CVE-2026-45953

A flaw was found in the Linux kernel's RAID5 module. When a low-level bitmap llbitmap bit state is unwritten in a degraded array, a missing check during write operations can cause the system to enter an infinite loop. This can lead to an I/O hang, effectively resulting in a Denial of Service DoS...

The vulnerability of the md_bitmap_resize() function in the drivers/md/md-bitmap.c file of the Linux device driver for multiple devices (such as RAID and LVM) allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the mdbitmapresize function in the drivers/md/md-bitmap.c file of the Linux device driver for multiple devices such as RAID and LVM is related to the assignment of the NULL pointer. Exploiting this vulnerability could allow an attacker to compromise the confidentiality,...