CVE-2021-27421CWE-190

NXP MCUXpresso SDK Integer Overflow or Wraparound

High · published May 3, 2022

CVSS v3.1
7.3
EPSS
1%
Percentile
58.5
In the wild
Unconfirmed
What it is

NXP MCUXpresso SDK versions prior to 2.8.2 are vulnerable to integer overflow in SDK_Malloc function, which could allow to access memory locations outside the bounds of a specified array, leading to unexpected behavior such segmentation fault when assigning a particular block of memory from the heap via malloc.

The record
Technical detail
CVSS v3.1
7.3 · HIGH
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00872 · 58.5th percentile
Weakness
CWE-190 · Integer Overflow or Wraparound
Published
2022-05-03T20:24Z
EPSS history
Timeline
  • 03 MAY 20:24Z
    NXP MCUXpresso SDK Integer Overflow or Wraparound
    cvelistv5