A flaws was discovered in the way PHP performed object unserialization. Specially crafted input processed by the unserialize() function could cause a PHP application to crash or, possibly, execute arbitrary code.
Find out more about CVE-2014-8142 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue did not affect the versions of php as shipped with Red Hat Enterprise Linux 5 and 6 or the versions of php53 as shipped with Red Hat Enterprise Linux 5.
The PHP manual documents that using unserialize() on untrusted user input is unsafe and not recommended.
| Base Score | 5.1 |
|---|---|
| Base Metrics | AV:N/AC:H/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | High |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (php55-php) | RHSA-2015:1053 | 2015-06-04 |
| Red Hat Enterprise Linux 7 (php) | RHSA-2015:1135 | 2015-06-23 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (php54-php) | RHSA-2015:1066 | 2015-06-04 |
| Red Hat Software Collections for Red Hat Enterprise Linux 7 (php54-php) | RHSA-2015:1066 | 2015-06-04 |
| Red Hat Software Collections for Red Hat Enterprise Linux 6 (php55-php) | RHSA-2015:1053 | 2015-06-04 |
| Platform | Package | State |
|---|---|---|
| Red Hat Software Collections for Red Hat Enterprise Linux | rh-php56-php | Not affected |
| Red Hat Enterprise Linux 6 | php | Not affected |
| Red Hat Enterprise Linux 5 | php | Not affected |
| Red Hat Enterprise Linux 5 | php53 | Not affected |
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