php: Double Free Corruption in wddx_deserialize
Published Aug 7, 2016
9.8
CRITICALCVSS 3.1
EPSS 9.67%
Description
Double free vulnerability in the php_wddx_process_data function in wddx.c in the WDDX extension in PHP before 5.5.37, 5.6.x before 5.6.23, and 7.x before 7.0.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via crafted XML data that is mishandled in a wddx_deserialize call.
Affected products
No data.
Configuration 1
Configuration 2
- 11
- 42.1
- 13.2
- 11
- 11
Configuration 3
- 8.0
No data.
Red Hat Software Collections for Red Hat Enterprise Linux 6
rh-php56-0:2.3-1.el6
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 6
rh-php56-php-0:5.6.25-1.el6
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 6
rh-php56-php-pear-1:1.9.5-4.el6
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
rh-php56-0:2.3-1.el6
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
rh-php56-php-0:5.6.25-1.el6
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
rh-php56-php-pear-1:1.9.5-4.el6
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7
rh-php56-0:2.3-1.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7
rh-php56-php-0:5.6.25-1.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7
rh-php56-php-pear-1:1.9.5-4.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS
rh-php56-0:2.3-1.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS
rh-php56-php-0:5.6.25-1.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS
rh-php56-php-pear-1:1.9.5-4.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS
rh-php56-0:2.3-1.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS
rh-php56-php-0:5.6.25-1.el7
Fixed · RHSA-2016:2750
Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS
rh-php56-php-pear-1:1.9.5-4.el7
Fixed · RHSA-2016:2750
Red Hat Enterprise Linux 5
php
Will not fix
Red Hat Enterprise Linux 5
php53
Will not fix
Red Hat Enterprise Linux 6
php
Will not fix
Red Hat Enterprise Linux 7
php
Will not fix
Red Hat Software Collections
php54-php
Will not fix
Red Hat Software Collections
php55-php
Will not fix
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux 6 | rh-php56-0:2.3-1.el6 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 | rh-php56-php-0:5.6.25-1.el6 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 | rh-php56-php-pear-1:1.9.5-4.el6 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS | rh-php56-0:2.3-1.el6 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS | rh-php56-php-0:5.6.25-1.el6 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS | rh-php56-php-pear-1:1.9.5-4.el6 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 | rh-php56-0:2.3-1.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 | rh-php56-php-0:5.6.25-1.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 | rh-php56-php-pear-1:1.9.5-4.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS | rh-php56-0:2.3-1.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS | rh-php56-php-0:5.6.25-1.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.2 EUS | rh-php56-php-pear-1:1.9.5-4.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS | rh-php56-0:2.3-1.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS | rh-php56-php-0:5.6.25-1.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS | rh-php56-php-pear-1:1.9.5-4.el7 | Fixed | RHSA-2016:2750 |
| Red Hat Enterprise Linux 5 | php | Will not fix | n/a |
| Red Hat Enterprise Linux 5 | php53 | Will not fix | n/a |
| Red Hat Enterprise Linux 6 | php | Will not fix | n/a |
| Red Hat Enterprise Linux 7 | php | Will not fix | n/a |
| Red Hat Software Collections | php54-php | Will not fix | n/a |
| Red Hat Software Collections | php55-php | Will not fix | n/a |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
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 (24 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 9.67% (0.09674) | 95.36th | v5 (v2026.06.15) |
| Jun 15, 2026 | 9.75% (0.09752) | 94.90th | v5 (v2026.06.15) |
| Jan 17, 2026 | 15.93% (0.15935) | 94.55th | v4 (v2025.03.14) |
| Jan 14, 2026 | 13.17% (0.13168) | 93.90th | v4 (v2025.03.14) |
| Dec 28, 2025 | 15.31% (0.15310) | 94.41th | v4 (v2025.03.14) |
| Dec 27, 2025 | 9.27% (0.09269) | 92.50th | v4 (v2025.03.14) |
| Oct 28, 2025 | 15.31% (0.15310) | 94.32th | v4 (v2025.03.14) |
| Oct 27, 2025 | 9.27% (0.09269) | 92.39th | v4 (v2025.03.14) |
| Oct 1, 2025 | 15.31% (0.15310) | 94.42th | v4 (v2025.03.14) |
| Aug 20, 2025 | 8.80% (0.08799) | 92.14th | v4 (v2025.03.14) |
| Jul 30, 2025 | 12.31% (0.12313) | 93.59th | v4 (v2025.03.14) |
| Jul 21, 2025 | 19.81% (0.19808) | 95.17th | v4 (v2025.03.14) |
| May 30, 2025 | 18.55% (0.18553) | 94.89th | v4 (v2025.03.14) |
| Apr 12, 2025 | 20.24% (0.20237) | 95.04th | v4 (v2025.03.14) |
| Mar 30, 2025 | 24.78% (0.24783) | 95.69th | v4 (v2025.03.14) |
| Mar 29, 2025 | 49.40% (0.49404) | 96.78th | v4 (v2025.03.14) |
| Mar 17, 2025 | 24.78% (0.24783) | 95.68th | v4 (v2025.03.14) |
| Dec 12, 2024 | 1.97% (0.01966) | 89.22th | v3 (v2023.03.01) |
| Apr 27, 2024 | 1.97% (0.01966) | 88.58th | v3 (v2023.03.01) |
| Sep 30, 2023 | 1.65% (0.01650) | 86.11th | v3 (v2023.03.01) |
| Mar 7, 2023 | 1.17% (0.01169) | 82.75th | v3 (v2023.03.01) |
| Mar 6, 2023 | 7.31% (0.07312) | 92.53th | v2 (v2022.01.01) |
| Apr 1, 2022 | 7.31% (0.07312) | 91.80th | v2 (v2022.01.01) |
| Feb 4, 2022 | 7.31% (0.07312) | 80.56th | v2 (v2022.01.01) |
References (18)
- http://github.com/php/php-src/commit/a44c89e8af7c2410f4bfc5e097be2a5d0639a60c?w=1 x_refsource_CONFIRMPatchThird Party Advisory
- http://lists.apple.com/archives/security-announce/2016/Sep/msg00006.html vendor-advisoryx_refsource_APPLEBroken LinkMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-07/msg00004.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2016-08/msg00025.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2016-08/msg00003.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://php.net/ChangeLog-5.php x_refsource_CONFIRMPatchRelease NotesVendor Advisory
- http://php.net/ChangeLog-7.php x_refsource_CONFIRMRelease NotesVendor Advisory
- http://rhn.redhat.com/errata/RHSA-2016-2750.html vendor-advisoryx_refsource_REDHATThird Party Advisory
- http://www.debian.org/security/2016/dsa-3618 vendor-advisoryx_refsource_DEBIANThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/06/23/4 mailing-listx_refsource_MLISTMailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/91398 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://access.redhat.com/security/cve/CVE-2016-5772 Vendor Advisory
- https://bugs.php.net/bug.php?id=72340 x_refsource_CONFIRMExploitIssue TrackingVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1351175 Issue Tracking
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731 x_refsource_CONFIRMThird Party Advisory
- https://nvd.nist.gov/vuln/detail/CVE-2016-5772
- https://support.apple.com/HT207170 x_refsource_CONFIRMThird Party Advisory
- https://www.cve.org/CVERecord?id=CVE-2016-5772
Change history (0)
No recorded changes yet.