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Test your applicationsUpgrade RHEL:7 gstreamer1-devel to version 0:1.10.4-2.el7 or higher.
This issue was patched in RHSA-2017:2060.
Note: Versions mentioned in the description apply only to the upstream gstreamer1-devel package and not the gstreamer1-devel package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
The gst_decode_chain_free_internal function in the flxdex decoder in gst-plugins-good in GStreamer before 1.10.2 allows remote attackers to cause a denial of service (invalid memory read and crash) via an invalid file, which triggers an incorrect unref call.