Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-22156

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.

Published

2021-08-17T19:15:08.057

Last Modified

2024-11-21T05:49:36.947

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:P/I:P/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-190
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application blackberry qnx_software_development_platform < 6.5.0 Yes
Application blackberry qnx_software_development_platform 6.5.0 Yes
Application blackberry qnx_software_development_platform 6.5.0 Yes
Operating System blackberry qnx_os_for_medical ≤ 1.1.1 Yes
Operating System blackberry qnx_os_for_safety ≤ 1.0.2 Yes
References