ubuntu-cve-2026-30997
Vulnerability from osv_ubuntu
Published
2026-04-13 15:17
Modified
2026-06-24 17:50
Summary
Details
An out-of-bounds read in the read_global_param() function (libavcodec/av1dec.c) of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.
Severity
7.5 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
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{
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},
{
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{
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},
{
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},
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{
"binary_name": "libpostproc58",
"binary_version": "7:7.1.1-1ubuntu4.2"
},
{
"binary_name": "libswresample5",
"binary_version": "7:7.1.1-1ubuntu4.2"
},
{
"binary_name": "libswscale8",
"binary_version": "7:7.1.1-1ubuntu4.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "ffmpeg",
"purl": "pkg:deb/ubuntu/ffmpeg@7:7.1.1-1ubuntu4.2?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7:7.1.1-1ubuntu1",
"7:7.1.1-1ubuntu2",
"7:7.1.1-1ubuntu3",
"7:7.1.1-1ubuntu4",
"7:7.1.1-1ubuntu4.1",
"7:7.1.1-1ubuntu4.2"
]
},
{
"ecosystem_specific": {
"binaries": [
{
"binary_name": "ffmpeg",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavcodec-extra",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavcodec-extra62",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavcodec62",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavdevice62",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavfilter-extra",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavfilter-extra11",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavfilter11",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavformat-extra",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavformat-extra62",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavformat62",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libavutil60",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libswresample6",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
},
{
"binary_name": "libswscale9",
"binary_version": "7:8.0.1-3ubuntu2+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:26.04:LTS",
"name": "ffmpeg",
"purl": "pkg:deb/ubuntu/ffmpeg@7:8.0.1-3ubuntu2+esm1?arch=source\u0026distro=esm-apps/resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7:7.1.1-1ubuntu4",
"7:7.1.2-1ubuntu3",
"7:7.1.2-1ubuntu4",
"7:7.1.3-1ubuntu1",
"7:8.0.1-2ubuntu1",
"7:8.0.1-3ubuntu1",
"7:8.0.1-3ubuntu2",
"7:8.0.1-3ubuntu2+esm1"
]
}
],
"aliases": [],
"details": "An out-of-bounds read in the read_global_param() function (libavcodec/av1dec.c) of FFmpeg v8.0.1 allows attackers to cause a Denial of Service (DoS) via a crafted input.",
"id": "UBUNTU-CVE-2026-30997",
"modified": "2026-06-24T17:50:56Z",
"published": "2026-04-13T15:17:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-30997"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-30997"
},
{
"type": "REPORT",
"url": "https://excellent-oatmeal-319.notion.site/CVE-2026-30997-Out-of-Bounds-Access-a7929817b9794568b2f7774397c7d65f"
},
{
"type": "REPORT",
"url": "https://github.com/FFmpeg/FFmpeg"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-30997"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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