Bug 1846382 (CVE-2020-13143) - CVE-2020-13143 kernel: usb: gadget: illegal array access in binding with UDC
Summary: CVE-2020-13143 kernel: usb: gadget: illegal array access in binding with UDC
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2020-13143
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 1846383
Blocks: 1846302
TreeView+ depends on / blocked
 
Reported: 2020-06-11 13:24 UTC by Petr Matousek
Modified: 2021-02-16 19:53 UTC (History)
47 users (show)

Fixed In Version:
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2020-06-11 13:31:49 UTC
Embargoed:

Attachments (Terms of Use)

Description Petr Matousek 2020-06-11 13:24:20 UTC 
FuzzUSB (a variant of syzkaller) found an illegal array access using an incorrect index while binding a gadget with UDC.
Comment 2 Petr Matousek 2020-06-11 13:24:29 UTC 
External References:

https://www.spinics.net/lists/linux-usb/msg194331.html
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=15753588bcd4bbffae1cca33c8ced5722477fe1f
Comment 3 Petr Matousek 2020-06-11 13:25:15 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1846383]
Comment 5 Justin M. Forbes 2020-06-11 14:45:50 UTC 
This was fixed for Fedora with the 5.6.14 stable kernel updates.
Note You need to log in before you can comment on or make changes to this bug.