CVE-2026-72437

A flaw was found in the Linux kernel's md/raid1 component. When a read operation is retried with the REQNOWAIT flag set, and the waitreadbarrier function fails, a pre-allocated r1bio structure may not be properly freed. This resource leak can accumulate over time, potentially leading to a denial ...

UBUNTU-CVE-2026-72437

In the Linux kernel, the following vulnerability has been resolved: md/raid1: free r1bio when REQNOWAIT is set and read would block on retry When a read is retried, raid1readrequest may be called with a pre-allocated r1bio. If waitreadbarrier fails for a REQNOWAIT read, the bio is completed and t...