CVE-2026-53124

CVE-2026-53124 concerns the Linux kernel ublk subsystem. A per-IO canceled flag incorrectly remains set if a ublk server dies during device recovery before all IOs are fetched, causing cancellation of fetch commands to potentially never complete. This leaves outstanding I/O and can lead to resour...

CVE-2026-53124 ublk: reset per-IO canceled flag on each fetch

In the Linux kernel, the following vulnerability has been resolved: ublk: reset per-IO canceled flag on each fetch If a ublk server starts recovering devices but dies before issuing fetch commands for all IOs, cancellation of the fetch commands that were successfully issued may never complete. Th...