{"id":"CVE-2021-47101","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nasix: fix uninit-value in asix_mdio_read()\n\nasix_read_cmd() may read less than sizeof(smsr) bytes and in this case\nsmsr will be uninitialized.\n\nFail log:\nBUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline]\nBUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497\nBUG: KMSAN: uninit-value in asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497\n asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline]\n asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497\n asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497","modified":"2026-03-14T11:18:57.477627Z","published":"2024-03-04T18:15:08.450Z","related":["ALSA-2024:7000","ALSA-2024:7001","SUSE-SU-2024:1320-1","SUSE-SU-2024:1321-1","SUSE-SU-2024:1465-1","SUSE-SU-2024:1466-1","SUSE-SU-2024:1480-1","SUSE-SU-2024:1489-1","SUSE-SU-2024:1490-1","SUSE-SU-2024:1643-1","SUSE-SU-2024:1646-1","SUSE-SU-2024:1870-1"],"references":[{"type":"FIX","url":"https://git.kernel.org/stable/c/8035b1a2a37a29d8c717ef84fca8fe7278bc9f03"},{"type":"FIX","url":"https://git.kernel.org/stable/c/d259f621c85949f30cc578cac813b82bb5169f56"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"4.9"},{"fixed":"5.15.12"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc1"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc2"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc3"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc4"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc5"}]},{"events":[{"introduced":"0"},{"last_affected":"5.16-rc6"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-47101.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}]}