Medium
Security advisory
FFmpeg before commit 5aba5b89d0b1d73164d3b81764828bb8b20ff32a contains an out of array read vulnerability in ASF_F format demuxer that can result in heap memory reading. This attack appear to be exploitable via specially crafted ASF file that has to provided as input. This vulnerability appears to have been fixed in 5aba5b89d0b1d73164d3b81764828bb8b20ff32a and later.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2018-1999015
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 1 Nov 2026, 09:19 UTC · Revision 1
Source evidence
FFmpeg before commit 5aba5b89d0b1d73164d3b81764828bb8b20ff32a contains an out of array read vulnerability in ASF_F format demuxer that can result in heap memory reading. This attack appear to be exploitable via specially crafted ASF file that has to provided as input. This vulnerability appears to have been fixed in 5aba5b89d0b1d73164d3b81764828bb8b20ff32a and later.
osv:CVE-2018-1999015
Complete source record
{
"id": "3a191b5587d11f51712dd8dead7729115071e61995ad2485cb5905e72b4d7e23",
"url": "https://osv.dev/vulnerability/CVE-2018-1999015",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2018-1999015",
"summary": "FFmpeg before commit 5aba5b89d0b1d73164d3b81764828bb8b20ff32a contains an out of array read vulnerability in ASF_F format demuxer that can result in heap memory reading. This attack appear to be exploitable via specially crafted ASF file that has to provided as input. This vulnerability appears to have been fixed in 5aba5b89d0b1d73164d3b81764828bb8b20ff32a and later.",
"evidence": "osv:CVE-2018-1999015",
"products": [],
"severity": "medium",
"structured": {
"id": "CVE-2018-1999015",
"aliases": [
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],
"metrics": [
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"type": "CVSS_V3",
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"
}
],
"affected": [
{
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{
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}
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{
"ranges": [
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{
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{
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}
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"database_specific": {
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"range": [
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{
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],
"source": "CPE_RANGE"
},
{
"range": [
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"source": "REFERENCES_COMMIT"
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"versions": [
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"n1.1-dev",
"n0.12-dev",
"n0.11-dev",
"n0.8",
"N"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-1999015.json",
"vanir_signatures": [
{
"id": "CVE-2018-1999015-92a5c5bd",
"digest": {
"threshold": 0.9,
"line_hashes": [
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"source": "https://github.com/ffmpeg/ffmpeg/commit/5aba5b89d0b1d73164d3b81764828bb8b20ff32a",
"target": {
"file": "libavcodec/mpeg4videodec.c"
},
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"signature_type": "Line",
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{
"id": "CVE-2018-1999015-bb146ed3",
"digest": {
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"function_hash": "45605205248145989315643699658242339922"
},
"source": "https://github.com/ffmpeg/ffmpeg/commit/5aba5b89d0b1d73164d3b81764828bb8b20ff32a",
"target": {
"file": "libavcodec/mpeg4videodec.c",
"function": "read_quant_matrix_ext"
},
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"signature_type": "Function",
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],
"vanir_signatures_modified": "2026-10-24T14:12:17Z"
}
}
],
"modified": "2026-10-24T14:12:17.027211959Z",
"provider": "osv",
"references": [
"https://github.com/FFmpeg/FFmpeg/commit/5aba5b89d0b1d73164d3b81764828bb8b20ff32a"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2018-1999015",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 443381,
"published_at": "2018-07-23T15:29:00.503+00:00"
}