===========================================================================
ZMCIRT Vulnerability Bulletin
ZMC-2021.12.7.0800
php7: Multiple vulnerabilities
7th December 2021
===========================================================================
Product: php7
Publisher: SUSE
Operating System: SUSE
Impact/Access: Root Compromise -- Existing Account
Read-only Data Access -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2021-21707 CVE-2021-21703
Reference: ESB-2021.3963
ESB-2021.3952
Original Bulletin:
https://www.suse.com/support/update/announcement/2021/suse-su-20213943-1
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SUSE Security Update: Recommended update for php7
______________________________________________________________________________
Announcement ID: SUSE-SU-2021:3943-1
Rating: moderate
References: #1175508 #1192050 #1193041
Cross-References: CVE-2021-21703 CVE-2021-21707
Affected Products:
SUSE Linux Enterprise Module for Web Scripting 15-SP3
SUSE Linux Enterprise Module for Web Scripting 15-SP2
SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP3
SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2
______________________________________________________________________________
An update that solves two vulnerabilities and has one errata is now available.
Description:
This update for php7 fixes the following issues:
o CVE-2021-21703: Fixed local privilege escalation via PHP-FPM (bsc#1192050).
o CVE-2021-21707: Fixed special character breaks path in xml parsing (bsc#
1193041).
o Added patch to prevent memory access violation in php7 when running test
suite (bsc#1175508)
Patch Instructions:
To install this SUSE Security Update use the SUSE recommended installation
methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
o SUSE Linux Enterprise Module for Web Scripting 15-SP3:
zypper in -t patch SUSE-SLE-Module-Web-Scripting-15-SP3-2021-3943=1
o SUSE Linux Enterprise Module for Web Scripting 15-SP2:
zypper in -t patch SUSE-SLE-Module-Web-Scripting-15-SP2-2021-3943=1
o SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP3:
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP3-2021-3943=
1
o SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2:
zypper in -t patch SUSE-SLE-Module-Packagehub-Subpackages-15-SP2-2021-3943=
1
Package List:
o SUSE Linux Enterprise Module for Web Scripting 15-SP3 (aarch64 ppc64le
s390x x86_64):
apache2-mod_php7-7.4.6-3.29.1
apache2-mod_php7-debuginfo-7.4.6-3.29.1
php7-7.4.6-3.29.1
php7-bcmath-7.4.6-3.29.1
php7-bcmath-debuginfo-7.4.6-3.29.1
php7-bz2-7.4.6-3.29.1
php7-bz2-debuginfo-7.4.6-3.29.1
php7-calendar-7.4.6-3.29.1
php7-calendar-debuginfo-7.4.6-3.29.1
php7-ctype-7.4.6-3.29.1
php7-ctype-debuginfo-7.4.6-3.29.1
php7-curl-7.4.6-3.29.1
php7-curl-debuginfo-7.4.6-3.29.1
php7-dba-7.4.6-3.29.1
php7-dba-debuginfo-7.4.6-3.29.1
php7-debuginfo-7.4.6-3.29.1
php7-debugsource-7.4.6-3.29.1
php7-devel-7.4.6-3.29.1
php7-dom-7.4.6-3.29.1
php7-dom-debuginfo-7.4.6-3.29.1
php7-enchant-7.4.6-3.29.1
php7-enchant-debuginfo-7.4.6-3.29.1
php7-exif-7.4.6-3.29.1
php7-exif-debuginfo-7.4.6-3.29.1
php7-fastcgi-7.4.6-3.29.1
php7-fastcgi-debuginfo-7.4.6-3.29.1
php7-fileinfo-7.4.6-3.29.1
php7-fileinfo-debuginfo-7.4.6-3.29.1
php7-fpm-7.4.6-3.29.1
php7-fpm-debuginfo-7.4.6-3.29.1
php7-ftp-7.4.6-3.29.1
php7-ftp-debuginfo-7.4.6-3.29.1
php7-gd-7.4.6-3.29.1
php7-gd-debuginfo-7.4.6-3.29.1
php7-gettext-7.4.6-3.29.1
php7-gettext-debuginfo-7.4.6-3.29.1
php7-gmp-7.4.6-3.29.1
php7-gmp-debuginfo-7.4.6-3.29.1
php7-iconv-7.4.6-3.29.1
php7-iconv-debuginfo-7.4.6-3.29.1
php7-intl-7.4.6-3.29.1
php7-intl-debuginfo-7.4.6-3.29.1
php7-json-7.4.6-3.29.1
php7-json-debuginfo-7.4.6-3.29.1
php7-ldap-7.4.6-3.29.1
php7-ldap-debuginfo-7.4.6-3.29.1
php7-mbstring-7.4.6-3.29.1
php7-mbstring-debuginfo-7.4.6-3.29.1
php7-mysql-7.4.6-3.29.1
php7-mysql-debuginfo-7.4.6-3.29.1
php7-odbc-7.4.6-3.29.1
php7-odbc-debuginfo-7.4.6-3.29.1
php7-opcache-7.4.6-3.29.1
php7-opcache-debuginfo-7.4.6-3.29.1
php7-openssl-7.4.6-3.29.1
php7-openssl-debuginfo-7.4.6-3.29.1
php7-pcntl-7.4.6-3.29.1
php7-pcntl-debuginfo-7.4.6-3.29.1
php7-pdo-7.4.6-3.29.1
php7-pdo-debuginfo-7.4.6-3.29.1
php7-pgsql-7.4.6-3.29.1
php7-pgsql-debuginfo-7.4.6-3.29.1
php7-phar-7.4.6-3.29.1
php7-phar-debuginfo-7.4.6-3.29.1
php7-posix-7.4.6-3.29.1
php7-posix-debuginfo-7.4.6-3.29.1
php7-readline-7.4.6-3.29.1
php7-readline-debuginfo-7.4.6-3.29.1
php7-shmop-7.4.6-3.29.1
php7-shmop-debuginfo-7.4.6-3.29.1
php7-snmp-7.4.6-3.29.1
php7-snmp-debuginfo-7.4.6-3.29.1
php7-soap-7.4.6-3.29.1
php7-soap-debuginfo-7.4.6-3.29.1
php7-sockets-7.4.6-3.29.1
php7-sockets-debuginfo-7.4.6-3.29.1
php7-sodium-7.4.6-3.29.1
php7-sodium-debuginfo-7.4.6-3.29.1
php7-sqlite-7.4.6-3.29.1
php7-sqlite-debuginfo-7.4.6-3.29.1
php7-sysvmsg-7.4.6-3.29.1
php7-sysvmsg-debuginfo-7.4.6-3.29.1
php7-sysvsem-7.4.6-3.29.1
php7-sysvsem-debuginfo-7.4.6-3.29.1
php7-sysvshm-7.4.6-3.29.1
php7-sysvshm-debuginfo-7.4.6-3.29.1
php7-tidy-7.4.6-3.29.1
php7-tidy-debuginfo-7.4.6-3.29.1
php7-tokenizer-7.4.6-3.29.1
php7-tokenizer-debuginfo-7.4.6-3.29.1
php7-xmlreader-7.4.6-3.29.1
php7-xmlreader-debuginfo-7.4.6-3.29.1
php7-xmlrpc-7.4.6-3.29.1
php7-xmlrpc-debuginfo-7.4.6-3.29.1
php7-xmlwriter-7.4.6-3.29.1
php7-xmlwriter-debuginfo-7.4.6-3.29.1
php7-xsl-7.4.6-3.29.1
php7-xsl-debuginfo-7.4.6-3.29.1
php7-zip-7.4.6-3.29.1
php7-zip-debuginfo-7.4.6-3.29.1
php7-zlib-7.4.6-3.29.1
php7-zlib-debuginfo-7.4.6-3.29.1
o SUSE Linux Enterprise Module for Web Scripting 15-SP2 (aarch64 ppc64le
s390x x86_64):
apache2-mod_php7-7.4.6-3.29.1
apache2-mod_php7-debuginfo-7.4.6-3.29.1
php7-7.4.6-3.29.1
php7-bcmath-7.4.6-3.29.1
php7-bcmath-debuginfo-7.4.6-3.29.1
php7-bz2-7.4.6-3.29.1
php7-bz2-debuginfo-7.4.6-3.29.1
php7-calendar-7.4.6-3.29.1
php7-calendar-debuginfo-7.4.6-3.29.1
php7-ctype-7.4.6-3.29.1
php7-ctype-debuginfo-7.4.6-3.29.1
php7-curl-7.4.6-3.29.1
php7-curl-debuginfo-7.4.6-3.29.1
php7-dba-7.4.6-3.29.1
php7-dba-debuginfo-7.4.6-3.29.1
php7-debuginfo-7.4.6-3.29.1
php7-debugsource-7.4.6-3.29.1
php7-devel-7.4.6-3.29.1
php7-dom-7.4.6-3.29.1
php7-dom-debuginfo-7.4.6-3.29.1
php7-enchant-7.4.6-3.29.1
php7-enchant-debuginfo-7.4.6-3.29.1
php7-exif-7.4.6-3.29.1
php7-exif-debuginfo-7.4.6-3.29.1
php7-fastcgi-7.4.6-3.29.1
php7-fastcgi-debuginfo-7.4.6-3.29.1
php7-fileinfo-7.4.6-3.29.1
php7-fileinfo-debuginfo-7.4.6-3.29.1
php7-fpm-7.4.6-3.29.1
php7-fpm-debuginfo-7.4.6-3.29.1
php7-ftp-7.4.6-3.29.1
php7-ftp-debuginfo-7.4.6-3.29.1
php7-gd-7.4.6-3.29.1
php7-gd-debuginfo-7.4.6-3.29.1
php7-gettext-7.4.6-3.29.1
php7-gettext-debuginfo-7.4.6-3.29.1
php7-gmp-7.4.6-3.29.1
php7-gmp-debuginfo-7.4.6-3.29.1
php7-iconv-7.4.6-3.29.1
php7-iconv-debuginfo-7.4.6-3.29.1
php7-intl-7.4.6-3.29.1
php7-intl-debuginfo-7.4.6-3.29.1
php7-json-7.4.6-3.29.1
php7-json-debuginfo-7.4.6-3.29.1
php7-ldap-7.4.6-3.29.1
php7-ldap-debuginfo-7.4.6-3.29.1
php7-mbstring-7.4.6-3.29.1
php7-mbstring-debuginfo-7.4.6-3.29.1
php7-mysql-7.4.6-3.29.1
php7-mysql-debuginfo-7.4.6-3.29.1
php7-odbc-7.4.6-3.29.1
php7-odbc-debuginfo-7.4.6-3.29.1
php7-opcache-7.4.6-3.29.1
php7-opcache-debuginfo-7.4.6-3.29.1
php7-openssl-7.4.6-3.29.1
php7-openssl-debuginfo-7.4.6-3.29.1
php7-pcntl-7.4.6-3.29.1
php7-pcntl-debuginfo-7.4.6-3.29.1
php7-pdo-7.4.6-3.29.1
php7-pdo-debuginfo-7.4.6-3.29.1
php7-pgsql-7.4.6-3.29.1
php7-pgsql-debuginfo-7.4.6-3.29.1
php7-phar-7.4.6-3.29.1
php7-phar-debuginfo-7.4.6-3.29.1
php7-posix-7.4.6-3.29.1
php7-posix-debuginfo-7.4.6-3.29.1
php7-readline-7.4.6-3.29.1
php7-readline-debuginfo-7.4.6-3.29.1
php7-shmop-7.4.6-3.29.1
php7-shmop-debuginfo-7.4.6-3.29.1
php7-snmp-7.4.6-3.29.1
php7-snmp-debuginfo-7.4.6-3.29.1
php7-soap-7.4.6-3.29.1
php7-soap-debuginfo-7.4.6-3.29.1
php7-sockets-7.4.6-3.29.1
php7-sockets-debuginfo-7.4.6-3.29.1
php7-sodium-7.4.6-3.29.1
php7-sodium-debuginfo-7.4.6-3.29.1
php7-sqlite-7.4.6-3.29.1
php7-sqlite-debuginfo-7.4.6-3.29.1
php7-sysvmsg-7.4.6-3.29.1
php7-sysvmsg-debuginfo-7.4.6-3.29.1
php7-sysvsem-7.4.6-3.29.1
php7-sysvsem-debuginfo-7.4.6-3.29.1
php7-sysvshm-7.4.6-3.29.1
php7-sysvshm-debuginfo-7.4.6-3.29.1
php7-tidy-7.4.6-3.29.1
php7-tidy-debuginfo-7.4.6-3.29.1
php7-tokenizer-7.4.6-3.29.1
php7-tokenizer-debuginfo-7.4.6-3.29.1
php7-xmlreader-7.4.6-3.29.1
php7-xmlreader-debuginfo-7.4.6-3.29.1
php7-xmlrpc-7.4.6-3.29.1
php7-xmlrpc-debuginfo-7.4.6-3.29.1
php7-xmlwriter-7.4.6-3.29.1
php7-xmlwriter-debuginfo-7.4.6-3.29.1
php7-xsl-7.4.6-3.29.1
php7-xsl-debuginfo-7.4.6-3.29.1
php7-zip-7.4.6-3.29.1
php7-zip-debuginfo-7.4.6-3.29.1
php7-zlib-7.4.6-3.29.1
php7-zlib-debuginfo-7.4.6-3.29.1
o SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP3 (aarch64
ppc64le s390x x86_64):
php7-debuginfo-7.4.6-3.29.1
php7-debugsource-7.4.6-3.29.1
php7-embed-7.4.6-3.29.1
php7-embed-debuginfo-7.4.6-3.29.1
o SUSE Linux Enterprise Module for Packagehub Subpackages 15-SP2 (aarch64
ppc64le s390x x86_64):
php7-debuginfo-7.4.6-3.29.1
php7-debugsource-7.4.6-3.29.1
php7-embed-7.4.6-3.29.1
php7-embed-debuginfo-7.4.6-3.29.1
References:
o https://www.suse.com/security/cve/CVE-2021-21703.html
o https://www.suse.com/security/cve/CVE-2021-21707.html
o https://bugzilla.suse.com/1175508
o https://bugzilla.suse.com/1192050
o https://bugzilla.suse.com/1193041
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ZMCIRT has made every effort to ensure that the information contained
in this document is accurate. However, the decision to use the information
described is the responsibility of each user or organisation. The decision to
follow or act on information or advice contained in this security bulletin is
the responsibility of each user or organisation, and should be considered in
accordance with your organisation's site policies and procedures. ZMCERT
takes no responsibility for consequences which may arise from following or
acting on information or advice contained in this security bulletin.
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Telephone: 7070
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