CVE-2015-0231

Impact

Use-after-free vulnerability in the process_nested_data function in ext/standard/var_unserializer.re in PHP before 5.4.37, 5.5.x before 5.5.21, and 5.6.x before 5.6.5 allows remote attackers to execute arbitrary code via a crafted unserialize call that leverages improper handling of duplicate numerical keys within the serialized properties of an object. NOTE: this vulnerability exists because of an incomplete fix for CVE-2014-8142.

Affected products

References

• NVD record
• CVE.org record
• http://advisories.mageia.org/MGASA-2015-0040.html
• http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html
• http://lists.opensuse.org/opensuse-security-announce/2015-02/msg00029.html
• http://lists.opensuse.org/opensuse-updates/2015-02/msg00079.html
• http://marc.info/?l=bugtraq&m=143403519711434&w=2
• http://marc.info/?l=bugtraq&m=143748090628601&w=2
• http://marc.info/?l=bugtraq&m=144050155601375&w=2
• http://rhn.redhat.com/errata/RHSA-2015-1053.html
• http://rhn.redhat.com/errata/RHSA-2015-1066.html
• http://rhn.redhat.com/errata/RHSA-2015-1135.html
• http://www.debian.org/security/2015/dsa-3195
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:032
• http://www.mandriva.com/security/advisories?name=MDVSA-2015:079
• http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html
• http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html
• http://www.php.net/ChangeLog-5.php
• http://www.securityfocus.com/bid/72539
• https://bugs.php.net/bug.php?id=68710
• https://bugzilla.redhat.com/show_bug.cgi?id=1185397
• https://github.com/php/php-src/commit/b585a3aed7880a5fa5c18e2b838fc96f40e075bd
• https://security.gentoo.org/glsa/201503-03
• https://security.gentoo.org/glsa/201606-10
• https://support.apple.com/HT205267
• http://advisories.mageia.org/MGASA-2015-0040.html
• http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html