CVE-2026-18297
Reported by zdi · Published August 20, 2026
GStreamer OGG File Parsing Stack-based Buffer Overflow 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 OGG files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-29584.
Risk Scores
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| GStreamer | GStreamer | e3d33ecb5765f11c85b5ba739a0f1cf2bea81abe |
| GStreamer | GStreamer | e3d33ecb5765f11c85b5ba739a0f1cf2bea81abe, e3d33ecb5765f11c85b5ba739a0f1cf2bea81abe, e3d33ecb5765f11c85b5ba739a0f1cf2bea81abe |
Timeline
- Jul 29, 2026 CVE Published
- Aug 23, 2026 Security Advisory
- Aug 24, 2026 EPSS Score
- Aug 24, 2026 Distribution Patch
- Aug 24, 2026 Security Advisory
- Aug 25, 2026 EPSS Score
- Aug 26, 2026 Distribution Patch
- Aug 26, 2026 Security Advisory
- Sep 3, 2026 EPSS Score
- Sep 8, 2026 Distribution Patch
- Sep 8, 2026 Distribution Patch
- Sep 9, 2026 EPSS Score
References
- ZDI-26-465 x_research-advisory
- vendor-provided URL vendor-advisory