RHEL 10 : gstreamer1-plugins-good (RHSA-2026:53451)

high Nessus Plugin ID 334627

Synopsis

The remote Red Hat host is missing a security update for gstreamer1-plugins-good.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:53451 advisory.

GStreamer is a streaming media framework based on graphs of filters which operate on media data. The gstreamer1-plugins-good packages contain a collection of well-supported plug-ins of good quality and under the LGPL license.

Security Fix(es):

* gst-plugins-good: gst-plugins-good: unbounded memory growth in rtph264depay and rtph265depay RTP depayloaders (CVE-2026-18649)

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 this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL gstreamer1-plugins-good package based on the guidance in RHSA-2026:53451.

See Also

https://access.redhat.com/errata/RHSA-2026:53451

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

https://bugzilla.redhat.com/show_bug.cgi?id=2510614

http://www.nessus.org/u?2ab7a99e

Plugin Details

Severity: High

ID: 334627

File Name: redhat-RHSA-2026-53451.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 8/11/2026

Updated: 8/11/2026

Supported Sensors: Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3

Percentile: 23.76

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.1

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

CVSS Score Source: CVE-2026-18649

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:10.2, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-good-gtk, p-cpe:/a:redhat:enterprise_linux:gstreamer1-plugins-good

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/11/2026

Vulnerability Publication Date: 8/6/2026

Reference Information

CVE: CVE-2026-18649

CWE: 770

RHSA: 2026:53451