CVE-2021-27504
High
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.
SeverityHigh
CVSS7.4
Exploit probability—
ProductAmazon Freertos
PublishedNov 21, 2023
First seenNov 21, 2023
Weakness typeCWE-190Integer overflow
How to fix
Update
- ti simplelink_cc13xx_software_development_kit4.40.00 or later
- ti simplelink_cc26xx_software_development_kit4.40.00 or later
- ti simplelink_cc32xx_software_development_kit4.10.03 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| amazon freertos | 10.4.1 | — |
| ti simplelink_cc13xx_software_development_kit | v < 4.40.00 | 4.40.00 |
| ti simplelink_cc26xx_software_development_kit | v < 4.40.00 | 4.40.00 |
| ti simplelink_cc32xx_software_development_kit | v < 4.10.03 | 4.10.03 |
| ti simplelink_msp432e401y | No range specified | — |
| ti simplelink_msp432e411y | No range specified | — |
Check your version
Choose the product and enter the version you run to see whether it falls in the affected range.
In the Intelligence 360 plan
Attack Surface Management
See the assets tied to your domains, the technologies they run and known vulnerabilities in one list.