{"containers": {"cna": {"affected": [{"product": "FFMPEG", "vendor": "FFMPEG", "versions": [{"lessThan": "unspecified", "status": "affected", "version": "5.1", "versionType": "custom"}, {"lessThan": "unspecified", "status": "affected", "version": "ab77b878f1205225c6de1370fb0e998dbcc8bc69", "versionType": "custom"}, {"lessThan": "c953baa084607dd1d84c3bfcce3cf6a87c3e6e05", "status": "affected", "version": "unspecified", "versionType": "custom"}]}], "datePublic": "2022-08-27T00:00:00", "descriptions": [{"lang": "en", "value": "A heap out-of-bounds memory write exists in FFMPEG since version 5.1. The size calculation in `build_open_gop_key_points()` goes through all entries in the loop and adds `sc->ctts_data[i].count` to `sc->sample_offsets_count`. This can lead to an integer overflow resulting in a small allocation with `av_calloc()`. An attacker can cause remote code execution via a malicious mp4 file. We recommend upgrading past commit c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}], "problemTypes": [{"descriptions": [{"cweId": "CWE-122", "description": "CWE-122 Heap-based Buffer Overflow", "lang": "en", "type": "CWE"}]}], "providerMetadata": {"dateUpdated": "2022-09-27T15:30:12", "orgId": "14ed7db2-1595-443d-9d34-6215bf890778", "shortName": "Google"}, "references": [{"tags": ["x_refsource_MISC"], "url": "https://github.com/FFmpeg/FFmpeg/commit/c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}], "source": {"discovery": "INTERNAL"}, "title": "Heap-memory write in FFMPEG", "x_generator": {"engine": "Vulnogram 0.0.9"}, "x_legacyV4Record": {"CVE_data_meta": {"ASSIGNER": "security@google.com", "DATE_PUBLIC": "2022-08-27T22:00:00.000Z", "ID": "CVE-2022-2566", "STATE": "PUBLIC", "TITLE": "Heap-memory write in FFMPEG"}, "affects": {"vendor": {"vendor_data": [{"product": {"product_data": [{"product_name": "FFMPEG", "version": {"version_data": [{"version_affected": ">=", "version_value": "5.1"}, {"version_affected": ">=", "version_value": "ab77b878f1205225c6de1370fb0e998dbcc8bc69"}, {"version_affected": "<", "version_value": "c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}]}}]}, "vendor_name": "FFMPEG"}]}}, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": {"description_data": [{"lang": "eng", "value": "A heap out-of-bounds memory write exists in FFMPEG since version 5.1. The size calculation in `build_open_gop_key_points()` goes through all entries in the loop and adds `sc->ctts_data[i].count` to `sc->sample_offsets_count`. This can lead to an integer overflow resulting in a small allocation with `av_calloc()`. An attacker can cause remote code execution via a malicious mp4 file. We recommend upgrading past commit c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}]}, "generator": {"engine": "Vulnogram 0.0.9"}, "impact": {"cvss": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}}, "problemtype": {"problemtype_data": [{"description": [{"lang": "eng", "value": "CWE-122 Heap-based Buffer Overflow"}]}]}, "references": {"reference_data": [{"name": "https://github.com/FFmpeg/FFmpeg/commit/c953baa084607dd1d84c3bfcce3cf6a87c3e6e05", "refsource": "MISC", "url": "https://github.com/FFmpeg/FFmpeg/commit/c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}]}, "source": {"discovery": "INTERNAL"}}}}, "cveMetadata": {"assignerOrgId": "14ed7db2-1595-443d-9d34-6215bf890778", "assignerShortName": "Google", "cveId": "CVE-2022-2566", "datePublished": "2022-08-27T00:00:00", "dateReserved": "2022-07-28T00:00:00", "dateUpdated": "2022-09-27T15:30:12", "state": "PUBLISHED"}, "dataType": "CVE_RECORD", "dataVersion": "5.0"}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:ffmpeg:ffmpeg:5.1:*:*:*:*:*:*:*", "matchCriteriaId": "B9105334-E041-4B8A-8EF2-79FBC94391F1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "descriptions": [{"lang": "en", "value": "A heap out-of-bounds memory write exists in FFMPEG since version 5.1. The size calculation in `build_open_gop_key_points()` goes through all entries in the loop and adds `sc->ctts_data[i].count` to `sc->sample_offsets_count`. This can lead to an integer overflow resulting in a small allocation with `av_calloc()`. An attacker can cause remote code execution via a malicious mp4 file. We recommend upgrading past commit c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}, {"lang": "es", "value": "Existe una escritura de memoria fuera de los l\u00edmites del mont\u00f3n en FFMPEG desde la versi\u00f3n 5.1. El c\u00e1lculo del tama\u00f1o en `build_open_gop_key_points()` recorre todas las entradas del bucle y a\u00f1ade `sc-&gt;ctts_data[i].count` a `sc-&gt;sample_offsets_count`. Esto puede conducir a un desbordamiento de enteros que resulta en una peque\u00f1a asignaci\u00f3n con `av_calloc()`. Un atacante puede provocar la ejecuci\u00f3n remota de c\u00f3digo a trav\u00e9s de un archivo mp4 malicioso. Recomendamos actualizar el commit c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}], "id": "CVE-2022-2566", "lastModified": "2023-06-27T20:44:29.407", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "nvd@nist.gov", "type": "Primary"}, {"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.0, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 6.0, "source": "cve-coordination@google.com", "type": "Secondary"}]}, "published": "2022-09-23T12:15:10.103", "references": [{"source": "cve-coordination@google.com", "tags": ["Patch", "Third Party Advisory"], "url": "https://github.com/FFmpeg/FFmpeg/commit/c953baa084607dd1d84c3bfcce3cf6a87c3e6e05"}], "sourceIdentifier": "cve-coordination@google.com", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-190"}], "source": "nvd@nist.gov", "type": "Primary"}, {"description": [{"lang": "en", "value": "CWE-122"}], "source": "cve-coordination@google.com", "type": "Secondary"}]}

{}