ubuntu-cve-2019-11023
Vulnerability from osv_ubuntu
Published
2019-04-08 23:29
Modified
2026-04-22 07:38
Summary
Details
The agroot() function in cgraph\obj.c in libcgraph.a in Graphviz 2.39.20160612.1140 has a NULL pointer dereference, as demonstrated by graphml2gv.
Severity
8.8 (High)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-php5",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-python",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.36.0-0ubuntu3.2+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:14.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.36.0-0ubuntu3.2+esm1?arch=source\u0026distro=trusty/esm"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.36.0-0ubuntu3.2+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.26.3-15ubuntu4",
"2.34.0-0ubuntu4",
"2.34.0-0ubuntu5",
"2.36.0-0ubuntu1",
"2.36.0-0ubuntu2",
"2.36.0-0ubuntu3",
"2.36.0-0ubuntu3.1",
"2.36.0-0ubuntu3.2"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-python",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.38.0-12ubuntu2.1+esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.38.0-12ubuntu2.1+esm1?arch=source\u0026distro=esm-infra/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.38.0-12ubuntu2.1+esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.38.0-10build1",
"2.38.0-11",
"2.38.0-12",
"2.38.0-12build1",
"2.38.0-12ubuntu1",
"2.38.0-12ubuntu2",
"2.38.0-12ubuntu2.1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "graphviz",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libcdt5",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libcgraph6",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-guile",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-lua",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-perl",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-php7",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-ruby",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgv-tcl",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgvc6",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgvc6-plugins-gtk",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libgvpr2",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "liblab-gamut1",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libpathplan4",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "libxdot4",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "python-gv",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
},
{
"binary_name": "python3-gv",
"binary_version": "2.40.1-2ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "graphviz",
"purl": "pkg:deb/ubuntu/graphviz@2.40.1-2ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "2.40.1-2ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"2.38.0-16ubuntu2",
"2.38.0-18ubuntu1",
"2.40.1-0ubuntu5",
"2.40.1-0ubuntu6",
"2.40.1-2"
]
}
],
"aliases": [],
"details": "The agroot() function in cgraph\\obj.c in libcgraph.a in Graphviz 2.39.20160612.1140 has a NULL pointer dereference, as demonstrated by graphml2gv.",
"id": "UBUNTU-CVE-2019-11023",
"modified": "2026-04-22T07:38:57Z",
"published": "2019-04-08T23:29:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2019-11023"
},
{
"type": "REPORT",
"url": "https://research.loginsoft.com/bugs/null-pointer-dereference-in-function-agroot/"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5264-1"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-5971-1"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-11023"
}
],
"related": [
"USN-5264-1",
"USN-5971-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "low",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2019-11023"
]
}
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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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