CVE-2015-6855

High

Description

hw/ide/core.c in QEMU does not properly restrict the commands accepted by an ATAPI device, which allows guest users to cause a denial of service or possibly have unspecified other impact via certain IDE commands, as demonstrated by a WIN_READ_NATIVE_MAX command to an empty drive, which triggers a divide-by-zero error and instance crash.

SeverityHigh
CVSS7.5
Exploit probability—
ProductQemu
PublishedNov 6, 2015
First seenNov 6, 2015

How to fix

Affected products

ProductAffected versionsFixed in
qemu qemuv ≤ 2.4.1—
debian debian_linux7.0, 8.0, 9.0—
fedoraproject fedora21, 22, 23—
suse linux_enterprise_desktop12—
suse linux_enterprise_server12—
canonical ubuntu_linux12.04, 14.04, 15.04—
arista eosNo range specified—

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