CVE-2020-25743: Qemu

Low severity, CVSS 3.2. EPSS: 0.5% chance of exploitation in the next 30 days.

hw/ide/pci.c in QEMU before 5.1.1 can trigger a NULL pointer dereference because it lacks a pointer check before an ide_cancel_dma_sync call.

Affected products

• Qemu Qemu: before 5.1.1 (fixed in 5.1.1)
• Red Hat Enterprise Linux: version 7.0 only; version 8.0 only
• Red Hat Openstack Platform: version 13.0 only

Published 2020-10-06. Last modified 2026-06-17.