Use After Free Affecting qemu package, versions <2.1+dfsg-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-DEBIAN13-QEMU-5693938
- published12 Jan 2018
- disclosed12 Jan 2018
Introduced: 12 Jan 2018
CVE-2014-3471 (opens in a new tab)How to fix?
Upgrade Debian:13 qemu to version 2.1+dfsg-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream qemu package and not the qemu package as distributed by Debian.
See How to fix? for Debian:13 relevant fixed versions and status.
Use-after-free vulnerability in hw/pci/pcie.c in QEMU (aka Quick Emulator) allows local guest OS users to cause a denial of service (QEMU instance crash) via hotplug and hotunplug operations of Virtio block devices.
References
- https://security-tracker.debian.org/tracker/CVE-2014-3471
- http://security.gentoo.org/glsa/glsa-201412-01.xml
- https://lists.gnu.org/archive/html/qemu-devel/2014-06/msg05283.html
- http://www.openwall.com/lists/oss-security/2014/06/23/4
- https://bugzilla.redhat.com/show_bug.cgi?id=1112271
- http://www.securityfocus.com/bid/68145
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2014-3471