10","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}