NULL Pointer Dereference Affecting php7-fileinfo package, versions <7.4.33-150200.3.46.2
Threat Intelligence
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 ID SNYK-SLES153-PHP7FILEINFO-3129105
- published 19 Nov 2022
- disclosed 18 Nov 2022
Introduced: 18 Nov 2022
CVE-2021-21702 Open this link in a new tabHow to fix?
Upgrade SLES:15.3 php7-fileinfo to version 7.4.33-150200.3.46.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream php7-fileinfo package and not the php7-fileinfo package as distributed by SLES.
See How to fix? for SLES:15.3 relevant fixed versions and status.
In PHP versions 7.3.x below 7.3.27, 7.4.x below 7.4.15 and 8.0.x below 8.0.2, when using SOAP extension to connect to a SOAP server, a malicious SOAP server could return malformed XML data as a response that would cause PHP to access a null pointer and thus cause a crash.
References
- https://www.suse.com/security/cve/CVE-2021-21702.html
- https://bugzilla.suse.com/1182049
- https://bugs.php.net/bug.php?id=80672
- https://www.debian.org/security/2021/dsa-4856
- https://security.netapp.com/advisory/ntap-20210312-0005/
- https://security.gentoo.org/glsa/202105-23
- https://lists.debian.org/debian-lts-announce/2021/07/msg00008.html
- https://www.tenable.com/security/tns-2021-14
- https://www.oracle.com/security-alerts/cpuoct2021.html