CVE-2021-27504

HIGH

Amazon FreeRTOS - Integer Overflow in malloc

Title source: llm
STIX 2.1

Description

Texas Instruments devices running FREERTOS, malloc returns a valid pointer to a small buffer on extremely large values, which can trigger an integer overflow vulnerability in 'malloc' for FreeRTOS, resulting in code execution.

References (2)

Core 2
Core References
Third Party Advisory, US Government Resource
https://www.cisa.gov/news-events/ics-advisories/icsa-21-119-04

Scores

CVSS v3 7.4
EPSS 0.0009
EPSS Percentile 24.6%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-190
Status published
Products (6)
amazon/freertos 10.4.1
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
Published Nov 21, 2023
Tracked Since Feb 18, 2026