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CVE-2026-17072

Gstreamer1-plugins-good: gst-plugins-good: 4-byte heap over-read in gst_matroska_parse_flac_stream_headers when parsing flac codec data in matroska containers

Published
Last modified
published
Not listed in CISA KEV
None on Exploit-DB, Metasploit or GitHub
  • Exploitation: none
  • Automatable: no
  • Technical impact: partial

Summary

A flaw was found in GStreamer's gst-plugins-good. A heap-based out-of-bounds read of 4 bytes can occur when parsing FLAC audio stream headers embedded in a Matroska or WebM container file. The vulnerability is triggered by a boundary check that does not account for the full size of the data being copied, allowing a small read past the end of the allocated buffer. An attacker could exploit this by crafting a malicious Matroska or WebM file and tricking a user into opening it, potentially leaking a small amount of adjacent heap memory.

Timeline

  1. CVE published
  2. CISA SSVC assessment

    Exploitation: none · Automatable: no · Technical impact: partial

  3. Record last updated

Affected versions

  • gstreamer1-plugins-good

    Version range not reported

  • gstreamer-plugins-good

    Version range not reported

  • gstreamer1-plugins-good

    Version range not reported

  • gstreamer-plugins-good

    Version range not reported

  • gstreamer1-plugins-good

    Version range not reported

  • gstreamer1-plugins-good

    Version range not reported

References 3

access.redhat.com

bugzilla.redhat.com

gitlab.freedesktop.org