Release of Invalid Pointer or Reference
CVE-2019-11930
Summary
An invalid free in mb_detect_order can cause the application to crash or potentially result in remote code execution. This issue affects HHVM versions prior to 3.30.12, all versions between 4.0.0 and 4.8.5, all versions between 4.9.0 and 4.23.1, as well as 4.24.0, 4.25.0, 4.26.0, 4.27.0, 4.28.0, and 4.28.1.
- LOW
- NETWORK
- HIGH
- UNCHANGED
- NONE
- NONE
- HIGH
- HIGH
CWE-763 - Release of Invalid Pointer or Reference
The application attempts to return a memory resource to the system, but calls the wrong release function or calls the appropriate release function incorrectly.
References
Advisory Timeline
- Published