QEMU CVE-2017-17381 Denial of Service Vulnerability

Bugtraq ID:	102059
Class:	Failure to Handle Exceptional Conditions
CVE:	CVE-2017-17381
Remote:	Yes
Local:	No
Published:	Nov 24 2017 12:00AM
Updated:	Dec 19 2017 10:01PM
Credit:	Huawei IT Network Security Alpha Lab and Dengzhan Heyuandong Bijunhua and Liweichao (Huawei Inc.)
Vulnerable:	Redhat Enterprise Linux 7 QEMU QEMU 0
Not Vulnerable:

QEMU CVE-2017-17381 Denial of Service Vulnerability

QEMU is prone to a denial-of-service vulnerability.

Attackers can exploit this issue to crash the Qemu process on the host, denying service to legitimate users.

QEMU CVE-2017-17381 Denial of Service Vulnerability

Currently, we are not aware of any working exploits. If you feel we are in error or if you are aware of more recent information, please mail us at: [email protected].

QEMU CVE-2017-17381 Denial of Service Vulnerability

Solution:
Updates are available. Please see the references or vendor advisory for more information.

QEMU CVE-2017-17381 Denial of Service Vulnerability

References:

• [Qemu-devel] [PULL 6/7] virtio: check VirtQueue Vring object is set (Gnu.org)
  
• Bug 1520782 - (CVE-2017-17381) CVE-2017-17381 Qemu: virtio: divide by zero excep (Red Hat)
  
• CVE-2017-17381 (Red Hat)
  
• CVE-2017-17381 Qemu: virtio: divide by zero exception while updating rings (Seclists.org)
  
• QEMU Homepage (QEMU)