Memory Leak Affecting qemu-img-ma package, versions <10:2.12.0-48.el7


Severity

Recommended
0.0
low
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.05% (19th percentile)

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  • Snyk IDSNYK-RHEL7-QEMUIMGMA-7972897
  • published14 Sept 2024
  • 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-img-ma to version 10:2.12.0-48.el7 or higher.
This issue was patched in RHSA-2020:3907.

NVD Description

Note: Versions mentioned in the description apply only to the upstream qemu-img-ma package and not the qemu-img-ma 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