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.

CVSS v3.0 9.8 CRITICAL
CVSS v2.0 6.8 MEDIUM

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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

6.8^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 8.6 / Impact : 6.4

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

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 (hide)

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

Information

Published : 2021-08-17 12:15

Updated : 2021-08-30 04:26

NVD link : CVE-2021-22156

Mitre link : CVE-2021-22156

JSON object : View

CWE

CWE-190

Integer Overflow or Wraparound

Products Affected

blackberry

qnx_os_for_medical
qnx_software_development_platform
qnx_os_for_safety

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