CVE-2026-64004

A flaw was found in the Linux kernel's AFIUCV Inter-User Communication Vehicle networking module. A local user can exploit a race condition between message reception and socket option retrieval, specifically when calling getsockoptSOMSGSIZE. This can lead to a null pointer dereference, causing th...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-000547)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-000547 advisory. The iucvsockrecvmsg function in net/iucv/afiucv.c in the Linux kernel before 3.9-rc7 does not initialize a certain length variable, which allows local users to obtai...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an undersized iucv driver interrupt data, which could lead to memory corruption...

kernel: net/iucv: fix use after free in iucv_sock_close()

A possible use-after-free vulnerability was found in the Linux kernel in iucvsockclose. This issue may lead to a crash or memory corruption...