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Bug 1516265 - (CVE-2017-16650) CVE-2017-16650 kernel: Divide-by-zero in drivers/net/usb/qmi_wwan.c
CVE-2017-16650 kernel: Divide-by-zero in drivers/net/usb/qmi_wwan.c
Status: NEW
Product: Security Response
Classification: Other
Component: vulnerability (Show other bugs)
unspecified
All Linux
low Severity low
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Assigned To: Red Hat Product Security
impact=low,public=20171106,reported=2...
: Security
Depends On: 1516274
Blocks:
  Show dependency tree / graph
 
Reported: 2017-11-22 06:40 EST by Andrej Nemec
Modified: 2018-08-28 18:25 EDT (History)
42 users (show)

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Fixed In Version: kernel 4.14
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Description Andrej Nemec 2017-11-22 06:40:17 EST 
The qmi_wwan_bind function in drivers/net/usb/qmi_wwan.c in the Linux kernel through 4.13.11 allows local users to cause a denial of service (divide-by-zero error and system crash) or possibly have unspecified other impact via a crafted USB device.

Upstream patch:

https://patchwork.ozlabs.org/patch/834770/

Bug report:

https://groups.google.com/forum/#!msg/syzkaller/0e0gmaX9R0g/9Me9JcY2BQAJ
Comment 1 Andrej Nemec 2017-11-22 06:52:07 EST 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 1516274]
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