CVE-2017-16845

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

CVSS v3.0 10.0 CRITICAL
CVSS v2.0 6.4 MEDIUM

10.0^/10

CVSS v3.0 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.8

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope CHANGED

6.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html	Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/101923	Third Party Advisory VDB Entry
https://usn.ubuntu.com/3575-1/	Third Party Advisory
https://usn.ubuntu.com/3649-1/	Third Party Advisory
https://www.debian.org/security/2018/dsa-4213	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html	Mailing List Third Party Advisory

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Configurations

Configuration 1 (hide)

cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:debian:debian_linux:9.0:::::::*

Configuration 3 (hide)

OR	cpe:2.3:o:canonical:ubuntu_linux:14.04::::esm:::
	cpe:2.3:o:canonical:ubuntu_linux:16.04::::lts:::
	cpe:2.3:o:canonical:ubuntu_linux:17.10:::::::*
	cpe:2.3:o:canonical:ubuntu_linux:18.04::::lts:::

Information

Published : 2017-11-17 12:29

Updated : 2020-09-10 10:42

NVD link : CVE-2017-16845

Mitre link : CVE-2017-16845

JSON object : View

CWE

CWE-20

Improper Input Validation

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Products Affected

debian

debian_linux

canonical

ubuntu_linux

qemu

qemu

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