02:25
2026-09-26
dev.to
ai-infrastructure
TDengine CVE-2026-42542: Unauthenticated Integer Underflow Crashes taosd with a Single Packet
Ridge Security disclosed CVE-2026-42542, a high-severity unauthenticated integer underflow in TDengine's RPC processing that lets a single crafted packet sent to TCP/6030 crash the taosd process. The …