RHSA-2026:55865 — Security Advisory
Red Hat Security Advisory: gstreamer1-plugins-bad-free and gstreamer1-plugins-ugly-free security update
Severity
ImportantRed Hat Product Security
Products
Official CSAF product identity
Published · August 18, 2026
Updated · September 18, 2026
Topic
An update for multiple packages is now available for Red Hat Enterprise Linux 9.
Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-bad-free package contains a collection of plug-ins for GStreamer.
Security Fix(es):
-
gstreamer: gstreamer1-plugins-bad-free: gstreamer: heap out-of-bounds write in adpcmdec IMA/DVI ADPCM decoder (CVE-2026-19387)
-
gstreamer: gstreamer1-plugins-ugly-free: gstreamer: integer overflow/underflow in asfdemux bounds checks leading to out-of-bounds read (CVE-2026-19389)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.