Memory Leak Affecting virt:rhel/sgabios package, versions <1:0.20170427git-3.module_el8.5.0+2608+72063365


Severity

Recommended
high

Based on AlmaLinux security rating.

Threat Intelligence

EPSS
0.87% (54th percentile)

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  • Snyk IDSNYK-ALMALINUX8-VIRT-5640824
  • published28 May 2023
  • disclosed30 Jun 2020

Introduced: 30 Jun 2020

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

How to fix?

Upgrade AlmaLinux:8 virt:rhel/sgabios to version 1:0.20170427git-3.module_el8.5.0+2608+72063365 or higher.
This issue was patched in ALSA-2020:2774.

NVD Description

Note: Versions mentioned in the description apply only to the upstream virt:rhel/sgabios package and not the virt:rhel/sgabios package as distributed by AlmaLinux. See How to fix? for AlmaLinux: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