AlmaLinux 8 : kernel (ALSA-2026:26427)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:26427 advisory. kernel: mptcp: fix slab-use-after-free in inetlookupestablished CVE-2026-31669 kernel: xen/privcmd: fix double free via VMA splitting CVE-2026-31787...

OESA-2026-2581 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: net: mvpp2: Prevent parser TCAM memory corruption Protect the parser TCAM/SRAM memory, and the cached shadow SRAM information, from concurrent modifications. Bot...

RHEL 9 : kernel (RHSA-2026:1444)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:1444 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ntbhwswitchtec: Fix...

Azure Linux 3.0 Security Update: kernel (CVE-2025-23145)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2025-23145 advisory. - In the Linux kernel, the following vulnerability has been resolved: mptcp: fix NULL pointer in...

Linux Distros Unpatched Vulnerability : CVE-2025-68221

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - mptcp: fix address removal logic in mptcppmnlrmaddr Fix inverted WARNONONCE condition that prevented normal address removal counter updates. The current code on...

Linux Distros Unpatched Vulnerability : CVE-2025-23145

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: mptcp: fix NULL pointer in canacceptnewsubflow When testing valkey benchmark tool with MPTCP...

Designing sockfuzzer, a network syscall fuzzer for XNU

Posted by Ned Williamson, Project Zero Introduction When I started my 20% project – an initiative where employees are allocated twenty-percent of their paid work time to pursue personal projects – with Project Zero, I wanted to see if I could apply the techniques I had learned fuzzing Chrome to...