USN-8855-1 (UBUNTU-CVE-2026-19387)
Vulnerability from osv_ubuntu – Published: 2026-09-30 16:05 – Updated: 2026-09-30 16:05 – Source website
VLAI
Summary
gst-plugins-bad1.0 vulnerability
Details
It was discovered that GStreamer Bad Plugins incorrectly validated the size of multi-channel audio blocks. An attacker could possibly use this issue with a specially crafted WAV file to cause the program to crash, resulting in a denial of service, or possibly execute arbitrary code.
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:14.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gstreamer1.0-hybris",
"binary_version": "1.2.4-1~ubuntu1.1+esm1"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.2.4-1~ubuntu1.1+esm1"
},
{
"binary_name": "gstreamer1.0-plugins-bad-faad",
"binary_version": "1.2.4-1~ubuntu1.1+esm1"
},
{
"binary_name": "gstreamer1.0-plugins-bad-videoparsers",
"binary_version": "1.2.4-1~ubuntu1.1+esm1"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.2.4-1~ubuntu1.1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.2.4-1~ubuntu1.1+esm1?arch=source\u0026distro=esm-infra-legacy/trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.2.4-1~ubuntu1.1+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.2.0-3ubuntu5",
"1.2.1-1ubuntu1",
"1.2.1-1ubuntu2",
"1.2.2-1ubuntu1",
"1.2.2-1ubuntu2",
"1.2.2-1ubuntu4",
"1.2.3-1ubuntu1",
"1.2.3-1ubuntu2",
"1.2.4-1~ubuntu1",
"1.2.4-1~ubuntu1.1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:16.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gir1.2-gst-plugins-bad-1.0",
"binary_version": "1.8.3-1ubuntu0.2+esm2"
},
{
"binary_name": "gstreamer1.0-hybris",
"binary_version": "1.8.3-1ubuntu0.2+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.8.3-1ubuntu0.2+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad-faad",
"binary_version": "1.8.3-1ubuntu0.2+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad-videoparsers",
"binary_version": "1.8.3-1ubuntu0.2+esm2"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.8.3-1ubuntu0.2+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.8.3-1ubuntu0.2+esm2?arch=source\u0026distro=esm-apps-legacy/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.8.3-1ubuntu0.2+esm2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.6.0-1ubuntu1",
"1.6.1-1ubuntu1",
"1.6.2-1ubuntu1",
"1.7.1-1ubuntu1",
"1.7.1-1ubuntu3",
"1.7.1-1ubuntu4",
"1.7.2-1ubuntu1",
"1.7.90-1ubuntu2",
"1.7.91-1ubuntu1",
"1.8.0-1ubuntu1",
"1.8.1-1ubuntu0.1",
"1.8.2-1ubuntu0.1",
"1.8.2-1ubuntu0.2",
"1.8.3-1ubuntu0.2",
"1.8.3-1ubuntu0.2+esm1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:18.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gir1.2-gst-plugins-bad-1.0",
"binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
},
{
"binary_name": "gstreamer1.0-opencv",
"binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
},
{
"binary_name": "libgstreamer-opencv1.0-0",
"binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.14.5-0ubuntu1~18.04.1+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.14.5-0ubuntu1~18.04.1+esm2?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.14.5-0ubuntu1~18.04.1+esm2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.12.3-1ubuntu1",
"1.12.3-1ubuntu2",
"1.12.3-2ubuntu1",
"1.12.4-2ubuntu1",
"1.12.4-2ubuntu2",
"1.13.1-1ubuntu1",
"1.13.91-1ubuntu1",
"1.14.0-1ubuntu1",
"1.14.1-1ubuntu1~ubuntu18.04.1",
"1.14.4-1ubuntu1~ubuntu18.04.1",
"1.14.5-0ubuntu1~18.04.1",
"1.14.5-0ubuntu1~18.04.1+esm1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gir1.2-gst-plugins-bad-1.0",
"binary_version": "1.16.3-0ubuntu1.1+esm2"
},
{
"binary_name": "gstreamer1.0-opencv",
"binary_version": "1.16.3-0ubuntu1.1+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.16.3-0ubuntu1.1+esm2"
},
{
"binary_name": "libgstreamer-opencv1.0-0",
"binary_version": "1.16.3-0ubuntu1.1+esm2"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.16.3-0ubuntu1.1+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.16.3-0ubuntu1.1+esm2?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.16.3-0ubuntu1.1+esm2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.16.1-1ubuntu1",
"1.16.1-1ubuntu3",
"1.16.1-1ubuntu4",
"1.16.1-1ubuntu5",
"1.16.1-1ubuntu6",
"1.16.1-1ubuntu8",
"1.16.2-1ubuntu1",
"1.16.2-1ubuntu2",
"1.16.2-2ubuntu1",
"1.16.2-2.1ubuntu1",
"1.16.3-0ubuntu1",
"1.16.3-0ubuntu1.1",
"1.16.3-0ubuntu1.1+esm1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gir1.2-gst-plugins-bad-1.0",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
},
{
"binary_name": "gstreamer1.0-opencv",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
},
{
"binary_name": "gstreamer1.0-plugins-bad-apps",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
},
{
"binary_name": "gstreamer1.0-wpe",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
},
{
"binary_name": "libgstreamer-opencv1.0-0",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.20.3-0ubuntu1.1+esm3"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:22.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.20.3-0ubuntu1.1+esm3?arch=source\u0026distro=esm-apps/jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.20.3-0ubuntu1.1+esm3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.18.5-1ubuntu1",
"1.18.5-1ubuntu3",
"1.20.0-2ubuntu2",
"1.20.1-1ubuntu2",
"1.20.3-0ubuntu1",
"1.20.3-0ubuntu1.1",
"1.20.3-0ubuntu1.1+esm2"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:24.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gir1.2-gst-plugins-bad-1.0",
"binary_version": "1.24.2-1ubuntu4+esm2"
},
{
"binary_name": "gstreamer1.0-opencv",
"binary_version": "1.24.2-1ubuntu4+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.24.2-1ubuntu4+esm2"
},
{
"binary_name": "gstreamer1.0-plugins-bad-apps",
"binary_version": "1.24.2-1ubuntu4+esm2"
},
{
"binary_name": "libgstreamer-opencv1.0-0",
"binary_version": "1.24.2-1ubuntu4+esm2"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.24.2-1ubuntu4+esm2"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:24.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.24.2-1ubuntu4+esm2?arch=source\u0026distro=esm-apps/noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.24.2-1ubuntu4+esm2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.22.4-1ubuntu1",
"1.22.4-1ubuntu2",
"1.22.4-1ubuntu4",
"1.22.9-2ubuntu1",
"1.24.0-1ubuntu3",
"1.24.0-1ubuntu4",
"1.24.2-1ubuntu4",
"1.24.2-1ubuntu4+esm1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-19387",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:26.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "gir1.2-gst-plugins-bad-1.0",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "gir1.2-gst-plugins-extra-1.0",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "gstreamer1.0-opencv",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "gstreamer1.0-plugins-bad",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "gstreamer1.0-plugins-bad-apps",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "gstreamer1.0-plugins-extra",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "libgstreamer-opencv1.0-0",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "libgstreamer-plugins-bad1.0-0",
"binary_version": "1.28.2-1ubuntu1.2"
},
{
"binary_name": "libgstreamer-plugins-extra1.0-0",
"binary_version": "1.28.2-1ubuntu1.2"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "gst-plugins-bad1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-bad1.0@1.28.2-1ubuntu1.2?arch=source\u0026distro=resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "1.28.2-1ubuntu1.2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.26.5-1ubuntu2",
"1.27.2-1ubuntu1",
"1.27.90-1ubuntu2",
"1.28.0-1ubuntu2",
"1.28.1-2ubuntu2",
"1.28.1-2ubuntu3",
"1.28.2-1ubuntu1",
"1.28.2-1ubuntu1.1"
]
}
],
"aliases": [],
"details": "It was discovered that GStreamer Bad Plugins incorrectly validated the size\nof multi-channel audio blocks. An attacker could possibly use this issue\nwith a specially crafted WAV file to cause the program to crash, resulting\nin a denial of service, or possibly execute arbitrary code.",
"id": "USN-8855-1",
"modified": "2026-09-30T16:05:01Z",
"published": "2026-09-30T16:05:01Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8855-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-19387"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "gst-plugins-bad1.0 vulnerability",
"upstream": [
"UBUNTU-CVE-2026-19387"
]
}
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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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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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