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CVE-2017-16845

Published: 17 November 2017

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

Notes

AuthorNote
mdeslaur
trusty has a fixed-size queue, doesn't look like an issue.

Priority

Low

Cvss 3 Severity Score

10.0

Score breakdown

Status

Package Release Status
qemu
Launchpad, Ubuntu, Debian
artful
Released (1:2.10+dfsg-0ubuntu3.5)
bionic
Released (1:2.11+dfsg-1ubuntu7.1)
trusty Not vulnerable
(code not present)
upstream Needs triage

xenial
Released (1:2.5+dfsg-5ubuntu10.22)
zesty Ignored
(end of life)
Patches:
upstream: https://git.qemu.org/?p=qemu.git;a=commitdiff;h=802cbcb73002b92e6ddc8464d39b668a71b78d74
qemu-kvm
Launchpad, Ubuntu, Debian
artful Does not exist

bionic Does not exist

trusty Does not exist

upstream Needs triage

xenial Does not exist

zesty Does not exist

Severity score breakdown

Parameter Value
Base score 10.0
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Changed
Confidentiality High
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H