Double Free Affecting libwmf package, versions <0:0.2.8.4-41.13.amzn1


Severity

Recommended
low

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
4.45% (91st percentile)

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  • Snyk IDSNYK-AMZN201803-LIBWMF-1717054
  • published27 Sept 2021
  • disclosed28 Jan 2019

Introduced: 28 Jan 2019

CVE-2019-6978  (opens in a new tab)
CWE-415  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2018.03 libwmf to version 0:0.2.8.4-41.13.amzn1 or higher.
This issue was patched in ALAS-2019-1174.

NVD Description

Note: Versions mentioned in the description apply only to the upstream libwmf package and not the libwmf package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2018.03 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