Memory Leak Affecting qemu-kvm-common package, versions <10:1.5.3-175.el7


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

Do your applications use this vulnerable package?

In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.

Test your applications
  • Snyk IDSNYK-RHEL7-QEMUKVMCOMMON-1528415
  • published26 Jul 2021
  • disclosed17 Sept 2019

Introduced: 17 Sep 2019

CVE-2019-20382  (opens in a new tab)
CWE-401  (opens in a new tab)
CWE-772  (opens in a new tab)

How to fix?

Upgrade RHEL:7 qemu-kvm-common to version 10:1.5.3-175.el7 or higher.
This issue was patched in RHSA-2020:3906.

NVD Description

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

QEMU 4.1.0 has a memory leak in zrle_compress_data in ui/vnc-enc-zrle.c during a VNC disconnect operation because libz is misused, resulting in a situation where memory allocated in deflateInit2 is not freed in deflateEnd.

CVSS Scores

version 3.1