CVE-2021-22636
7.8
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability: 1.8 / Impact: 5.9
Source: NVD
Description
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.
Affected (6)
Configuration A
| Vulnerable Software | Affected Versions |
|---|---|
| All versions |
| Running on/with | Platform Versions |
|---|---|
Ti Cc3200 | All versions |
Ti Cc3220r | All versions |
Ti Cc3220s | All versions |
Ti Cc3220sf | All versions |
Ti Cc3230s | All versions |
Ti Cc3230sf | All versions |
Ti Cc3235s | All versions |
Ti Cc3235sf | All versions |
Configuration B
| Vulnerable Software | Affected Versions |
|---|---|
| Before 4.40.00 | |
| Before 4.40.00 | |
| Before 4.10.03 | |
| All versions | |
| All versions |
References (4)
Source: ics-cert@hq.dhs.gov
Third Party AdvisoryUS Government Resource
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party AdvisoryUS Government Resource
Timeline
No history available yet.