Heap-based Buffer Overflow Affecting qemu-img package, versions <10:1.5.3-156.el7_5.5


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.07% (33rd percentile)

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  • Snyk IDSNYK-RHEL7-QEMUIMG-4793363
  • published26 Jul 2021
  • disclosed5 Jun 2018

Introduced: 5 Jun 2018

CVE-2018-11806  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade RHEL:7 qemu-img to version 10:1.5.3-156.el7_5.5 or higher.
This issue was patched in RHSA-2018:2462.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-img package and not the qemu-img package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

m_cat in slirp/mbuf.c in Qemu has a heap-based buffer overflow via incoming fragmented datagrams.

CVSS Scores

version 3.1