Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from the percpuref in the md/md-llbitmap driver. This vulnerability causes permanent damage if the pau...

The vulnerability of the __acquires() function in the drivers/md/md-bitmap.c file of the multi-device driver module for Linux operating systems, which allows an attacker to compromise the confidentiality, integrity, and accessibility of protected information.

The vulnerability of the acquires function in the drivers/md/md-bitmap.c file of the Linux device driver module for multiple devices such as RAID and LVM is related to reading beyond the buffer boundaries. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...

PT-2025-38419

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s md-bitmap driver where the return value of the md bitmap get counter function is not properly checked. If this function returns a NULL pointer, a null...