Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: Fixed a heap buffer overflow in ioam6fillTraceData. In the receive path, ioam6fillTraceData uses trace-nodelen to determine how much data to write for each node. It relies on this field directly from the incoming...

CVE-2026-43186

A flaw was found in the Linux kernel's IPv6 In-situ Operations, Administration, and Maintenance IOAM functionality. A remote attacker can send a specially crafted packet that manipulates the nodelen field while processing trace data. This manipulation leads to a heap buffer overflow, causing...