Description
zephyr-rtos version 1.12.0 contains a NULL base pointer reference vulnerability in sys_ring_buf_put(), sys_ring_buf_get() that can result in CPU Page Fault (error code 0x00000010). This attack appear to be exploitable via a malicious application call the vulnerable kernel APIs (system sys_ring_buf_get() and sys_ring_buf_put).
References (1)
Core 1
Core References
Exploit, Third Party Advisory x_refsource_confirm
https://github.com/zephyrproject-rtos/zephyr/issues/7638
Scores
CVSS v3
9.8
EPSS
0.0166
EPSS Percentile
73.7%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-476
Status
published
Products (1)
zephyrproject/zephyr
1.12.0
Published
Sep 06, 2018
Tracked Since
Feb 18, 2026