USN-8798-1 (UBUNTU-CVE-2026-18295)
Vulnerability from osv_ubuntu – Published: 2026-09-21 18:32 – Updated: 2026-09-21 18:32 – Source websiteIt was discovered that GStreamer Good Plugins incorrectly parsed certain MRF files. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2026-18295, CVE-2026-18296)
It was discovered that GStreamer Good Plugins incorrectly parsed certain PNG files. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2026-18298)
DongHyeon Hwang discovered that GStreamer Good Plugins incorrectly handled certain RTP packets. A remote attacker could possibly use this issue to execute arbitrary code. (CVE-2026-18299)
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2026-18295",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
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}
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},
{
"id": "CVE-2026-18296",
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{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
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},
{
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}
]
},
{
"id": "CVE-2026-18298",
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{
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},
{
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"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18299",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
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}
]
}
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}
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}
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"1.7.90-1ubuntu1",
"1.7.91-1ubuntu1",
"1.8.0-1ubuntu1",
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{
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{
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},
{
"id": "CVE-2026-18298",
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"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18299",
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{
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{
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}
},
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{
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"name": "gst-plugins-good1.0",
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"1.14.4-1ubuntu1~ubuntu18.04.1",
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{
"database_specific": {
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{
"id": "CVE-2026-18296",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18298",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18299",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:Pro:20.04:LTS"
}
},
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "gstreamer1.0-gtk3",
"binary_version": "1.16.3-0ubuntu1.3+esm3"
},
{
"binary_name": "gstreamer1.0-plugins-good",
"binary_version": "1.16.3-0ubuntu1.3+esm3"
},
{
"binary_name": "gstreamer1.0-pulseaudio",
"binary_version": "1.16.3-0ubuntu1.3+esm3"
},
{
"binary_name": "gstreamer1.0-qt5",
"binary_version": "1.16.3-0ubuntu1.3+esm3"
},
{
"binary_name": "libgstreamer-plugins-good1.0-0",
"binary_version": "1.16.3-0ubuntu1.3+esm3"
}
]
},
"package": {
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"name": "gst-plugins-good1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-good1.0@1.16.3-0ubuntu1.3+esm3?arch=source\u0026distro=esm-infra/focal"
},
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{
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{
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},
{
"id": "CVE-2026-18298",
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{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18299",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
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],
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}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
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"binary_version": "1.20.3-0ubuntu1.9"
},
{
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"binary_version": "1.20.3-0ubuntu1.9"
},
{
"binary_name": "gstreamer1.0-pulseaudio",
"binary_version": "1.20.3-0ubuntu1.9"
},
{
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"binary_version": "1.20.3-0ubuntu1.9"
},
{
"binary_name": "libgstreamer-plugins-good1.0-0",
"binary_version": "1.20.3-0ubuntu1.9"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "gst-plugins-good1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-good1.0@1.20.3-0ubuntu1.9?arch=source\u0026distro=jammy"
},
"ranges": [
{
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},
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],
"versions": [
"1.18.5-1ubuntu2",
"1.18.5-1ubuntu3",
"1.20.0-2ubuntu1",
"1.20.1-1ubuntu1",
"1.20.3-0ubuntu1",
"1.20.3-0ubuntu1.1",
"1.20.3-0ubuntu1.3",
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"1.20.3-0ubuntu1.5",
"1.20.3-0ubuntu1.6",
"1.20.3-0ubuntu1.7",
"1.20.3-0ubuntu1.8"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
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"id": "CVE-2026-18295",
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{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18296",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18298",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18299",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:24.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "gstreamer1.0-gtk3",
"binary_version": "1.24.2-1ubuntu1.7"
},
{
"binary_name": "gstreamer1.0-plugins-good",
"binary_version": "1.24.2-1ubuntu1.7"
},
{
"binary_name": "gstreamer1.0-pulseaudio",
"binary_version": "1.24.2-1ubuntu1.7"
},
{
"binary_name": "gstreamer1.0-qt5",
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},
{
"binary_name": "gstreamer1.0-qt6",
"binary_version": "1.24.2-1ubuntu1.7"
},
{
"binary_name": "libgstreamer-plugins-good1.0-0",
"binary_version": "1.24.2-1ubuntu1.7"
}
]
},
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"ecosystem": "Ubuntu:24.04:LTS",
"name": "gst-plugins-good1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-good1.0@1.24.2-1ubuntu1.7?arch=source\u0026distro=noble"
},
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{
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"id": "CVE-2026-18295",
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{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18296",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18298",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2026-18299",
"severity": [
{
"score": "CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:26.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "gstreamer1.0-gtk3",
"binary_version": "1.28.2-2ubuntu0.3"
},
{
"binary_name": "gstreamer1.0-plugins-good",
"binary_version": "1.28.2-2ubuntu0.3"
},
{
"binary_name": "gstreamer1.0-pulseaudio",
"binary_version": "1.28.2-2ubuntu0.3"
},
{
"binary_name": "gstreamer1.0-qt5",
"binary_version": "1.28.2-2ubuntu0.3"
},
{
"binary_name": "gstreamer1.0-qt6",
"binary_version": "1.28.2-2ubuntu0.3"
}
]
},
"package": {
"ecosystem": "Ubuntu:26.04:LTS",
"name": "gst-plugins-good1.0",
"purl": "pkg:deb/ubuntu/gst-plugins-good1.0@1.28.2-2ubuntu0.3?arch=source\u0026distro=resolute"
},
"ranges": [
{
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"introduced": "0"
},
{
"fixed": "1.28.2-2ubuntu0.3"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"1.26.5-1ubuntu2",
"1.27.2-1ubuntu1",
"1.27.90-1ubuntu1",
"1.28.0-1ubuntu1",
"1.28.0-1ubuntu3",
"1.28.1-1ubuntu1",
"1.28.2-2",
"1.28.2-2ubuntu0.1",
"1.28.2-2ubuntu0.2"
]
}
],
"aliases": [],
"details": "It was discovered that GStreamer Good Plugins incorrectly parsed certain\nMRF files. A remote attacker could possibly use this issue to execute\narbitrary code. (CVE-2026-18295, CVE-2026-18296)\n\nIt was discovered that GStreamer Good Plugins incorrectly parsed certain\nPNG files. A remote attacker could possibly use this issue to execute\narbitrary code. (CVE-2026-18298)\n\nDongHyeon Hwang discovered that GStreamer Good Plugins incorrectly\nhandled certain RTP packets. A remote attacker could possibly use this\nissue to execute arbitrary code. (CVE-2026-18299)",
"id": "USN-8798-1",
"modified": "2026-09-21T18:32:49Z",
"published": "2026-09-21T18:32:49Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8798-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-18295"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-18296"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-18298"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-18299"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "gst-plugins-good1.0 vulnerabilities",
"upstream": [
"UBUNTU-CVE-2026-18295",
"UBUNTU-CVE-2026-18296",
"UBUNTU-CVE-2026-18298",
"UBUNTU-CVE-2026-18299"
]
}
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
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- Confirmed: The vulnerability has been validated from an analyst's perspective.
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- 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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