CVE-2020-25085medium
Description
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.
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.nongnu.org/archive/html/qemu-devel/2020-09/msg00733.html
Details
Source: MITRE
Published: 2020-09-25
Updated: 2021-03-15
Type: CWE-787
Risk Information
CVSS v2
Base Score: 4.4
Vector: AV:L/AC:M/Au:N/C:P/I:P/A:P
Impact Score: 6.4
Exploitability Score: 3.4
Severity: MEDIUM
CVSS v3
Base Score: 5
Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:L
Impact Score: 3.7
Exploitability Score: 0.8
Severity: MEDIUM