CVE-2018-18438

Qemu has integer overflows because IOReadHandler and its associated functions use a signed integer data type for a size value.

CVSS v3 5.5 MEDIUM
CVSS v2.0 2.1 LOW

5.5^/10

CVSS v3 : MEDIUM

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

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2018/10/17/3	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/105953	Third Party Advisory VDB Entry
https://lists.gnu.org/archive/html/qemu-devel/2018-10/msg02396.html	Mailing List Patch Third Party Advisory
https://lists.gnu.org/archive/html/qemu-devel/2018-10/msg02402.html	Third Party Advisory Mailing List Patch

Configurations

Configuration 1 (hide)

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

Configuration 2 (hide)

OR	cpe:2.3:o:redhat:enterprise_linux:6.0:::::::*
	cpe:2.3:o:redhat:enterprise_linux:7.0:::::::*

Configuration 3 (hide)

OR	cpe:2.3:a:redhat:openstack:8:::::::*
	cpe:2.3:a:redhat:openstack:9:::::::*
	cpe:2.3:a:redhat:openstack:10:::::::*
	cpe:2.3:a:redhat:openstack:12:::::::*
	cpe:2.3:a:redhat:openstack:13:::::::*

History

No history.

Information

Published : 2018-10-19 22:29

Updated : 2024-02-28 16:48

NVD link : CVE-2018-18438

Mitre link : CVE-2018-18438

CVE.ORG link : CVE-2018-18438

JSON object : View

Products Affected

redhat

enterprise_linux
openstack

qemu

qemu

CWE

CWE-190

Integer Overflow or Wraparound

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