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php: DoS (excessive CPU consumption) by processing certain Zip archive files

🗓️ 02 Nov 2011 22:15:00Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 4 Views

DoS in Zip extension before 5.3.6 from a signedness error in zip_stream.c causes high CPU on malformed archives.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux6ppc64php0:5.3.3-3.el6_1.3php-0:5.3.3-3.el6_1.3.ppc64.rpm
Red Hat Enterprise Linux6s390xphp0:5.3.3-3.el6_1.3php-0:5.3.3-3.el6_1.3.s390x.rpm
Red Hat Enterprise Linux6x86_64php0:5.3.3-3.el6_1.3php-0:5.3.3-3.el6_1.3.x86_64.rpm
Red Hat Enterprise Linux6anyphp0:5.3.3-3.el6_1.3.i686php-0:5.3.3-3.el6_1.3.i686.noarch.rpm
Red Hat Enterprise Linux6ppc64php-bcmath0:5.3.3-3.el6_1.3php-bcmath-0:5.3.3-3.el6_1.3.ppc64.rpm
Red Hat Enterprise Linux6s390xphp-bcmath0:5.3.3-3.el6_1.3php-bcmath-0:5.3.3-3.el6_1.3.s390x.rpm
Red Hat Enterprise Linux6x86_64php-bcmath0:5.3.3-3.el6_1.3php-bcmath-0:5.3.3-3.el6_1.3.x86_64.rpm
Red Hat Enterprise Linux6anyphp-bcmath0:5.3.3-3.el6_1.3.i686php-bcmath-0:5.3.3-3.el6_1.3.i686.noarch.rpm
Red Hat Enterprise Linux6ppc64php-cli0:5.3.3-3.el6_1.3php-cli-0:5.3.3-3.el6_1.3.ppc64.rpm
Red Hat Enterprise Linux6s390xphp-cli0:5.3.3-3.el6_1.3php-cli-0:5.3.3-3.el6_1.3.s390x.rpm
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25 Jun 2026 10:37Current
5.8Medium risk
Vulners AI Score5.8
CVSS 24.3
EPSS0.13132
4