Vulnerability Details 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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.009
EPSS Ranking 74.2%
CVSS Severity
CVSS v3 Score 9.8
CVSS v2 Score 6.8
References
- https://support.blackberry.com/kb/articleDetail?articleNumber=000082334
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-qnx-TOxjVPdL
- https://support.blackberry.com/kb/articleDetail?articleNumber=000082334
- https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-qnx-TOxjVPdL
Products affected by CVE-2021-22156
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cpe:2.3:a:blackberry:qnx_software_development_platform:-
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cpe:2.3:a:blackberry:qnx_software_development_platform:6.4.0
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cpe:2.3:a:blackberry:qnx_software_development_platform:6.4.1
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cpe:2.3:a:blackberry:qnx_software_development_platform:6.5.0
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cpe:2.3:o:blackberry:qnx_os_for_medical:-
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cpe:2.3:o:blackberry:qnx_os_for_medical:1.0
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cpe:2.3:o:blackberry:qnx_os_for_medical:1.1
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cpe:2.3:o:blackberry:qnx_os_for_medical:1.1.1
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cpe:2.3:o:blackberry:qnx_os_for_safety:-
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cpe:2.3:o:blackberry:qnx_os_for_safety:1.0
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cpe:2.3:o:blackberry:qnx_os_for_safety:1.0.0
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cpe:2.3:o:blackberry:qnx_os_for_safety:1.0.1
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cpe:2.3:o:blackberry:qnx_os_for_safety:1.0.2