ubuntu-cve-2016-4344
Vulnerability from osv_ubuntu
Published
2016-05-22 01:59
Modified
2025-07-16 04:51
Summary
Details
Integer overflow in the xml_utf8_encode function in ext/xml/xml.c in PHP before 7.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long argument to the utf8_encode function, leading to a heap-based buffer overflow.
Severity
9.8 (Critical)
9.8 (Critical)
N/A (UNKNOWN)
References
| URL | Type | |
|---|---|---|
{
"affected": [
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libapache2-mod-php5",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "libapache2-mod-php5-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "libapache2-mod-php5filter",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "libapache2-mod-php5filter-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "libphp5-embed",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "libphp5-embed-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php-pear",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-cgi",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-cgi-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-cli",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-cli-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-common",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-common-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-curl",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-curl-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-dbg",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-dev",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-dev-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-enchant",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-enchant-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-fpm",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-fpm-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-gd",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-gd-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-gmp",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-gmp-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-intl",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-intl-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-ldap",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-ldap-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-mysql",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-mysql-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-mysqlnd",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-mysqlnd-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-odbc",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-odbc-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-pgsql",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-pgsql-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-pspell",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-pspell-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-readline",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-readline-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-recode",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-recode-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-snmp",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-snmp-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-sqlite",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-sqlite-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-sybase",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-sybase-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-tidy",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-tidy-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-xmlrpc",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-xmlrpc-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-xsl",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
},
{
"binary_name": "php5-xsl-dbgsym",
"binary_version": "5.5.9+dfsg-1ubuntu4.16"
}
]
},
"package": {
"ecosystem": "Ubuntu:14.04:LTS",
"name": "php5",
"purl": "pkg:deb/ubuntu/php5@5.5.9+dfsg-1ubuntu4.16?arch=source\u0026distro=trusty"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "5.5.9+dfsg-1ubuntu4.16"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"5.5.3+dfsg-1ubuntu2",
"5.5.3+dfsg-1ubuntu3",
"5.5.6+dfsg-1ubuntu1",
"5.5.6+dfsg-1ubuntu2",
"5.5.8+dfsg-2ubuntu1",
"5.5.9+dfsg-1ubuntu1",
"5.5.9+dfsg-1ubuntu2",
"5.5.9+dfsg-1ubuntu3",
"5.5.9+dfsg-1ubuntu4",
"5.5.9+dfsg-1ubuntu4.1",
"5.5.9+dfsg-1ubuntu4.2",
"5.5.9+dfsg-1ubuntu4.3",
"5.5.9+dfsg-1ubuntu4.4",
"5.5.9+dfsg-1ubuntu4.5",
"5.5.9+dfsg-1ubuntu4.6",
"5.5.9+dfsg-1ubuntu4.7",
"5.5.9+dfsg-1ubuntu4.9",
"5.5.9+dfsg-1ubuntu4.11",
"5.5.9+dfsg-1ubuntu4.12",
"5.5.9+dfsg-1ubuntu4.13",
"5.5.9+dfsg-1ubuntu4.14"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libapache2-mod-php7.0",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "libapache2-mod-php7.0-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "libphp7.0-embed",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "libphp7.0-embed-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-bcmath",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-bcmath-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-bz2",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-bz2-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-cgi",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-cgi-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-cli",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-cli-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-common",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-common-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-curl",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-curl-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-dev",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-enchant",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-enchant-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-fpm",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-fpm-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-gd",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-gd-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-gmp",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-gmp-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-imap",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-imap-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-interbase",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-interbase-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-intl",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-intl-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-json",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-json-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-ldap",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-ldap-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-mbstring",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-mbstring-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-mcrypt",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-mcrypt-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-mysql",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-mysql-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-odbc",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-odbc-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-opcache",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-opcache-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-pgsql",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-pgsql-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-phpdbg",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-phpdbg-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-pspell",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-pspell-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-readline",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-readline-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-recode",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-recode-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-snmp",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-snmp-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-soap",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-soap-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-sqlite3",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-sqlite3-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-sybase",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-sybase-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-tidy",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-tidy-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-xml",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-xml-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-xmlrpc",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-xmlrpc-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-xsl",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-zip",
"binary_version": "7.0.4-7ubuntu2"
},
{
"binary_name": "php7.0-zip-dbgsym",
"binary_version": "7.0.4-7ubuntu2"
}
]
},
"package": {
"ecosystem": "Ubuntu:16.04:LTS",
"name": "php7.0",
"purl": "pkg:deb/ubuntu/php7.0@7.0.4-7ubuntu2?arch=source\u0026distro=xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "7.0.4-7ubuntu2"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"7.0.1-5",
"7.0.1-6",
"7.0.2-1",
"7.0.2-3",
"7.0.2-4",
"7.0.2-5",
"7.0.3-2",
"7.0.3-3",
"7.0.3-9ubuntu1",
"7.0.4-5ubuntu1",
"7.0.4-5ubuntu2",
"7.0.4-7ubuntu1"
]
}
],
"aliases": [],
"details": "Integer overflow in the xml_utf8_encode function in ext/xml/xml.c in PHP before 7.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long argument to the utf8_encode function, leading to a heap-based buffer overflow.",
"id": "UBUNTU-CVE-2016-4344",
"modified": "2025-07-16T04:51:17Z",
"published": "2016-05-22T01:59:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2016-4344"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2016-4344"
}
],
"related": [],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2016-4344"
],
"withdrawn": "2025-07-18T16:43:30Z"
}
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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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