Use After Free Affecting php-tidy package, versions *
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.
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Test your applications- Snyk IDSNYK-RHEL6-PHPTIDY-1360598
- published26 Jul 2021
- disclosed22 Feb 2017
Introduced: 22 Feb 2017
CVE-2017-11143 (opens in a new tab)How to fix?
There is no fixed version for RHEL:6 php-tidy.
NVD Description
Note: Versions mentioned in the description apply only to the upstream php-tidy package and not the php-tidy package as distributed by RHEL.
See How to fix? for RHEL:6 relevant fixed versions and status.
In PHP before 5.6.31, an invalid free in the WDDX deserialization of boolean parameters could be used by attackers able to inject XML for deserialization to crash the PHP interpreter, related to an invalid free for an empty boolean element in ext/wddx/wddx.c.
References
- http://www.securityfocus.com/bid/99553
- http://openwall.com/lists/oss-security/2017/07/10/6
- http://php.net/ChangeLog-5.php
- https://bugs.php.net/bug.php?id=74145
- https://git.php.net/?p=php-src.git;a=commit;h=2aae60461c2ff7b7fbcdd194c789ac841d0747d7
- https://security.netapp.com/advisory/ntap-20180112-0001/
- https://www.tenable.com/security/tns-2017-12
- https://access.redhat.com/security/cve/CVE-2017-11143
- https://www.debian.org/security/2018/dsa-4081
- https://access.redhat.com/errata/RHSA-2018:1296
- https://git.php.net/?p=php-src.git%3Ba=commit%3Bh=2aae60461c2ff7b7fbcdd194c789ac841d0747d7