CVE-2017-16845

critical

Description

hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.

References

http://www.securityfocus.com/bid/101923

https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html

https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html

https://usn.ubuntu.com/3575-1/

https://usn.ubuntu.com/3649-1/

https://www.debian.org/security/2018/dsa-4213

Details

Source: MITRE

Published: 2017-11-17

Updated: 2020-09-10

Type: CWE-20

Risk Information

CVSS v2

Base Score: 6.4

Vector: AV:N/AC:L/Au:N/C:P/I:N/A:P

Impact Score: 4.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3

Base Score: 10

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

Impact Score: 5.8

Exploitability Score: 3.9

Severity: CRITICAL