CVE-2025-12890 — Improper Check or Handling of Exceptional Conditions in Zephyr

CWE-703 — Improper Check or Handling of Exceptional Conditions2 documents2 sources
Severity
6.5MEDIUMNVD
EPSS
0.0%
top 94.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
1
Zephyrproject-rtos Zephyr
Timeline
PublishedNov 7

Description

Improper handling of malformed Connection Request with the interval set to be 1 (which supposed to be illegal) and the chM 0x7CFFFFFFFF triggers a crash. The peripheral will not be connectable after it.

CVSS vector

CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 2.8 | Impact: 3.6

Affected Packages1 packages

▶CVEListV5zephyrproject-rtos/zephyr* — 4.1

🔴Vulnerability Details

1
CVEList
Bluetooth: peripheral: Invalid handling of malformed connection request↗2025-11-07
▶
CVE-2025-12890 — Zephyr vulnerability | cvebase