Mediatek · Mediatek Linkit Sdk · CVE-2021-30636
**Name of the Vulnerable Software and Affected Versions**
MediaTek LinkIt SDK versions prior to 4.6.1
**Description**
The issue is related to a possible memory corruption due to an integer overflow during mishandled memory allocation by `pvPortCalloc` and `pvPortRealloc`. This can lead to potential security risks.
**Recommendations**
For versions prior to 4.6.1, update to version 4.6.1 or later to resolve the issue. As a temporary workaround, consider restricting the use of `pvPortCalloc` and `pvPortRealloc` functions until a patch is available.