Improper Input Validation Affecting qemu package, versions <1:2.1+dfsg-12+deb8u5a


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.06% (29th percentile)

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  • Snyk IDSNYK-DEBIAN8-QEMU-427427
  • published29 Dec 2016
  • disclosed29 Dec 2016

Introduced: 29 Dec 2016

CVE-2015-8744  (opens in a new tab)
CWE-20  (opens in a new tab)

How to fix?

Upgrade Debian:8 qemu to version 1:2.1+dfsg-12+deb8u5a 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:8 relevant fixed versions and status.

QEMU (aka Quick Emulator) built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to crash issue. It occurs when a guest sends a Layer-2 packet smaller than 22 bytes. A privileged (CAP_SYS_RAWIO) guest user could use this flaw to crash the QEMU process instance resulting in DoS.

CVSS Scores

version 3.1