CVE-2020-25085

5.0 mediumEPSS 0.6%

Medium (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.

Severity

CVSS 3.1

5.0 medium

CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 50% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2020-09-25
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

debian:debian_linux
qemu:qemu

References

http://www.openwall.com/lists/oss-security/2020/09/16/6
http://www.openwall.com/lists/oss-security/2021/03/09/1
https://bugs.launchpad.net/qemu/+bug/1892960
https://lists.debian.org/debian-lts-announce/2020/11/msg00047.html
https://lists.debian.org/debian-lts-announce/2022/09/msg00008.html

Check your stack JSON