CVE-2026-88778

Citrix NetScaler ADC and NetScaler Gateway are vulnerable to a TCP Initial Sequence Number (ISN) prediction flaw. The issue affects appliances with TCP-based virtual servers (such as HTTP, SSL, or TCP) where Enhanced ISN Generation is disabled. This vulnerability allows for predictable sequence n...

CVE-2026-64024

In the Linux kernel, the following vulnerability has been resolved: tcp: fix stale per-CPU tcptwisn leak enabling ISN prediction Blamed commit moved the TIMEWAIT-derived ISN from the skb control block to a per-CPU variable, assuming the value would always be consumed by tcpconnrequest for the sam...

CVE-2026-64024: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: tcp: fix stale per-CPU tcptwisn leak enabling ISN prediction Blamed commit moved the TIMEWAIT-derived ISN from the skb control block to a per-CPU variable, assuming the value would always be consumed by tcpconnrequest for the sam...

FreeBSD-SA-03:03.syncookies

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-03:03.syncookies Security Advisory The FreeBSD Project Topic: Brute force attack on SYN cookies Category: core Module: sysnetinet Announced: 2003-02-24 Credits:...