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AUSCERT External Security Bulletin Redistribution
ESB-2019.3033
USN-4088-1: PHP vulnerability
9 August 2019
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AusCERT Security Bulletin Summary
---------------------------------
Product: php5
Publisher: Ubuntu
Operating System: Ubuntu
Impact/Access: Execute Arbitrary Code/Commands -- Remote/Unauthenticated
Denial of Service -- Remote/Unauthenticated
Access Confidential Data -- Remote/Unauthenticated
Resolution: Patch/Upgrade
CVE Names: CVE-2019-13224
Reference: ESB-2019.2664
Original Bulletin:
https://usn.ubuntu.com/4088-1/
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USN-4088-1: PHP vulnerability
7 August 2019
php5 vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
o Ubuntu 14.04 ESM
o Ubuntu 12.04 ESM
Summary
PHP could be made to denial of service, expose sensitive information or execute
arbitrary code if it received a specially crafted regular expression.
Software Description
o php5 - HTML-embedded scripting language interpreter
Details
It was discovered that PHP incorrectly handled certain regular expressions. An
attacker could possibly use this issue to expose sensitive information, cause a
denial of service or execute arbitrary code.
Update instructions
The problem can be corrected by updating your system to the following package
versions:
Ubuntu 14.04 ESM
libapache2-mod-php5 - 5.5.9+dfsg-1ubuntu4.29+esm4
php5-cgi - 5.5.9+dfsg-1ubuntu4.29+esm4
php5-cli - 5.5.9+dfsg-1ubuntu4.29+esm4
php5-fpm - 5.5.9+dfsg-1ubuntu4.29+esm4
php5-xmlrpc - 5.5.9+dfsg-1ubuntu4.29+esm4
Ubuntu 12.04 ESM
libapache2-mod-php5 - 5.3.10-1ubuntu3.38
php5-cgi - 5.3.10-1ubuntu3.38
php5-cli - 5.3.10-1ubuntu3.38
php5-fpm - 5.3.10-1ubuntu3.38
php5-xmlrpc - 5.3.10-1ubuntu3.38
To update your system, please follow these instructions: https://
wiki.ubuntu.com/Security/Upgrades .
In general, a standard system update will make all the necessary changes.
References
o CVE-2019-13224
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