CVE-2017-12932 ext/standard/var_unserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for k...
CriticalCVSS 9.8
EPSS 7.4%
- Published
- Updated
- Exploit status
- No public exploit known
Description
ext/standard/var_unserializer.re in PHP 7.0.x through 7.0.22 and 7.1.x through 7.1.8 is prone to a heap use after free while unserializing untrusted data, related to improper use of the hash API for key deletion in a situation with an invalid array size. Exploitation of this issue can have an unspecified impact on the integrity of PHP.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| PHP | = 7.0.0 | No fix listed |
| PHP | = 7.0.1 | No fix listed |
| PHP | = 7.0.2 | No fix listed |
| PHP | = 7.0.3 | No fix listed |
| PHP | = 7.0.4 | No fix listed |
| PHP | = 7.0.5 | No fix listed |
| PHP | = 7.0.6 | No fix listed |
| PHP | = 7.0.7 | No fix listed |
| PHP | = 7.0.8 | No fix listed |
| PHP | = 7.0.9 | No fix listed |
| PHP | = 7.0.10 | No fix listed |
| PHP | = 7.0.11 | No fix listed |
| PHP | = 7.0.12 | No fix listed |
| PHP | = 7.0.13 | No fix listed |
| PHP | = 7.0.14 | No fix listed |
| PHP | = 7.0.15 | No fix listed |
| PHP | = 7.0.16 | No fix listed |
| PHP | = 7.0.17 | No fix listed |
| PHP | = 7.0.18 | No fix listed |
| PHP | = 7.0.19 | No fix listed |
| PHP | = 7.0.20 | No fix listed |
| PHP | = 7.0.21 | No fix listed |
| PHP | = 7.0.22 | No fix listed |
| PHP | = 7.1.0 | No fix listed |
| PHP | = 7.1.1 | No fix listed |
Show 7 more
| Product | Affected versions | Fixed in |
|---|---|---|
| PHP | = 7.1.2 | No fix listed |
| PHP | = 7.1.3 | No fix listed |
| PHP | = 7.1.4 | No fix listed |
| PHP | = 7.1.5 | No fix listed |
| PHP | = 7.1.6 | No fix listed |
| PHP | = 7.1.7 | No fix listed |
| PHP | = 7.1.8 | No fix listed |
References
- php.net release-notes vendor-advisory
- 100427 third-party-advisory vdb-entry
- RHSA-2018:1296 vendor-advisory
- RHSA-2019:2519 vendor-advisory
- bugs.php.net issue-tracking vendor-advisory
- github.com patch third-party-advisory
- GLSA-201709-21 vendor-advisory
- security.netapp.com
- DSA-4080 vendor-advisory