hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.
https://www.debian.org/security/2018/dsa-4213
https://usn.ubuntu.com/3649-1/
https://usn.ubuntu.com/3575-1/
https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
http://www.securityfocus.com/bid/101923
Source: Mitre, NVD
Published: 2017-11-17
Updated: 2025-04-20
Base Score: 6.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:P
Severity: Medium
Base Score: 10
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H
Severity: Critical
EPSS: 0.00992