{"dataType": "CVE_RECORD", "cveMetadata": {"state": "PUBLISHED", "cveId": "CVE-2026-38347", "assignerOrgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "assignerShortName": "mitre", "dateUpdated": "2026-08-27T21:22:30.906Z", "dateReserved": "2026-04-06T00:00:00.000Z", "datePublished": "2026-08-27T00:00:00.000Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "8254265b-2729-46b6-b9e3-3dfca2d5bfca", "shortName": "mitre", "dateUpdated": "2026-08-27T21:22:30.906Z"}, "descriptions": [{"lang": "en", "value": "A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git-master commit 722a217 allows attackers to cause a Denial of Service (DoS) via a crafted input."}], "affected": [{"vendor": "n/a", "product": "n/a", "versions": [{"version": "n/a", "status": "affected"}]}], "references": [{"url": "https://trac.ffmpeg.org/ticket/11692"}], "problemTypes": [{"descriptions": [{"type": "text", "lang": "en", "description": "n/a"}]}]}}, "dataVersion": "5.2"}

{}

{"affected": [{"affectedData": [{"product": "n/a", "vendor": "n/a", "versions": [{"status": "affected", "version": "n/a"}]}], "source": "[email protected]"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A heap overflow in the ff_sws_alphablendaway function (libswscale/alphablend.c) of FFmpeg git-master commit 722a217 allows attackers to cause a Denial of Service (DoS) via a crafted input."}], "id": "CVE-2026-38347", "lastModified": "2026-08-28T00:17:27.420", "metrics": {}, "published": "2026-08-28T00:17:27.420", "references": [{"source": "[email protected]", "url": "https://trac.ffmpeg.org/ticket/11692"}], "sourceIdentifier": "[email protected]", "vulnStatus": "Received"}

{"bugzilla": {"description": "ffmpeg: FFmpeg: Heap overflow vulnerability leads to Denial of Service", "id": "2525314", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2525314"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-787", "details": ["A flaw was found in FFmpeg. A heap overflow vulnerability exists in the `ff_sws_alphablendaway` function. This flaw allows attackers to cause a Denial of Service (DoS) by providing a specially crafted input. Successful exploitation could lead to the application becoming unresponsive or crashing."], "mitigation": {"lang": "en:us", "value": "No mitigation is currently available for this flaw."}, "name": "CVE-2026-38347", "package_state": [{"cpe": "cpe:/a:redhat:enterprise_linux_ai:3", "fix_state": "Fix deferred", "package_name": "ffmpeg", "product_name": "Red Hat Enterprise Linux AI (RHEL AI) 3"}, {"cpe": "cpe:/a:redhat:openshift_ai", "fix_state": "Fix deferred", "package_name": "rhoai/odh-vllm-gaudi-rhel9", "product_name": "Red Hat OpenShift AI (RHOAI)"}], "public_date": "2026-08-27T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-38347\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-38347\nhttps://trac.ffmpeg.org/ticket/11692"], "statement": "The ffmpeg package is not shipped in base Red Hat Enterprise Linux. It is available through EPEL, Red Hat Enterprise Linux AI, and as a bundled dependency in Red Hat OpenShift AI container images. The vulnerable code resides in libswscale, which is compiled and shipped in all FFmpeg builds across these products. This is a heap overflow rather than a simple denial of service, which could potentially have higher impact if the overflow is controllable by an attacker.", "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "722a217"}}], "enrichment": {"confidence": 80.0, "confidence_source": "inferred", "scores": [{"score": 80.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "n/a", "source": "cna", "vendor": "n/a"}, "product": "ffmpeg", "vendor": "ffmpeg"}], "created": "2026-08-28T06:00:13.315191+00:00", "updated": "2026-08-28T17:45:04.123593+00:00", "vendors": ["ffmpeg", "ffmpeg$PRODUCT$ffmpeg"]}