QEMU 'megasas_mmio_write()' Function Out-of-Bounds Read Vulnerability

Bugtraq ID:	98303
Class:	Boundary Condition Error
CVE:	CVE-2017-8380
Remote:	Yes
Local:	No
Published:	May 03 2017 12:00AM
Updated:	Jul 17 2017 10:07AM
Credit:	YY Z(Researcher) Wjjzhang (Tencent.com Inc.).
Vulnerable:	QEMU QEMU 0 openSUSE Leap 42.2 Gentoo Linux
Not Vulnerable:

QEMU 'megasas_mmio_write()' Function Out-of-Bounds Read Vulnerability

QEMU is prone to an out-of-bounds read vulnerability.

Attackers can exploit this issue to crash the application denying service to legitimate users or disclose sensitive information that may aid in further attacks.

QEMU 'megasas_mmio_write()' Function Out-of-Bounds Read 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 'megasas_mmio_write()' Function Out-of-Bounds Read Vulnerability

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

QEMU 'megasas_mmio_write()' Function Out-of-Bounds Read Vulnerability

References:

• Bug 1446577 - (CVE-2017-8380) CVE-2017-8380 Qemu: scsi: megasas: out-of-bounds (Redhat)
  
• CVE-2017-8380 Qemu: scsi: megasas: out-of-bounds read in megasas_mmio_write (Seclists.org)
  
• QEMU Homepage (QEMU)