php: Double-free in zend_ts_hash_graceful_destroy()
Published Dec 31, 2014
7.5
HIGHCVSS 2.0
EPSS 3.66%
Description
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.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6
php-0:5.3.3-46.el6_6
Fixed · RHSA-2015:1218
Red Hat Enterprise Linux 5
php
Not affected
Red Hat Enterprise Linux 5
php53
Not affected
Red Hat Enterprise Linux 7
php
Not affected
Red Hat Software Collections
php54-php
Not affected
Red Hat Software Collections
php55-php
Not affected
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 | php-0:5.3.3-46.el6_6 | Fixed | RHSA-2015:1218 |
| Red Hat Enterprise Linux 5 | php | Not affected | n/a |
| Red Hat Enterprise Linux 5 | php53 | Not affected | n/a |
| Red Hat Enterprise Linux 7 | php | Not affected | n/a |
| Red Hat Software Collections | php54-php | Not affected | n/a |
| Red Hat Software Collections | php55-php | Not affected | n/a |
No package ranges for this CVE.
Remediation
Red Hat statement
This issue did not affect the versions of php and php53 as shipped with Red Hat Enterprise Linux 5, and the versions of php as shipped with Red Hat Enterprise Linux 7.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
No CVSS v3.0 score for this CVE.
AV:N/AC:L/Au:N/C:P/I:P/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (22 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.66% (0.03664) | 89.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.66% (0.03664) | 88.16th | v5 (v2026.06.15) |
| May 9, 2026 | 19.44% (0.19438) | 95.43th | v4 (v2025.03.14) |
| Dec 28, 2025 | 15.81% (0.15810) | 94.51th | v4 (v2025.03.14) |
| Dec 27, 2025 | 5.46% (0.05459) | 89.93th | v4 (v2025.03.14) |
| Dec 18, 2025 | 15.81% (0.15810) | 94.50th | v4 (v2025.03.14) |
| Oct 28, 2025 | 12.97% (0.12974) | 93.75th | v4 (v2025.03.14) |
| Oct 27, 2025 | 4.36% (0.04356) | 88.45th | v4 (v2025.03.14) |
| Oct 1, 2025 | 12.97% (0.12974) | 93.85th | v4 (v2025.03.14) |
| Aug 5, 2025 | 4.36% (0.04356) | 88.50th | v4 (v2025.03.14) |
| Jul 30, 2025 | 8.70% (0.08700) | 92.10th | v4 (v2025.03.14) |
| Mar 30, 2025 | 23.34% (0.23345) | 95.48th | v4 (v2025.03.14) |
| Mar 29, 2025 | 24.44% (0.24441) | 93.71th | v4 (v2025.03.14) |
| Mar 17, 2025 | 23.34% (0.23345) | 95.50th | v4 (v2025.03.14) |
| Dec 12, 2024 | 3.91% (0.03911) | 92.32th | v3 (v2023.03.01) |
| Nov 12, 2024 | 3.91% (0.03911) | 92.24th | v3 (v2023.03.01) |
| Jun 26, 2024 | 6.33% (0.06335) | 93.68th | v3 (v2023.03.01) |
| Nov 8, 2023 | 6.63% (0.06633) | 93.06th | v3 (v2023.03.01) |
| Mar 7, 2023 | 7.08% (0.07079) | 92.89th | v3 (v2023.03.01) |
| Mar 6, 2023 | 2.17% (0.02172) | 80.77th | v2 (v2022.01.01) |
| Apr 1, 2022 | 2.17% (0.02172) | 78.91th | v2 (v2022.01.01) |
| Feb 4, 2022 | 2.17% (0.02172) | 57.73th | v2 (v2022.01.01) |
References (16)
- http://advisories.mageia.org/MGASA-2015-0040.html x_refsource_CONFIRMThird Party Advisory
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=24125f0f26f3787c006e4a51611ba33ee3b841cb x_refsource_CONFIRM
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=2bcf69d073190e4f032d883f3416dea1b027a39e x_refsource_CONFIRM
- http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=fbf3a6bc1abcc8a5b5226b0ad9464c37f11ddbd6 x_refsource_CONFIRM
- http://lists.apple.com/archives/security-announce/2015/Sep/msg00008.html vendor-advisoryx_refsource_APPLEMailing ListThird Party Advisory
- http://openwall.com/lists/oss-security/2014/12/29/6 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1218.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.oracle.com/technetwork/topics/security/bulletinjul2015-2511963.html x_refsource_CONFIRMThird Party Advisory
- http://www.securityfocus.com/bid/71800 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2014-9425 Vendor Advisory
- https://bugs.php.net/bug.php?id=68676 x_refsource_CONFIRMVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1177734 Issue Tracking
- https://nvd.nist.gov/vuln/detail/CVE-2014-9425
- https://security.gentoo.org/glsa/201503-03 vendor-advisoryx_refsource_GENTOOThird Party Advisory
- https://support.apple.com/HT205267 x_refsource_CONFIRMThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2014-9425
Change history (0)
No recorded changes yet.