CVE-2025-12899 — net: icmp: Out of bound memory read
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 c…
Published: 2026-01-30 · CVSS: 6.5 · CVSS 3.1
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.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7