CVE Vulnerability

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.

6.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

9.8 /10

CVSS v3.0 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://support.blackberry.com/kb/articleDetail?articleNumber=000082334 Patch Vendor Advisory
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-qnx-TOxjVPdL Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:blackberry:qnx_software_development_platform:6.5.0:sp1:*:*:*:*:*:*
cpe:2.3:a:blackberry:qnx_software_development_platform:6.5.0:-:*:*:*:*:*:*
cpe:2.3:a:blackberry:qnx_software_development_platform:*:*:*:*:*:*:*:*
cpe:2.3:o:blackberry:qnx_os_for_medical:*:*:*:*:*:*:*:*
cpe:2.3:o:blackberry:qnx_os_for_safety:*:*:*:*:*:*:*:*
Information

Published : 2021-08-17 07:15

Updated : 2021-08-30 11:26

NVD link : CVE-2021-22156

Mitre link : CVE-2021-22156

Products Affected
No products.
CWE
CWE-190