Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2018-7858

Quick Emulator (aka QEMU), when built with the Cirrus CLGD 54xx VGA Emulator support, allows local guest OS privileged users to cause a denial of service (out-of-bounds access and QEMU process crash) by leveraging incorrect region calculation when updating VGA display.

Published

2018-03-12T21:29:01.267

Last Modified

2024-11-21T04:12:53.497

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: PARTIAL

Exploitability Score

3.9

Impact Score

2.9

Weaknesses

Type: Primary
CWE-125

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	qemu	qemu	≤ 2.11.2	Yes
Operating System	opensuse	leap	42.3	Yes
Operating System	redhat	enterprise_linux_desktop	6.0	Yes
Operating System	redhat	enterprise_linux_desktop	7.0	Yes
Operating System	redhat	enterprise_linux_server	6.0	Yes
Operating System	redhat	enterprise_linux_server	7.0	Yes
Operating System	redhat	enterprise_linux_server_aus	7.6	Yes
Operating System	redhat	enterprise_linux_server_eus	7.5	Yes
Operating System	redhat	enterprise_linux_server_eus	7.6	Yes
Operating System	redhat	enterprise_linux_server_tus	7.6	Yes
Operating System	redhat	enterprise_linux_workstation	6.0	Yes
Operating System	redhat	enterprise_linux_workstation	7.0	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes
Operating System	canonical	ubuntu_linux	16.04	Yes
Operating System	canonical	ubuntu_linux	18.04	Yes
Operating System	canonical	ubuntu_linux	18.10	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html Mailing List, Release Notes, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2018/03/09/1 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/103350 Third Party Advisory, VDB Entry ([email protected])
https://access.redhat.com/errata/RHSA-2018:1369 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:1416 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2018:2162 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1553402 Issue Tracking, Third Party Advisory ([email protected])
https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html Mailing List, Patch, Vendor Advisory ([email protected])
https://usn.ubuntu.com/3649-1/ Third Party Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html Mailing List, Release Notes, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2018/03/09/1 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/103350 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:1369 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:1416 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2018:2162 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1553402 Issue Tracking, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html Mailing List, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://usn.ubuntu.com/3649-1/ Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)