CVE-2026-90181

A flaw was found in the Linux kernel's ublk universal block driver. A local attacker could trigger an xarray allocation failure during the teardown of a shared memory zero-copy SHMEMZC buffer. This issue causes the teardown process to enter an infinite retry loop, preventing forward progress and...

SUSE CVE-2026-90181

In the Linux kernel, the following vulnerability has been resolved: ublk: avoid teardown retry loop on xarray allocation failure ublkshmemremoveranges removes matching maple tree ranges in batches, but first stores each range into a temporary xarray so that the pages can be unpinned after droppin...

CVE-2026-90181

In the Linux kernel, the following vulnerability has been resolved: ublk: avoid teardown retry loop on xarray allocation failure ublkshmemremoveranges removes matching maple tree ranges in batches, but first stores each range into a temporary xarray so that the pages can be unpinned after droppin...

CVE-2026-90181: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: ublk: avoid teardown retry loop on xarray allocation failure ublkshmemremoveranges removes matching maple tree ranges in batches, but first stores each range into a temporary xarray so that the pages can be unpinned after droppin...

PT-2026-94529

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the ublk shmem remove ranges function where a teardown retry loop can occur due to an xarray allocation failure. The function attempts to store ranges into a temporary...