FreeBSD Security Advisory - FreeBSD-SA-26:43.tcp

FreeBSD Security Advisory - The RACK setsockopt2 handler drops the connection lock in order to copy option data from userspace, then reacquires the lock. After reacquiring, it verifies that the TCP stack had not been switched away, but did not reload its pointer to the stack's per-connection...

Linux Distros Unpatched Vulnerability : CVE-2025-38670

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: arm64/entry: Mask DAIF in cpuswitchto, callonirqstack cpuswitchto and callonirqstack...

x86: mishandling of debug exceptions

ISSUE DESCRIPTION When switching stacks, it is critical to have a matching stack segment and stack pointer. To allow an atomic update from what would otherwise be two adjacent instructions, an update which changes the stack segment either a mov or pop instruction with %ss encoded as the destinati...