CVE-2020-15859: Debian Linux

Low severity, CVSS 3.3. EPSS: 0.4% chance of exploitation in the next 30 days.

QEMU 4.2.0 has a use-after-free in hw/net/e1000e_core.c because a guest OS user can trigger an e1000e packet with the data's address set to the e1000e's MMIO address.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• Qemu Qemu: version 4.2.0 only

Published 2020-07-21. Last modified 2026-06-17.