CVE-2020-13361: Canonical Ubuntu Linux

Low severity, CVSS 3.9. EPSS: 0.4% chance of exploitation in the next 30 days.

In QEMU 5.0.0 and earlier, es1370_transfer_audio in hw/audio/es1370.c does not properly validate the frame count, which allows guest OS users to trigger an out-of-bounds access during an es1370_write() operation.

Affected products

• Canonical Ubuntu Linux: version 16.04 only; version 18.04 only; version 20.04 only
• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only
• Opensuse Leap: version 15.2 only
• Qemu Qemu: up to and including 5.0.0

Published 2020-05-28. Last modified 2026-06-17.