CVE-2026-19735

The RFC 6528 initial-sequence-number implementation in subsys/net/ip/tcp.c derived every TCP ISN from SHA-256uniquekey || four-tuple plus a uptime-derived offset, where uniquekey is a 128-bit secret filled once by syscsrandget. The return value of that call was discarded and the once guard was...

CVE-2001-0162

WinCE 3.0.9348 generates predictable TCP Initial Sequence Numbers ISNs, which allows remote attackers to spoof or hijack TCP connections...

CVE-2004-0641: Undefined Security Weakness

Thomson SpeedTouch 510 ADSL Router with firmware GV8BAA3.270, and possibly earlier versions, generates predictable TCP Initial Sequence Numbers ISNs, which allows remote attackers to spoof or hijack TCP connections...