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OpenAdvisories
High · 7.8 CVE-2026-18299 EUVD-2026-63448GHSA-7xww-j5h2-23gh

GStreamer rtpsbcdepay Use-After-Free Remote Code Execution Vulnerability

Published Aug 20, 2026 · Updated Aug 27, 2026 · Assigned by zdi

Description

GStreamer rtpsbcdepay Use-After-Free Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. Interaction with this library is required to exploit this vulnerability but attack vectors may vary depending on the implementation.

The specific flaw exists within the processing of RTP payload elements. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29787.

Affected products

VendorProductAffectedFixed
GStreamer GStreamer 99fde1184fe8b12d0721230941c1bf2080913183 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 14 gst-plugins-good1.0 1.28.5-1 —
Debian 13 gst-plugins-good1.0 No fix yet —
Debian 12 gst-plugins-good1.0 1.22.0-5+deb12u4 —
ReleasePackageFixed inAdvisory
Ubuntu 26.04 LTS gst-plugins-good1.0 1.28.2-2ubuntu0.3 USN-8798-1
Ubuntu 24.04 LTS gst-plugins-good1.0 1.24.2-1ubuntu1.7 USN-8798-1
Ubuntu 22.04 LTS gst-plugins-good1.0 1.20.3-0ubuntu1.9 USN-8798-1
Show 3 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 20.04 LTS gst-plugins-good1.0 1.16.3-0ubuntu1.3+esm3 USN-8798-1
Ubuntu Pro 18.04 LTS gst-plugins-good1.0 1.14.5-0ubuntu1~18.04.3+esm3 USN-8798-1
Ubuntu Pro 16.04 LTS gst-plugins-good1.0 1.8.3-1ubuntu0.5+esm3 USN-8798-1
ReleasePackageFixed inAdvisory
RHEL 10 gstreamer1-plugins-good +1 1.26.7-2.el10_2.8 RHSA-2026:59972
RHEL 9 gstreamer1-plugins-good +1 1.22.12-7.el9_8.8 RHSA-2026:59152
RHEL 8 gstreamer1-plugins-good +1 1.16.1-7.el8_10.7 RHSA-2026:59179
Show 11 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
RHEL 10.0 EUS gstreamer1-plugins-good +1 1.24.11-1.el10_0.7 RHSA-2026:71650
RHEL 9.6 EUS gstreamer1-plugins-good +1 1.22.12-5.el9_6.6 RHSA-2026:71648
RHEL 9.4 E4S gstreamer1-plugins-good +1 1.22.1-4.el9_4.6 RHSA-2026:71647
RHEL 9.2 E4S gstreamer1-plugins-good +1 1.18.4-8.el9_2.6 RHSA-2026:71646
RHEL 8.8 TUS gstreamer1-plugins-good +1 1.16.1-5.el8_8.6 RHSA-2026:73040
RHEL 8.8 E4S gstreamer1-plugins-good +1 1.16.1-5.el8_8.6 RHSA-2026:73040
RHEL 8.6 EUS Long Life gstreamer1-plugins-good +1 1.16.1-4.el8_6.6 RHSA-2026:72482
RHEL 8.6 AUS gstreamer1-plugins-good +1 1.16.1-4.el8_6.6 RHSA-2026:72482
RHEL 8.4 EUS Long Life gstreamer1-plugins-good +1 1.16.1-4.el8_4.5 RHSA-2026:73424
RHEL 8.4 AUS gstreamer1-plugins-good +1 1.16.1-4.el8_4.5 RHSA-2026:73424
RHEL 7 ELS gstreamer1-plugins-good 1.10.4-4.el7_9.6 RHSA-2026:72367

AlmaLinux

Errata ↗
ReleasePackageFixed inAdvisory
AlmaLinux 10 gstreamer1-plugins-good +1 1.26.7-2.el10_2.8 ALSA-2026:59972
AlmaLinux 9 gstreamer1-plugins-good +1 1.22.12-7.el9_8.8 ALSA-2026:59152
AlmaLinux 8 gstreamer1-plugins-good +1 1.16.1-7.el8_10.7 ALSA-2026:59179

Rocky Linux

Errata ↗
ReleasePackageFixed inAdvisory
Rocky Linux 10 gstreamer1-plugins-good 1.26.7-2.el10_2.8 RLSA-2026:59972
Rocky Linux 9 gstreamer1-plugins-good 1.22.12-7.el9_8.8 RLSA-2026:59152
Rocky Linux 8 gstreamer1-plugins-good 1.16.1-7.el8_10.7 RLSA-2026:59179

Amazon Linux

ReleasePackageFixed inAdvisory
Amazon Linux 2023 gstreamer1-plugins-good +1 1.24.10-1.amzn2023.0.11 ALAS2023-2026-3353
Amazon Linux 2 gstreamer1-plugins-good +1 1.18.4-6.amzn2.0.16 ALAS2-2026-4086

Oracle Linux

ReleasePackageFixed inAdvisory
Oracle Linux 10 gstreamer1-plugins-good +1 1.26.7-2.el10_2.8 ELSA-2026-59972
Oracle Linux 9 gstreamer1-plugins-good +1 1.22.12-7.el9_8.8 ELSA-2026-59152
Oracle Linux 8 gstreamer1-plugins-good +1 1.16.1-7.el8_10.7 ELSA-2026-59179
Oracle Linux 7 gstreamer1-plugins-good 1.10.4-2.0.7.el7_9 ELSA-2026-72367

Advisories 25

References