Use After Free Affecting rh-php70-php-intl package, versions <0:7.0.27-1.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk IDSNYK-RHEL7-RHPHP70PHPINTL-4742001
- published1 Nov 2021
- disclosed20 Feb 2017
Introduced: 20 Feb 2017
CVE-2017-12932 (opens in a new tab)How to fix?
Upgrade RHEL:7 rh-php70-php-intl to version 0:7.0.27-1.el7 or higher.
This issue was patched in RHSA-2018:1296.
NVD Description
Note: Versions mentioned in the description apply only to the upstream rh-php70-php-intl package and not the rh-php70-php-intl package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
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.
References
- http://www.securityfocus.com/bid/100427
- http://php.net/ChangeLog-7.php
- https://bugs.php.net/bug.php?id=74103
- https://github.com/php/php-src/commit/1a23ebc1fff59bf480ca92963b36eba5c1b904c4
- https://security.netapp.com/advisory/ntap-20180112-0001/
- https://access.redhat.com/security/cve/CVE-2017-12932
- https://www.debian.org/security/2018/dsa-4080
- https://security.gentoo.org/glsa/201709-21
- https://access.redhat.com/errata/RHSA-2018:1296