Heap-based Buffer Overflow Affecting qemu-kvm-tools package, versions <2:0.12.1.2-2.479.el6_7.3


Severity

Recommended
0.0
high
0
10

Based on CentOS security rating.

Threat Intelligence

EPSS
0.21% (59th percentile)

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  • Snyk IDSNYK-CENTOS6-QEMUKVMTOOLS-2127742
  • published26 Jul 2021
  • disclosed30 Nov 2015

Introduced: 30 Nov 2015

CVE-2015-7504  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Centos:6 qemu-kvm-tools to version 2:0.12.1.2-2.479.el6_7.3 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-kvm-tools package and not the qemu-kvm-tools package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

Heap-based buffer overflow in the pcnet_receive function in hw/net/pcnet.c in QEMU allows guest OS administrators to cause a denial of service (instance crash) or possibly execute arbitrary code via a series of packets in loopback mode.

CVSS Scores

version 3.1