CVEvulnerability

CVE-2021-22156

9.8 CRITICAL Published 2021-08-17 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-08-17
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
9.0 CRITICAL — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS 3.1 ([email protected])
9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 2.0 ([email protected])
6.8 MEDIUM — AV:N/AC:M/Au:N/C:P/I:P/A:P
Weaknesses
CWE-190

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.

Affected configurations

• blackberry qnx software development platform (< 6.5.0) • blackberry qnx software development platform 6.5.0 • blackberry qnx os for medical (<= 1.1.1) • blackberry qnx os for safety (<= 1.0.2)

Related

Weakness · CWE (1)

  • CWE-190 Integer Overflow or Wraparound weakness

References