Unity Linux 20.1050a Security Update: kernel (UTSA-2026-053256)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-053256 advisory. In the Linux kernel, the following vulnerability has been resolved: bcache: fix NULL pointer in cachesetflush 1. LINE1794 - LINE1887 is some codes about function of...

cached_dev_cache_miss() function in the DoS

The vulnerability of the cacheddevcachemiss function in the drivers/md/bcache/request.c module of the Linux device support driver for multiple devices RAID and LVM is related to the execution of operations outside the buffer boundaries. Exploiting this vulnerability could allow an attacker to cau...

Linux kernel null pointer dereference vulnerability (CNVD-2025-04163)

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from the BCache module not properly checking that c-root is NULL in cachesetflush, which could lea...

Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. Linux kernel suffers from a null pointer dereference vulnerability that stems from the BCache module not properly checking that c-root is NULL in cachesetflush, which could lea...