CVE-2021-22547 — Buffer overrun in Google Cloud IoT Device SDK for Embedded C
In IoT Devices SDK, there is an implementation of calloc() that doesn't have a length check. An attacker could pass in memory objects larger than the buffer and wrap around to h…
Published: 2021-05-04 · CVSS: 6.3 · CVSS 3.1
In IoT Devices SDK, there is an implementation of calloc() that doesn't have a length check. An attacker could pass in memory objects larger than the buffer and wrap around to have a smaller buffer than required, allowing the attacker access to the other parts of the heap. We recommend upgrading the Google Cloud IoT Device SDK for Embedded C used to 1.0.3 or greater.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7