Unity Linux 20.1070a Security Update: kernel (UTSA-2026-146315)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-146315 advisory. In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP...

Unity Linux 20.1020e / 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-142515)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-142515 advisory. In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: kcm: Use WRITEONCE when changing lower-level socket callbacks. The kcmattach function replaces the skdataready and skwritespace callbacks of a live lower-level TCP socket with KCM handlers. The kcmunattach function restores...

CVE-2026-74262: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP socket's skdataready and skwritespace callbacks with KCM handlers, and kcmunattach restores them later. Those callback-pointer updates ar...

CVE-2026-74262: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kcm: use WRITEONCE when changing lower socket callbacks kcmattach replaces a live lower TCP socket's skdataready and skwritespace callbacks with KCM handlers, and kcmunattach restores them later. Those callback-pointer updates ar...

CVE-2025-38717: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: net: kcm: Fix race condition in kcmunattach syzbot found a race condition when kcmunattachpsock and kcmreleasekcm are executed at the same time. kcmunattach is missing a check of the flag kcm-txstopped before calling queuework. I...