RHEL 10 : gstreamer1-plugins-bad-free, gstreamer1-plugins-base, gstreamer1-plugins-good, and gstreamer1-plugins-ugly-free (RHSA-2026:6259)

high Nessus Plugin ID 304420

Synopsis

The remote Red Hat host is missing one or more security updates for gstreamer1-plugins-bad-free / gstreamer1-plugins- base / gstreamer1-plugins-good / gstreamer1-plugins-ugly-free.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:6259 advisory.

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: GStreamer: Arbitrary code execution via ASF file processing (CVE-2026-2920)

* GStreamer: GStreamer: Remote Code Execution via heap-based buffer overflow in JPEG parser (CVE-2026-3082)

* GStreamer: GStreamer: Remote Code Execution via Heap-based Buffer Overflow in rtpqdm2depay (CVE-2026-3085)

* GStreamer: GStreamer: Arbitrary code execution via RIFF palette integer overflow in AVI file handling (CVE-2026-2921)

* GStreamer: GStreamer: Remote Code Execution via Out-Of-Bounds Write in rtpqdm2depay (CVE-2026-3083)

* GStreamer: GStreamer: Remote Code Execution via out-of-bounds write in RealMedia Demuxer (CVE-2026-2922)

* GStreamer: GStreamer: Remote Code Execution via out-of-bounds write in DVB Subtitles handling (CVE-2026-2923)

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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL gstreamer1-plugins-bad-free / gstreamer1-plugins-base / gstreamer1-plugins-good / gstreamer1-plugins- ugly-free packages based on the guidance in RHSA-2026:6259.

See Also

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2447490

https://bugzilla.redhat.com/show_bug.cgi?id=2447492

https://bugzilla.redhat.com/show_bug.cgi?id=2447495

https://bugzilla.redhat.com/show_bug.cgi?id=2447496

https://bugzilla.redhat.com/show_bug.cgi?id=2447498

https://bugzilla.redhat.com/show_bug.cgi?id=2447500

https://bugzilla.redhat.com/show_bug.cgi?id=2447503

http://www.nessus.org/u?11628efc

https://access.redhat.com/errata/RHSA-2026:6259

Plugin Details

Severity: High

ID: 304420

File Name: redhat-RHSA-2026-6259.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 3/31/2026

Updated: 3/31/2026

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2026-3085

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-base, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-bad-free-devel, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-base-devel, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-base-tools, cpe:/o:redhat:enterprise_linux:10.1, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-bad-free-libs, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-good, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-good-gtk, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-ugly-free, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-bad-free

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 3/31/2026

Vulnerability Publication Date: 3/7/2026

Reference Information

CVE: CVE-2026-2920, CVE-2026-2921, CVE-2026-2922, CVE-2026-2923, CVE-2026-3082, CVE-2026-3083, CVE-2026-3085

CWE: 120, 1284, 190, 787

RHSA: 2026:6259