CVE-2026-18295

gst-plugins-good1.0: GStreamer MRF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability

CVE-2026-18295 is fixed in 22 products on 1 platform, first by gstreamer1.0-gtk3 1.14.5-0ubuntu1~18.04.3+esm3, released August 20, 2026. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
8.8
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0021
11th percentile

GStreamer MRF File Parsing Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GStreamer. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of MRF files. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29510.

Where it's fixed

ProductFixed inFixReleased
Linux
gst-plugins-good1.0 · Debian 14 1.28.5-1 DEBIAN-CVE-2026-18295 Aug 25, 2026
gstreamer1-plugins-good · RHEL 10 1.24.11-1.el10_0.7 RHSA-2026:71650 Aug 26, 2026
gstreamer1-plugins-good · RHEL 8 0:1.16.1-7.el8_10.7 RHSA-2026:59179 Aug 28, 2026
gstreamer1-plugins-good · RHEL 9 0:1.22.12-7.el9_8.8 RHSA-2026:59152 Aug 28, 2026
gstreamer1-plugins-good · almalinux 10 1.26.7-2.el10_2.7 ALSA-2026:59133 Aug 24, 2026
gstreamer1-plugins-good · almalinux 8 1.16.1-7.el8_10.7 ALSA-2026:59179 Aug 24, 2026
gstreamer1-plugins-good · almalinux 9 1.22.12-7.el9_8.8 ALSA-2026:59152 Aug 24, 2026
gstreamer1-plugins-good · amzn 2023 1.24.10-1.amzn2023.0.8 ALAS2023-2026-2121 Aug 31, 2026
gstreamer1-plugins-good · ol 8 0:1.16.1-7.el8_10.7 ELSA-2026-59179 Aug 24, 2026
gstreamer1-plugins-good · ol 9 0:1.22.12-7.el9_8.8 ELSA-2026-59152 Aug 24, 2026
gstreamer1-plugins-good · rocky 8 0:1.16.1-7.el8_10.7 RLSA-2026:59179 Aug 25, 2026
gstreamer1-plugins-good · rocky 9 0:1.22.12-7.el9_8.8 RLSA-2026:59152 Aug 25, 2026
gstreamer1-plugins-good-debuginfo · amzn 2023 1.24.10-1.amzn2023.0.8 ALAS2023-2026-2121 Aug 31, 2026
gstreamer1-plugins-good-debugsource · amzn 2023 1.24.10-1.amzn2023.0.8 ALAS2023-2026-2121 Aug 31, 2026
gstreamer1-plugins-good-gtk · RHEL 8 0:1.16.1-7.el8_10.7 RHSA-2026:59179 Aug 28, 2026
gstreamer1-plugins-good-gtk · RHEL 9 0:1.22.12-7.el9_8.8 RHSA-2026:59152 Aug 28, 2026
gstreamer1-plugins-good-gtk · almalinux 10 1.26.7-2.el10_2.7 ALSA-2026:59133 Aug 24, 2026
gstreamer1-plugins-good-gtk · almalinux 8 1.16.1-7.el8_10.7 ALSA-2026:59179 Aug 24, 2026
gstreamer1-plugins-good-gtk · almalinux 9 1.22.12-7.el9_8.8 ALSA-2026:59152 Aug 24, 2026
gstreamer1-plugins-good-gtk · amzn 2023 1.24.10-1.amzn2023.0.8 ALAS2023-2026-2121 Aug 31, 2026
gstreamer1-plugins-good-gtk · ol 8 0:1.16.1-7.el8_10.7 ELSA-2026-59179 Aug 24, 2026
gstreamer1-plugins-good-gtk · ol 9 0:1.22.12-7.el9_8.8 ELSA-2026-59152 Aug 24, 2026
gstreamer1-plugins-good-gtk-debuginfo · amzn 2023 1.24.10-1.amzn2023.0.8 ALAS2023-2026-2121 Aug 31, 2026
gstreamer1.0-gtk3 · Ubuntu 18.04.6 LTS (bionic) 1.14.5-0ubuntu1~18.04.3+esm3 gstreamer1.0-gtk3 1.14.5-0ubuntu1~18.04.3+esm3 Aug 20, 2026
gstreamer1.0-gtk3 · Ubuntu 20.04 LTS (focal) 1.16.3-0ubuntu1.3+esm3 gstreamer1.0-gtk3 1.16.3-0ubuntu1.3+esm3 Aug 20, 2026
gstreamer1.0-gtk3 · Ubuntu 22.04.1 LTS (jammy) 1.20.3-0ubuntu1.9 gstreamer1.0-gtk3 1.20.3-0ubuntu1.9 Aug 20, 2026
gstreamer1.0-gtk3 · Ubuntu 24.04.5 LTS (noble) 1.24.2-1ubuntu1.7 gstreamer1.0-gtk3 1.24.2-1ubuntu1.7 Aug 20, 2026
gstreamer1.0-gtk3 · Ubuntu 26.04.1 LTS (resolute) 1.28.2-2ubuntu0.3 gstreamer1.0-gtk3 1.28.2-2ubuntu0.3 Aug 20, 2026
gstreamer1.0-plugins-good · Ubuntu 18.04.6 LTS (bionic) 1.14.5-0ubuntu1~18.04.3+esm3 gstreamer1.0-plugins-good 1.14.5-0ubuntu1~18.04.3+esm3 Aug 20, 2026
gstreamer1.0-plugins-good · Ubuntu 20.04 LTS (focal) 1.16.3-0ubuntu1.3+esm3 gstreamer1.0-plugins-good 1.16.3-0ubuntu1.3+esm3 Aug 20, 2026
gstreamer1.0-plugins-good · Ubuntu 22.04.1 LTS (jammy) 1.20.3-0ubuntu1.9 gstreamer1.0-plugins-good 1.20.3-0ubuntu1.9 Aug 20, 2026
gstreamer1.0-plugins-good · Ubuntu 24.04.5 LTS (noble) 1.24.2-1ubuntu1.7 gstreamer1.0-plugins-good 1.24.2-1ubuntu1.7 Aug 20, 2026
gstreamer1.0-plugins-good · Ubuntu 26.04.1 LTS (resolute) 1.28.2-2ubuntu0.3 gstreamer1.0-plugins-good 1.28.2-2ubuntu0.3 Aug 20, 2026
gstreamer1.0-pulseaudio · Ubuntu 18.04.6 LTS (bionic) 1.14.5-0ubuntu1~18.04.3+esm3 gstreamer1.0-pulseaudio 1.14.5-0ubuntu1~18.04.3+esm3 Aug 20, 2026
gstreamer1.0-pulseaudio · Ubuntu 20.04 LTS (focal) 1.16.3-0ubuntu1.3+esm3 gstreamer1.0-pulseaudio 1.16.3-0ubuntu1.3+esm3 Aug 20, 2026
gstreamer1.0-pulseaudio · Ubuntu 22.04.1 LTS (jammy) 1.20.3-0ubuntu1.9 gstreamer1.0-pulseaudio 1.20.3-0ubuntu1.9 Aug 20, 2026
gstreamer1.0-pulseaudio · Ubuntu 24.04.5 LTS (noble) 1.24.2-1ubuntu1.7 gstreamer1.0-pulseaudio 1.24.2-1ubuntu1.7 Aug 20, 2026
gstreamer1.0-pulseaudio · Ubuntu 26.04.1 LTS (resolute) 1.28.2-2ubuntu0.3 gstreamer1.0-pulseaudio 1.28.2-2ubuntu0.3 Aug 20, 2026
gstreamer1.0-qt5 · Ubuntu 18.04.6 LTS (bionic) 1.14.5-0ubuntu1~18.04.3+esm3 gstreamer1.0-qt5 1.14.5-0ubuntu1~18.04.3+esm3 Aug 20, 2026
gstreamer1.0-qt5 · Ubuntu 20.04 LTS (focal) 1.16.3-0ubuntu1.3+esm3 gstreamer1.0-qt5 1.16.3-0ubuntu1.3+esm3 Aug 20, 2026
gstreamer1.0-qt5 · Ubuntu 22.04.1 LTS (jammy) 1.20.3-0ubuntu1.9 gstreamer1.0-qt5 1.20.3-0ubuntu1.9 Aug 20, 2026
gstreamer1.0-qt5 · Ubuntu 24.04.5 LTS (noble) 1.24.2-1ubuntu1.7 gstreamer1.0-qt5 1.24.2-1ubuntu1.7 Aug 20, 2026
gstreamer1.0-qt5 · Ubuntu 26.04.1 LTS (resolute) 1.28.2-2ubuntu0.3 gstreamer1.0-qt5 1.28.2-2ubuntu0.3 Aug 20, 2026
gstreamer1.0-qt6 · Ubuntu 24.04.5 LTS (noble) 1.24.2-1ubuntu1.7 gstreamer1.0-qt6 1.24.2-1ubuntu1.7 Aug 20, 2026
gstreamer1.0-qt6 · Ubuntu 26.04.1 LTS (resolute) 1.28.2-2ubuntu0.3 gstreamer1.0-qt6 1.28.2-2ubuntu0.3 Aug 20, 2026
libgstreamer-plugins-good1.0-0 · Ubuntu 18.04.6 LTS (bionic) 1.14.5-0ubuntu1~18.04.3+esm3 libgstreamer-plugins-good1.0-0 1.14.5-0ubuntu1~18.04.3+esm3 Aug 20, 2026
libgstreamer-plugins-good1.0-0 · Ubuntu 20.04 LTS (focal) 1.16.3-0ubuntu1.3+esm3 libgstreamer-plugins-good1.0-0 1.16.3-0ubuntu1.3+esm3 Aug 20, 2026
libgstreamer-plugins-good1.0-0 · Ubuntu 22.04.1 LTS (jammy) 1.20.3-0ubuntu1.9 libgstreamer-plugins-good1.0-0 1.20.3-0ubuntu1.9 Aug 20, 2026
libgstreamer-plugins-good1.0-0 · Ubuntu 24.04.5 LTS (noble) 1.24.2-1ubuntu1.7 libgstreamer-plugins-good1.0-0 1.24.2-1ubuntu1.7 Aug 20, 2026
mingw-gstreamer1-plugins-base · Fedora 43 1.26.11-2.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw-gstreamer1-plugins-good · Fedora 43 1.26.11-3.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw32-gstreamer1-plugins-base · Fedora 43 1.26.11-2.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw32-gstreamer1-plugins-base-debuginfo · Fedora 43 1.26.11-2.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw32-gstreamer1-plugins-good · Fedora 43 1.26.11-3.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw32-gstreamer1-plugins-good-debuginfo · Fedora 43 1.26.11-3.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw64-gstreamer1-plugins-base · Fedora 43 1.26.11-2.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw64-gstreamer1-plugins-base-debuginfo · Fedora 43 1.26.11-2.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw64-gstreamer1-plugins-good · Fedora 43 1.26.11-3.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026
mingw64-gstreamer1-plugins-good-debuginfo · Fedora 43 1.26.11-3.fc43 FEDORA-2026-BCFA11CD3B Aug 25, 2026

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