Heap-based Buffer Overflow Affecting gstreamer1-plugins-bad-free package, versions <0:1.10.4-4.0.3.el7_9


Severity

Recommended
0.0
high
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.64% (47th percentile)

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  • Snyk IDSNYK-ORACLE7-GSTREAMER1PLUGINSBADFREE-18616242
  • published11 Aug 2026
  • disclosed15 Jun 2026

Introduced: 15 Jun 2026

CVE-2026-52720  (opens in a new tab)
CWE-122  (opens in a new tab)

How to fix?

Upgrade Oracle:7 gstreamer1-plugins-bad-free to version 0:1.10.4-4.0.3.el7_9 or higher.
This issue was patched in ELSA-2026-47176.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gstreamer1-plugins-bad-free package and not the gstreamer1-plugins-bad-free package as distributed by Oracle. See How to fix? for Oracle:7 relevant fixed versions and status.

A heap buffer overflow vulnerability was found in GStreamer's librfb (RFB/VNC client). The rectangle bounds check incorrectly validates area rather than individual dimensions, allowing a malicious VNC server to send a rectangle that extends beyond the framebuffer. A remote attacker could set up a malicious VNC server and trick a user into connecting, resulting in an out-of-bounds heap write that could lead to code execution or a crash.

CVSS Base Scores

version 3.1