RHSA-2026:99033: Important: gstreamer1-plugins-base security update

Published Nov 11, 2026
·
Updated

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-base packages contain a collection of well-maintained base plug-ins.Security Fix(es): gstreamer1-plugins-base: gst-plugins-base: heap buffer overflow via unvalidated GstVideoMeta plane extents in gstvideoframemapid and videometadeserialize (CVE-2026-86476) 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.

Other sources

Important: gstreamer1-plugins-base security update

— Red Hat

Affected Software

36 affected componentsFixes available
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for IBM z Systems - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Red Hat Red Hat Enterprise Linux for ARM 64 - 4 years of updates
Red Hat Red Hat Enterprise Linux for Power, little endian - 4 years of support
Red Hat Red Hat Enterprise Linux for Power, little endian - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for ARM 64 - Extended Life Cycle
Red Hat Red Hat Enterprise Linux for IBM z Systems - 4 years of updates
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support
redhat/gstreamer1-plugins-base<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-debuginfo<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-debugsource<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-devel<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-tools<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-tools-debuginfo<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-debuginfo<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-debugsource<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-devel<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-tools<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-tools-debuginfo<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-debuginfo<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-debugsource<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-devel<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-tools<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base-tools-debuginfo<1.26.7-2.el10_2.3
1.26.7-2.el10_2.3
redhat/gstreamer1-plugins-base<1.26.7-2.el10_2.3.aa
1.26.7-2.el10_2.3.aa
redhat/gstreamer1-plugins-base-debuginfo<1.26.7-2.el10_2.3.aa
1.26.7-2.el10_2.3.aa
redhat/gstreamer1-plugins-base-debugsource<1.26.7-2.el10_2.3.aa
1.26.7-2.el10_2.3.aa
redhat/gstreamer1-plugins-base-devel<1.26.7-2.el10_2.3.aa
1.26.7-2.el10_2.3.aa
redhat/gstreamer1-plugins-base-tools<1.26.7-2.el10_2.3.aa
1.26.7-2.el10_2.3.aa
redhat/gstreamer1-plugins-base-tools-debuginfo<1.26.7-2.el10_2.3.aa
1.26.7-2.el10_2.3.aa

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/gstreamer1-plugins-base to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3
  2. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3
  3. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-debugsource to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3
  4. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-devel to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3
  5. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-tools to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3
  6. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3
  7. Upgrade

    Upgrade redhat/gstreamer1-plugins-base to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3.aa
  8. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3.aa
  9. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-debugsource to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3.aa
  10. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-devel to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3.aa
  11. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-tools to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3.aa
  12. Upgrade

    Upgrade redhat/gstreamer1-plugins-base-tools-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.26.7-2.el10_2.3.aa

Event History

Nov 11, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·03:53 PM
Data Sourced
via Red Hat·03:53 PM
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