QEMU SCSI Emulation Buffer Overflow Lets Local Users on a Guest System Cause Denial of Service Conditions on the Host System
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SecurityTracker Alert ID: 1033095 |
SecurityTracker URL: http://securitytracker.com/id/1033095
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CVE Reference:
CVE-2015-5158
(Links to External Site)
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Date: Jul 28 2015
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Impact:
Denial of service via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
A vulnerability was reported in QEMU. A local user on the guest system can cause denial of service conditions on the host system.
A local privileged user (with CAP_SYS_RAWIO privileges) on a guest system can issue a specially crafted SCSI command operation code to trigger a stack overflow and cause the target QEMU instance to crash.
System built with SCSI device emulation support are affected.
The vulnerability resides in 'hw/scsi/scsi-bus.c'.
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Impact:
A local user on the guest system can cause denial of service conditions on the host system.
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Solution:
The vendor has issued a source code fix.
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Vendor URL: wiki.qemu.org/Main_Page (Links to External Site)
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Cause:
Boundary error
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Underlying OS: Linux (Any), UNIX (Any), Windows (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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[Original Message Not Available for Viewing]
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