{"id":"CVE-2026-46074","summary":"spi: ch341: fix memory leaks on probe failures","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: ch341: fix memory leaks on probe failures\n\nMake sure to deregister the controller, disable pins, and kill and free\nthe RX URB on probe failures to mirror disconnect and avoid memory\nleaks and use-after-free.\n\nAlso add an explicit URB kill on disconnect for symmetry (even if that\nis not strictly required as USB core would have stopped it in the\ncurrent setup).","modified":"2026-06-26T11:57:06.035694780Z","published":"2026-05-27T12:58:04.703Z","related":["openSUSE-SU-2026:10954-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46074.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/5c6518633702d7f7b1153e9d8e042af847f11ef3"},{"type":"WEB","url":"https://git.kernel.org/stable/c/9bee2faf9e21c796d0d222c9d84a98f41bd303a0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b99e3ddb91b499d920e63a2daff8880be68cfe9e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ff8a7996dc8bf433efe2126ffdaee5b374a89e30"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/46xxx/CVE-2026-46074.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46074"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"8846739f52afa07e63395c80227dc544f54bd7b1"},{"fixed":"5c6518633702d7f7b1153e9d8e042af847f11ef3"},{"fixed":"ff8a7996dc8bf433efe2126ffdaee5b374a89e30"},{"fixed":"9bee2faf9e21c796d0d222c9d84a98f41bd303a0"},{"fixed":"b99e3ddb91b499d920e63a2daff8880be68cfe9e"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-46074.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.11.0"},{"fixed":"6.12.86"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.27"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.0.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-46074.json"}}],"schema_version":"1.7.5"}