Bug 2521068 - CVE-2026-18299 gstreamer1: GStreamer: Remote Code Execution via Use-After-Free in rtpsbcdepay [fedora-all]
Summary: CVE-2026-18299 gstreamer1: GStreamer: Remote Code Execution via Use-After-Fre...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: gstreamer1
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: Wim Taymans
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["780bb411-0142-4df8-a6ef-9...
Depends On:
Blocks: CVE-2026-18299
TreeView+ depends on / blocked
 
Reported: 2026-08-21 17:57 UTC by Vladimir Vasilev
Modified: 2026-08-21 17:57 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:


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Description Vladimir Vasilev 2026-08-21 17:57:24 UTC
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

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.


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