{"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"}}}}

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