CyberRota Analysis
This is a critical severity vulnerability with a CVSS score of 9.0. It may lead to a denial-of-service condition.
CVE
CVE-2021-22156
Severity
CRITICAL
CVSS
9
EPSS
1.80%
Original NVD Description
An integer overflow vulnerability in the calloc() function of the C runtime library of affected versions of BlackBerry® QNX Software Development Platform (SDP) version(s) 6.5.0SP1 and earlier, QNX OS for Medical 1.1 and earlier, and QNX OS for Safety 1.0.1 and earlier that could allow an attacker to potentially perform a denial of service or execute arbitrary code.
Related CVEs
Other vulnerabilities affecting the same vendor(s)