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 key deletion in a situation with an invalid array size. Exploitation of this issue can have an unspecified impact on the integrity of PHP.
- Score
- CVSS 3.0 9.8 Critical
- Status
- Modified - cve@mitre.org
- Published
- 2017-08-18
- Last modified
- 2024-08-05
- Weaknesses
- CWE-416
Affected products
References
- http://php.net/ChangeLog-7.php
- http://www.securityfocus.com/bid/100427
- https://access.redhat.com/errata/RHSA-2018:1296
- https://access.redhat.com/errata/RHSA-2019:2519
- https://bugs.php.net/bug.php?id=74103
- https://github.com/php/php-src/commit/1a23ebc1fff59bf480ca92963b36eba5c1b904c4
- https://security.gentoo.org/glsa/201709-21
- https://security.netapp.com/advisory/ntap-20180112-0001/
- https://www.debian.org/security/2018/dsa-4080
