CVE-2025-12899

Publication date

2026-01-30 05:34:19

Family

zephyr

State

PUBLISHED

Description

A flaw in Zephyr’s network stack allows an IPv4 packet containing ICMP type 128 to be misclassified as an ICMPv6 Echo Request. This results in an out-of-bounds memory read and creates a potential information-leak vulnerability in the networking subsystem.