CVE-2021-3322CWE-476

Unexpected Pointer Aliasing in IEEE 802154 Fragment Reassembly in Zephyr

Medium · published October 12, 2021

CVSS v3.1
6.5
EPSS
1%
Percentile
44.9
In the wild
Unconfirmed
What it is

Unexpected Pointer Aliasing in IEEE 802154 Fragment Reassembly in Zephyr. Zephyr versions >= >=2.4.0 contain NULL Pointer Dereference (CWE-476). For more information, see https://github.com/zephyrproject-rtos/zephyr/security/advisories/GHSA-p86r-gc4r-4mq3

The record
Technical detail
CVSS v3.1
6.5 · MEDIUM
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00544 · 44.9th percentile
Weakness
CWE-476 · NULL Pointer Dereference
Published
2021-10-12T21:50Z
EPSS history
Timeline
  • 12 OCT 21:50Z
    Unexpected Pointer Aliasing in IEEE 802154 Fragment Reassembly in Zephyr
    cvelistv5