cbcvebase.
CVE-2021-46930
published 2024-02-27

CVE-2021-46930: In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix list_head check warning This is caused by uninitialization of list_head…

PriorityP419medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.22%
12.1th percentile
In the Linux kernel, the following vulnerability has been resolved: usb: mtu3: fix list_head check warning This is caused by uninitialization of list_head. BUG: KASAN: use-after-free in __list_del_entry_valid+0x34/0xe4 Call trace: dump_backtrace+0x0/0x298 show_stack+0x24/0x34 dump_stack+0x130/0x1a8 print_address_description+0x88/0x56c __kasan_report+0x1b8/0x2a0 kasan_report+0x14/0x20 __asan_load8+0x9c/0xa0 __list_del_entry_valid+0x34/0xe4 mtu3_req_complete+0x4c/0x300 [mtu3] mtu3_gadget_stop+0x168/0x448 [mtu3] usb_gadget_unregister_driver+0x204/0x3a0 unregister_gadget_item+0x44/0xa4

Affected

13 ranges
VendorProductVersion rangeFixed in
debianlinux< linux 5.15.15-1 (bookworm)linux 5.15.15-1 (bookworm)
linuxlinux——
linuxlinux>= 83374e035b6286731c5aa617844c7b724294c2a7 < 585e2b244dda7ea733274e4b8fa27853d625d3bf585e2b244dda7ea733274e4b8fa27853d625d3bf
linuxlinux>= 83374e035b6286731c5aa617844c7b724294c2a7 < 3b6efe0b7ba03cc2acf0694b46d6ff33c5b4c2953b6efe0b7ba03cc2acf0694b46d6ff33c5b4c295
linuxlinux>= 83374e035b6286731c5aa617844c7b724294c2a7 < 249ddfbe00570d6dc76208e88017937d4d374c79249ddfbe00570d6dc76208e88017937d4d374c79
linuxlinux>= 83374e035b6286731c5aa617844c7b724294c2a7 < 8c313e3bfd9adae8d5c4ba1cc696dcbc86fbf9bf8c313e3bfd9adae8d5c4ba1cc696dcbc86fbf9bf
linuxlinux_kernel>= 0 < 5.10.92-15.10.92-1
linuxlinux_kernel>= 0 < 5.15.15-15.15.15-1
linuxlinux_kernel>= 0 < 5.15.15-15.15.15-1
linuxlinux_kernel>= 0 < 5.15.15-15.15.15-1
linuxlinux_kernel>= 5.11.0 < 5.15.135.15.13
linuxlinux_kernel>= 5.2.0 < 5.4.1705.4.170
linuxlinux_kernel>= 5.5.0 < 5.10.905.10.90

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.