CVE-2018-7858
Severity CVSS v4.0:
Pending analysis
Type:
CWE-125
Out-of-bounds Read
Publication date:
12/03/2018
Last modified:
10/11/2020
Description
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.
Impact
Base Score 3.x
5.50
Severity 3.x
MEDIUM
Base Score 2.0
2.10
Severity 2.0
LOW
Vulnerable products and versions
CPE | From | Up to |
---|---|---|
cpe:2.3:a:qemu:qemu:*:*:*:*:*:*:*:* | 2.11.2 (including) | |
cpe:2.3:o:opensuse:leap:42.3:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* | ||
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:* |
To consult the complete list of CPE names with products and versions, see this page
References to Advisories, Solutions, and Tools
- http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html
- http://www.openwall.com/lists/oss-security/2018/03/09/1
- http://www.securityfocus.com/bid/103350
- https://access.redhat.com/errata/RHSA-2018:1369
- https://access.redhat.com/errata/RHSA-2018:1416
- https://access.redhat.com/errata/RHSA-2018:2162
- https://bugzilla.redhat.com/show_bug.cgi?id=1553402
- https://lists.nongnu.org/archive/html/qemu-devel/2018-03/msg02174.html
- https://usn.ubuntu.com/3649-1/