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...

The vulnerability of the kcm_attach() function in the net/kcm/kcmsock.c module, which is part of the Linux kernel’s networking functions, allows a remote attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the kcmattach function in the net/kcm/kcmsock.c module, which implements networking functions for the Linux operating system’s kernel, is related to improper initialization. Exploiting this vulnerability could allow a remote attacker to compromise the confidentiality,...