CVE-2026-72440 md/raid1: fix writes_pending and barrier reference leaks on write failures

In the Linux kernel, the following vulnerability has been resolved: md/raid1: fix writespending and barrier reference leaks on write failures raid1makerequest acquires a writespending reference with mdwritestart before calling raid1writerequest. Several failure paths in raid1writerequest complete...

The vulnerability of the raid1_write_request() function in the Linux kernel driver allows a hacker to cause a service failure.

The vulnerability of the raid1writerequest function in the drivers/md/raid1.c file of the Linux kernel’s RAID driver is related to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to cause a service failure...

CVE-2024-35979

The connected MiracleLinux AXSA advisory documents CVE-2024-35979 and describes the Linux kernel raid1 use-after-free in raid1_write_request() where r1_bio->bios[] temporarily pointed to the original bio and could be freed if a blocked rdev was encountered, freeing the underlying bios. The mit...