CVE-2021-47101
Published: Mar 4, 2024
Modified: May 11, 2026
Description
In the Linux kernel, the following vulnerability has been resolved: asix: fix uninit-value in asix_mdio_read() asix_read_cmd() may read less than sizeof(smsr) bytes and in this case smsr will be uninitialized. Fail log: BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] BUG: KMSAN: uninit-value in asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497 BUG: KMSAN: uninit-value in asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497 asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] asix_check_host_enable drivers/net/usb/asix_common.c:82 [inline] drivers/net/usb/asix_common.c:497 asix_mdio_read+0x3c1/0xb00 drivers/net/usb/asix_common.c:497 drivers/net/usb/asix_common.c:497
| Vendor | Product | Versions |
|---|---|---|
Linux | Linux | affected d9fe64e511144c1ee7d7555b4111f09dde9692ef - < d259f621c85949f30cc578cac813b82bb5169f56affected d9fe64e511144c1ee7d7555b4111f09dde9692ef - < 8035b1a2a37a29d8c717ef84fca8fe7278bc9f03 |
Linux | Linux | affected 4.9unaffected 0 - < 4.9unaffected 5.15.12 - <= 5.15.*unaffected 5.16 - <= * |
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