CVE-2016-1568
HIGH severity · CVSS 8.8 · Use-after-free
8.8CVSS HIGH
Summary
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.
Impact & exploitability
Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
Exploit probability (EPSS)1%
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected products we track (1)
Recommendation
Apply the vendor fix promptly. Open any affected product above for its exact safe version.
Additional information
- NVD record
- http://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=4ab0359a8ae182a7ac5c99609667273167703fab
- http://rhn.redhat.com/errata/RHSA-2016-0084.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0086.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0087.htmlAdvisory
- http://rhn.redhat.com/errata/RHSA-2016-0088.htmlAdvisory
- http://www.debian.org/security/2016/dsa-3469Advisory
- http://www.debian.org/security/2016/dsa-3470Advisory
- http://www.debian.org/security/2016/dsa-3471Advisory