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vuln-ubuntu/data/osv/usn/USN-4759-1.json
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{
"schema_version": "1.7.0",
"id": "USN-4759-1",
"summary": "glib2.0 vulnerabilities",
"details": "Krzesimir Nowak discovered that GLib incorrectly handled certain large\nbuffers. A remote attacker could use this issue to cause applications\nlinked to GLib to crash, resulting in a denial of service, or possibly\nexecute arbitrary code. (CVE-2021-27218)\n\nKevin Backhouse discovered that GLib incorrectly handled certain memory\nallocations. A remote attacker could use this issue to cause applications\nlinked to GLib to crash, resulting in a denial of service, or possibly\nexecute arbitrary code. (CVE-2021-27219)\n",
"aliases": [],
"upstream": [
"UBUNTU-CVE-2021-27218",
"UBUNTU-CVE-2021-27219"
],
"related": [],
"published": "2021-03-08T18:15:59Z",
"modified": "2026-04-27T14:11:26Z",
"affected": [
{
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "glib2.0",
"purl": "pkg:deb/ubuntu/glib2.0@2.48.2-0ubuntu4.7?arch=source&distro=xenial"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.48.2-0ubuntu4.7"
}
]
}
],
"versions": [
"2.46.1-1",
"2.46.1-2",
"2.47.1-1",
"2.47.3-3",
"2.47.4-1",
"2.47.5-1",
"2.47.6-1",
"2.48.0-1ubuntu3",
"2.48.0-1ubuntu4",
"2.48.1-1~ubuntu16.04.1",
"2.48.2-0ubuntu1",
"2.48.2-0ubuntu3",
"2.48.2-0ubuntu4",
"2.48.2-0ubuntu4.1",
"2.48.2-0ubuntu4.2",
"2.48.2-0ubuntu4.3",
"2.48.2-0ubuntu4.4",
"2.48.2-0ubuntu4.5",
"2.48.2-0ubuntu4.6"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libglib2.0-0",
"binary_version": "2.48.2-0ubuntu4.7"
},
{
"binary_name": "libglib2.0-0-refdbg",
"binary_version": "2.48.2-0ubuntu4.7"
},
{
"binary_name": "libglib2.0-bin",
"binary_version": "2.48.2-0ubuntu4.7"
},
{
"binary_name": "libglib2.0-data",
"binary_version": "2.48.2-0ubuntu4.7"
},
{
"binary_name": "libglib2.0-tests",
"binary_version": "2.48.2-0ubuntu4.7"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:16.04:LTS",
"cves": [
{
"id": "CVE-2021-27218",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-27219",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:18.04:LTS",
"name": "glib2.0",
"purl": "pkg:deb/ubuntu/glib2.0@2.56.4-0ubuntu0.18.04.7?arch=source&distro=bionic"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.56.4-0ubuntu0.18.04.7"
}
]
}
],
"versions": [
"2.54.1-1ubuntu1",
"2.55.2-2ubuntu1",
"2.56.0-2ubuntu1",
"2.56.0-4ubuntu1",
"2.56.1-2ubuntu1",
"2.56.2-0ubuntu0.18.04.1",
"2.56.2-0ubuntu0.18.04.2",
"2.56.3-0ubuntu0.18.04.1",
"2.56.4-0ubuntu0.18.04.2",
"2.56.4-0ubuntu0.18.04.3",
"2.56.4-0ubuntu0.18.04.4",
"2.56.4-0ubuntu0.18.04.5",
"2.56.4-0ubuntu0.18.04.6"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libglib2.0-0",
"binary_version": "2.56.4-0ubuntu0.18.04.7"
},
{
"binary_name": "libglib2.0-bin",
"binary_version": "2.56.4-0ubuntu0.18.04.7"
},
{
"binary_name": "libglib2.0-data",
"binary_version": "2.56.4-0ubuntu0.18.04.7"
},
{
"binary_name": "libglib2.0-dev-bin",
"binary_version": "2.56.4-0ubuntu0.18.04.7"
},
{
"binary_name": "libglib2.0-tests",
"binary_version": "2.56.4-0ubuntu0.18.04.7"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:18.04:LTS",
"cves": [
{
"id": "CVE-2021-27218",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-27219",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
},
{
"package": {
"ecosystem": "Ubuntu:20.04:LTS",
"name": "glib2.0",
"purl": "pkg:deb/ubuntu/glib2.0@2.64.6-1~ubuntu20.04.2?arch=source&distro=focal"
},
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
},
{
"fixed": "2.64.6-1~ubuntu20.04.2"
}
]
}
],
"versions": [
"2.62.1-1",
"2.63.1-2",
"2.63.1-2ubuntu1",
"2.63.3-1",
"2.63.3-3",
"2.63.5-2",
"2.64.0-1",
"2.64.1-1",
"2.64.2-1~fakesync1",
"2.64.3-1~ubuntu20.04.1",
"2.64.6-1~ubuntu20.04.1"
],
"ecosystem_specific": {
"binaries": [
{
"binary_name": "libglib2.0-0",
"binary_version": "2.64.6-1~ubuntu20.04.2"
},
{
"binary_name": "libglib2.0-bin",
"binary_version": "2.64.6-1~ubuntu20.04.2"
},
{
"binary_name": "libglib2.0-data",
"binary_version": "2.64.6-1~ubuntu20.04.2"
},
{
"binary_name": "libglib2.0-dev-bin",
"binary_version": "2.64.6-1~ubuntu20.04.2"
},
{
"binary_name": "libglib2.0-tests",
"binary_version": "2.64.6-1~ubuntu20.04.2"
}
],
"availability": "No subscription required"
},
"database_specific": {
"cves_map": {
"ecosystem": "Ubuntu:20.04:LTS",
"cves": [
{
"id": "CVE-2021-27218",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
},
{
"id": "CVE-2021-27219",
"severity": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
},
{
"type": "Ubuntu",
"score": "medium"
}
]
}
]
}
}
}
],
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-4759-1"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-27218"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2021-27219"
}
]
}
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