What is RHSA-2026:9447?

RHSA-2026:9447 is a security advisory published by Red Hat Product Security with High severity. Red Hat Security Advisory: gstreamer1-plugins-bad-free, gstreamer1-plugins-base, and gstreamer1-plugins-good security update

Which CVE IDs does RHSA-2026:9447 cover?

RHSA-2026:9447 covers the following CVE IDs: CVE-2026-3082, CVE-2026-3083, CVE-2026-3085, CVE-2026-2921. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of RHSA-2026:9447?

RHSA-2026:9447 has a CVSS v3 base score of 8.8, published by Red Hat Product Security.

RHSA-2026:9447HighCVSS 8.8

Red Hat Security Advisory: gstreamer1-plugins-bad-free, gstreamer1-plugins-base, and gstreamer1-plugins-good security update

Vendor

Red Hat Product Security

Published

April 21, 2026

Last Modified

July 20, 2026

🔗 CVE IDs covered (4)

CVE-2026-3082 →CVE-2026-3083 →CVE-2026-3085 →CVE-2026-2921 →

📋 Description

CVE-2026-2921 — gstreamer-plugins-base: GStreamer: Arbitrary code execution via RIFF palette integer overflow in AVI file handling CVE-2026-3082 — gstreamer-plugins-bad: GStreamer: Remote Code Execution via heap-based buffer overflow in JPEG parser CVE-2026-3083 — gstreamer-plugins-good: GStreamer: Remote Code Execution via Out-Of-Bounds Write in rtpqdm2depay CVE-2026-3085 — gstreamer-plugins-good: GStreamer: Remote Code Execution via Heap-based Buffer Overflow in rtpqdm2depay

🔗 References (7)

selfhttps://access.redhat.com/errata/RHSA-2026:9447
externalhttps://access.redhat.com/security/updates/classification/#important
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2447492
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2447495
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2447496
externalhttps://bugzilla.redhat.com/show_bug.cgi?id=2447498
selfhttps://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_9447.json