CVE-2021-27504CWE-190

Texas Instruments FREERTOS Integer Overflow or Wraparound

High · published November 21, 2023

CVSS v3.1
7.4
EPSS
0%
Percentile
19.3
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
7.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00279 · 19.3th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2023-11-21T17:43Z
EPSS history
Timeline
  • 21 NOV 17:43Z
    Texas Instruments FREERTOS Integer Overflow or Wraparound
    cvelistv5