Memory Leak Affecting virt-devel:rhel/libvirt-daemon-driver-storage-core package, versions <0:4.5.0-42.module+el8.2.0+6024+15a2423f


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.21% (44th percentile)

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  • Snyk IDSNYK-RHEL8-VIRTDEVEL-3772382
  • 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:8 virt-devel:rhel/libvirt-daemon-driver-storage-core to version 0:4.5.0-42.module+el8.2.0+6024+15a2423f or higher.
This issue was patched in RHSA-2020:2774.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt-devel:rhel/libvirt-daemon-driver-storage-core package and not the virt-devel:rhel/libvirt-daemon-driver-storage-core package as distributed by RHEL. See How to fix? for RHEL:8 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 Base Scores

version 3.1