Unrated severityNVD Advisory· Published Jan 27, 2015· Updated Jun 17, 2026
CVE-2015-0231
CVE-2015-0231
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
91cpe:2.3:a:php:php:*:*:*:*:*:*:*:*+ 84 more
- cpe:2.3:a:php:php:*:*:*:*:*:*:*:*range: <=5.4.36
- cpe:2.3:a:php:php:5.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.10:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.11:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.12:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.12:rc1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.12:rc2:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.13:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.13:rc1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.14:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.14:rc1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.15:rc1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.16:rc1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.17:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.18:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.19:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.2:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.20:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.21:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.22:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.23:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.24:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.25:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.26:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.27:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.28:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.29:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.3:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.30:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.34:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.35:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.4:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.5:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.6:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.7:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.8:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.4.9:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:alpha1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:alpha2:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:alpha3:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:alpha4:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:alpha5:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:alpha6:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:beta3:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:rc1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.0:rc2:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.10:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.11:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.12:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.13:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.14:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.15:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.16:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.17:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.18:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.19:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.20:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.3:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.4:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.5:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.6:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.7:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.8:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.5.9:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:alpha1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:alpha2:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:alpha3:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:alpha4:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:alpha5:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:beta1:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:beta2:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:beta3:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.0:beta4:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:*
- cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:*
- (no CPE)range: <5.4.37, <5.5.21, <5.6.5
- osv-coords6 versionspkg:rpm/opensuse/php5&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/php7&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/php8&distro=openSUSE%20Tumbleweedpkg:rpm/suse/php53&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP2-LTSSpkg:rpm/suse/php5&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Web%20and%20Scripting%2012pkg:rpm/suse/php5&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012
< 5.6.28-1.1+ 5 more
- (no CPE)range: < 5.6.28-1.1
- (no CPE)range: < 7.0.14-1.4
- (no CPE)range: < 8.0.11-1.1
- (no CPE)range: < 5.3.17-47.1
- (no CPE)range: < 5.5.14-11.3
- (no CPE)range: < 5.5.14-11.3
Patches
Vulnerability mechanics
References
23- github.com/php/php-src/commit/b585a3aed7880a5fa5c18e2b838fc96f40e075bdnvdPatchVendor Advisory
- bugs.php.net/bug.phpnvdExploitVendor Advisory
- advisories.mageia.org/MGASA-2015-0040.htmlnvd
- lists.apple.com/archives/security-announce/2015/Sep/msg00008.htmlnvd
- lists.opensuse.org/opensuse-security-announce/2015-02/msg00029.htmlnvd
- lists.opensuse.org/opensuse-updates/2015-02/msg00079.htmlnvd
- marc.infonvd
- marc.infonvd
- marc.infonvd
- rhn.redhat.com/errata/RHSA-2015-1053.htmlnvd
- rhn.redhat.com/errata/RHSA-2015-1066.htmlnvd
- rhn.redhat.com/errata/RHSA-2015-1135.htmlnvd
- www.debian.org/security/2015/dsa-3195nvd
- www.mandriva.com/security/advisoriesnvd
- www.mandriva.com/security/advisoriesnvd
- www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.htmlnvd
- www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.htmlnvd
- www.php.net/ChangeLog-5.phpnvd
- www.securityfocus.com/bid/72539nvd
- bugzilla.redhat.com/show_bug.cginvd
- security.gentoo.org/glsa/201503-03nvd
- security.gentoo.org/glsa/201606-10nvd
- support.apple.com/HT205267nvd
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