7.4
CWE
190
Advisory Published
Updated

CVE-2021-22636: Texas Instruments TI-RTOS Integer Overflow or Wraparound

First published: Mon Nov 20 2023(Updated: )

Texas Instruments TI-RTOS, when configured to use HeapMem heap(default), malloc returns a valid pointer to a small buffer on extremely large values, which can trigger an integer overflow vulnerability in 'HeapMem_allocUnprotected' and result in code execution.

Credit: ics-cert@hq.dhs.gov

Affected SoftwareAffected VersionHow to fix
Ti Real-time Operating System
Ti Cc3200
Ti Cc3220r
Ti Cc3220s
Ti Cc3220sf
Ti Cc3230s
Ti Cc3230sf
Ti Cc3235s
Ti Cc3235sf
Ti Simplelink Cc13xx Software Development Kit<4.40.00
Ti Simplelink Cc26xx Software Development Kit<4.40.00
Ti Simplelink Cc32xx Software Development Kit<4.10.03
Ti Simplelink Msp432e401y
Ti Simplelink Msp432e411y

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