CVE-2026-49943

CZ.NIC BIRD Internet Routing Daemon through 2.19.0 contains a stack-based buffer overflow in the BGP ASPATH mask matching implementation in nest/a-path.c. The aspathmatch function uses a fixed-size stack array of 2048 + 1 pmpos entries, while parsepath expands ASPATH segments from a received BGP...

CZ.NIC knot-resolver 输入验证错误漏洞

Knot Resolver is an open source caching DNS resolver written in C and LuaJIT from the Czech Republic's CZ.NIC Cz.nic association. A security vulnerability exists in knot-resolver versions prior to 2.3.0, which can be exploited by attackers to cause a denial of service...