CVE-2021-22636

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-04	Third Party Advisory US Government Resource
https://www.ti.com/tool/TI-RTOS-MCU	Product

Configurations

Configuration 1 (hide)

AND

OR	cpe:2.3:h:ti:cc3200:-:::::::*
	cpe:2.3:h:ti:cc3220r:-:::::::*
	cpe:2.3:h:ti:cc3220s:-:::::::*
	cpe:2.3:h:ti:cc3220sf:-:::::::*
	cpe:2.3:h:ti:cc3230s:-:::::::*
	cpe:2.3:h:ti:cc3230sf:-:::::::*
	cpe:2.3:h:ti:cc3235s:-:::::::*
	cpe:2.3:h:ti:cc3235sf:-:::::::*

cpe:2.3:o:ti:real-time_operating_system:-:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:a:ti:simplelink_cc13xx_software_development_kit::::::::
	cpe:2.3:a:ti:simplelink_cc26xx_software_development_kit::::::::
	cpe:2.3:a:ti:simplelink_cc32xx_software_development_kit::::::::
	cpe:2.3:a:ti:simplelink_msp432e401y:-:::::::*
	cpe:2.3:a:ti:simplelink_msp432e411y:-:::::::*

History

No history.

Information

Published : 2023-11-20 19:15

Updated : 2023-12-01 20:53

NVD link : CVE-2021-22636

Mitre link : CVE-2021-22636

CVE.ORG link : CVE-2021-22636

JSON object : View

Products Affected

ti

simplelink_cc32xx_software_development_kit
cc3220r
cc3220sf
simplelink_cc26xx_software_development_kit
simplelink_msp432e411y
simplelink_cc13xx_software_development_kit
cc3200
cc3230s
simplelink_msp432e401y
cc3235s
cc3235sf
cc3230sf
cc3220s
real-time_operating_system

CWE

CWE-190

Integer Overflow or Wraparound

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