Use After Free Affecting libwmf-lite package, versions <0:0.2.8.4-44.el7


Severity

Recommended
low

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
4.45% (91st percentile)

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  • Snyk IDSNYK-RHEL7-LIBWMFLITE-1528818
  • published26 Jul 2021
  • disclosed15 Jan 2019

Introduced: 15 Jan 2019

CVE-2019-6978  (opens in a new tab)
CWE-416  (opens in a new tab)

How to fix?

Upgrade RHEL:7 libwmf-lite to version 0:0.2.8.4-44.el7 or higher.
This issue was patched in RHSA-2020:3943.

NVD Description

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

The GD Graphics Library (aka LibGD) 2.2.5 has a double free in the gdImage*Ptr() functions in gd_gif_out.c, gd_jpeg.c, and gd_wbmp.c. NOTE: PHP is unaffected.

References