ubuntu-cve-2019-9720
Vulnerability from osv_ubuntu
Published
2019-09-19 21:15
Modified
2026-05-29 10:24
Summary
Details
A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srt_to_ass in libavcodec/srtdec.c misuses snprintf.
Severity
6.5 (Medium)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
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{
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"binary_version": "1.8.3-1ubuntu0.2"
}
]
},
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},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
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"1.6.0-2",
"1.6.1-1",
"1.6.2-1",
"1.7.1-1",
"1.7.2-1",
"1.7.90-1",
"1.8.0-1",
"1.8.1-1~ubuntu1",
"1.8.2-1~ubuntu1",
"1.8.3-1ubuntu0.1",
"1.8.3-1ubuntu0.2"
]
},
{
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{
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}
]
},
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},
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]
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],
"aliases": [],
"details": "A stack-based buffer overflow in the subtitle decoder in Libav 12.3 allows attackers to corrupt the stack via a crafted video file in Matroska format, because srt_to_ass in libavcodec/srtdec.c misuses snprintf.",
"id": "UBUNTU-CVE-2019-9720",
"modified": "2026-05-29T10:24:39Z",
"published": "2019-09-19T21:15:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2019-9720"
},
{
"type": "REPORT",
"url": "https://github.com/libav/libav/blob/df744e3cf66548c9167ea857104a29d2ea92819e/libavcodec/srtdec.c#L161"
},
{
"type": "REPORT",
"url": "https://lgtm.com/security/"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-9720"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2019-9720"
]
}
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Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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