USN-5303-1

It was discovered that PHP incorrectly handled certain scripts. An attacker could possibly use this issue to cause a denial of service, or possibly execute arbitrary code.

References

Affected packages

Ubuntu:20.04:LTS / php7.4

Package

Name: php7.4
Purl: pkg:deb/ubuntu/php7.4@7.4.3-4ubuntu2.9?arch=source&distro=focal

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

7.4.3-4ubuntu2.9

Affected versions

7.*

7.4.3-4build1

7.4.3-4build2

7.4.3-4ubuntu1

7.4.3-4ubuntu1.1

7.4.3-4ubuntu2.2

7.4.3-4ubuntu2.4

7.4.3-4ubuntu2.5

7.4.3-4ubuntu2.6

7.4.3-4ubuntu2.7

7.4.3-4ubuntu2.8

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "libapache2-mod-php7.4"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "libphp7.4-embed"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-bcmath"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-bz2"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-cgi"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-cli"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-common"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-curl"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-dba"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-dev"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-enchant"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-fpm"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-gd"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-gmp"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-imap"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-interbase"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-intl"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-json"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-ldap"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-mbstring"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-mysql"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-odbc"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-opcache"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-pgsql"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-phpdbg"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-pspell"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-readline"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-snmp"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-soap"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-sqlite3"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-sybase"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-tidy"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-xml"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-xmlrpc"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-xsl"
        },
        {
            "binary_version": "7.4.3-4ubuntu2.9",
            "binary_name": "php7.4-zip"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2021-21708",
            "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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}