Detections
Analytics

Oracle Linux 8 : gstreamer1-plugins-good (ELSA-2026-56966)

medium Nessus Plugin ID 338188

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-56966 advisory.

 - Fix CVE-2026-73434: out-of-bounds read in AVI demuxer vprp handling Resolves: RHEL-239048
 - Fix CVE-2026-18649 in H.264/H.265 RTP depayloaders Resolves: RHEL-224145

Tenable has extracted the preceding description block directly from the Oracle 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 affected gstreamer1-plugins-good and / or gstreamer1-plugins-good-gtk packages.

See Also

https://linux.oracle.com/errata/ELSA-2026-56966.html

Plugin Details

Severity: Medium

ID: 338188

File Name: oraclelinux_ELSA-2026-56966.nasl

Version: 1.2

Type: Local

Agent: unix

Published: 8/19/2026

Updated: 8/21/2026

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.9

Percentile: 52.61

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.7

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

CVSS Score Source: CVE-2026-73434

CVSS v3

Risk Factor: Medium

Base Score: 6.6

Temporal Score: 5.9

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

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

CVSS Score Source: CVE-2026-73433

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:gstreamer1-plugins-good-gtk, p-cpe:/a:oracle:linux:gstreamer1-plugins-good

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/19/2026

Vulnerability Publication Date: 8/6/2026

Reference Information

CVE: CVE-2026-18649, CVE-2026-73433, CVE-2026-73434

IAVA: 2026-A-0870