CVE-2016-1568

Severity: high (CVSS 8.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-04-12 · updated 2026-06-17
Weakness: CWE-416

Description

Use-after-free vulnerability in hw/ide/ahci.c in QEMU, when built with IDE AHCI Emulation support, allows guest OS users to cause a denial of service (instance crash) or possibly execute arbitrary code via an invalid AHCI Native Command Queuing (NCQ) AIO command.

Affected products

Debian Linux: 7.0, 8.0
QEMU: through 2.5.1.1
OpenStack: 6.0, 7.0, 5.0
RedHat Virtualization: 3.0

References

http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ab0359a8ae182a7ac5c99609667273167703fab
http://rhn.redhat.com/errata/RHSA-2016-0084.html
http://rhn.redhat.com/errata/RHSA-2016-0086.html
http://rhn.redhat.com/errata/RHSA-2016-0087.html
http://rhn.redhat.com/errata/RHSA-2016-0088.html
http://www.debian.org/security/2016/dsa-3469
http://www.debian.org/security/2016/dsa-3470
http://www.debian.org/security/2016/dsa-3471
http://www.openwall.com/lists/oss-security/2016/01/09/1
http://www.openwall.com/lists/oss-security/2016/01/09/2
http://www.securityfocus.com/bid/80191
http://www.securitytracker.com/id/1034859

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