Use of Uninitialized Resource Affecting ffmpeg package, versions [0,]
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-CONAN-FFMPEG-20883300
- published13 Oct 2026
- disclosed8 Oct 2026
- creditUnknown
Introduced: 8 Oct 2026
NewCVE-2026-107676 (opens in a new tab)How to fix?
A fix was pushed into the master branch but not yet published.
Overview
Affected versions of this package are vulnerable to Use of Uninitialized Resource in the av_dynamic_hdr_plus_to_t35 function when processing HDR10+ metadata. An attacker can access sensitive process memory by supplying crafted Matroska T.35 BlockAdditional or HEVC/AV1 SEI metadata, causing remuxing or transcoding operations to write uninitialized memory into output files.