{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73473","assignerOrgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","state":"PUBLISHED","assignerShortName":"redhat","dateReserved":"2026-08-12T16:53:47.493Z","datePublished":"2026-11-06T06:32:22.598Z","dateUpdated":"2026-11-06T06:32:22.598Z"},"containers":{"cna":{"title":"Gstreamer1-plugins-good: gstreamer: missing subindex entry count validation in avidemux leading to denial of service","metrics":[{"other":{"content":{"value":"Moderate","namespace":"https://access.redhat.com/security/updates/classification/"},"type":"Red Hat severity rating"}},{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","version":"3.1"},"format":"CVSS"}],"descriptions":[{"lang":"en","value":"A flaw was found in GStreamer gst-plugins-good (avidemux). In the subindex parser, missing validation of the entry count can cause excessive memory allocation and denial of service. Because avidemux is auto-plugged by playbin, decodebin, and gst-discoverer, opening or previewing a crafted AVI is sufficient to trigger the issue. Fixed upstream in gst-plugins-good 1.28.6 (GStreamer-SA-2026-0072)."}],"affected":[{"vendor":"GStreamer","product":"gst-plugins-good","versions":[{"status":"affected","version":"0","lessThan":"1.28.6","versionType":"semver"}],"packageName":"gst-plugins-good","collectionURL":"https://gitlab.freedesktop.org/gstreamer/gst-plugins-good","defaultStatus":"unaffected"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-73473","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2514915","name":"RHBZ#2514915","tags":["issue-tracking","x_refsource_REDHAT"]},{"url":"https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/12231"},{"url":"https://gstreamer.freedesktop.org/security/sa-2026-0072.html"}],"datePublic":"2026-08-05T00:00:00.000Z","problemTypes":[{"descriptions":[{"cweId":"CWE-770","description":"Allocation of Resources Without Limits or Throttling","lang":"en","type":"CWE"}]}],"x_redhatCweChain":"CWE-770: Allocation of Resources Without Limits or Throttling","timeline":[{"lang":"en","time":"2026-08-12T19:36:32.224Z","value":"Reported to Red Hat."},{"lang":"en","time":"2026-08-05T00:00:00.000Z","value":"Made public."}],"credits":[{"lang":"en","value":"Red Hat would like to thank Seonwook Kim for reporting this issue."}],"providerMetadata":{"orgId":"53f830b8-0a3f-465b-8143-3b8a9948e749","shortName":"redhat","dateUpdated":"2026-11-06T06:32:22.598Z"},"x_generator":{"engine":"cvelib 1.8.0"}}}}