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Fencer Intel
high 7.5

CVE-2014-9425 json

Double free vulnerability in the zend_ts_hash_graceful_destroy function in zend_ts_hash.c in the Zend Engine in PHP through 5.5.20 and 5.6.…

published 11y ago modified 4mo ago also EUVD-2014-9246

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.7%
EPSS 3.7% chance of exploitation in 30 days, percentile 89%
public exploits
0
none known

Summary

Double free vulnerability in the zend_ts_hash_graceful_destroy function in zend_ts_hash.c in the Zend Engine in PHP through 5.5.20 and 5.6.x through 5.6.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors.

Patch / fix

  • php RHEL 6 5.3.3-46.el6_6
  • php-gd RHEL 6 5.3.3-46.el6_6
  • php-cli RHEL 6 5.3.3-46.el6_6
  • php-dba RHEL 6 5.3.3-46.el6_6
  • php-fpm RHEL 6 5.3.3-46.el6_6
  • php-pdo RHEL 6 5.3.3-46.el6_6
  • php-xml RHEL 6 5.3.3-46.el6_6
  • php-zts RHEL 6 5.3.3-46.el6_6

red hat advisories RHSA-2015:1218

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-9425 updated cvss 4.3

php: Double-free in zend_ts_hash_graceful_destroy()

  • Red Hat Enterprise Linux Desktop Optional (v. 6) php 5.3.3-46.el6_6, php-gd 5.3.3-46.el6_6, php-cli 5.3.3-46.el6_6, php-dba 5.3.3-46.el6_6, php-fpm 5.3.3-46.el6_6, php-pdo 5.3.3-46.el6_6, +20 more Red Hat Enterprise Linux HPC Node (v. 6) php 5.3.3-46.el6_6, php-cli 5.3.3-46.el6_6, php-common 5.3.3-46.el6_6 Red Hat Enterprise Linux HPC Node Optional (v. 6) php 5.3.3-46.el6_6, php-gd 5.3.3-46.el6_6, php-dba 5.3.3-46.el6_6, php-fpm 5.3.3-46.el6_6, php-pdo 5.3.3-46.el6_6, php-xml 5.3.3-46.el6_6, +18 more Red Hat Enterprise Linux Server (v. 6) php 5.3.3-46.el6_6, php-gd 5.3.3-46.el6_6, php-cli 5.3.3-46.el6_6, php-pdo 5.3.3-46.el6_6, php-xml 5.3.3-46.el6_6, php-ldap 5.3.3-46.el6_6, +6 more Red Hat Enterprise Linux Server Optional (v. 6) php-dba 5.3.3-46.el6_6, php-fpm 5.3.3-46.el6_6, php-zts 5.3.3-46.el6_6, php-imap 5.3.3-46.el6_6, php-intl 5.3.3-46.el6_6, php-snmp 5.3.3-46.el6_6, +8 more Red Hat Enterprise Linux Workstation (v. 6) php 5.3.3-46.el6_6, php-gd 5.3.3-46.el6_6, php-cli 5.3.3-46.el6_6, php-pdo 5.3.3-46.el6_6, php-xml 5.3.3-46.el6_6, php-ldap 5.3.3-46.el6_6, +6 more
    +1 more products
    Red Hat Enterprise Linux Workstation Optional (v. 6) php-dba 5.3.3-46.el6_6, php-fpm 5.3.3-46.el6_6, php-zts 5.3.3-46.el6_6, php-imap 5.3.3-46.el6_6, php-intl 5.3.3-46.el6_6, php-snmp 5.3.3-46.el6_6, +8 more
    fixed: vendor fix RHSA-2015:1218
  • Red Hat Enterprise Linux 5 php, php53 Red Hat Enterprise Linux 7 php, php-gd, php-cli, php-dba, php-fpm, php-pdo, +18 more Red Hat Software Collections php54-php, php55-php, php54-php-gd, php55-php-gd, php54-php-cli, php54-php-dba, +44 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

3.66% chance of exploitation in the next 30 days, higher than 89% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

Classification

Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.