CVE-2020-25085: Debian Linux

Medium severity, CVSS 5.0. EPSS: 0.6% chance of exploitation in the next 30 days.

QEMU 5.0.0 has a heap-based Buffer Overflow in flatview_read_continue in exec.c because hw/sd/sdhci.c mishandles a write operation in the SDHC_BLKSIZE case.

Affected products

• Debian Debian Linux: version 9.0 only; version 10.0 only
• Qemu Qemu: version 5.0.0 only

Published 2020-09-25. Last modified 2026-06-17.