DEBIAN-CVE-2018-7858

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2018-7858
Published: 12 Mar 2018, 21:29
Last modified:28 Apr 2026, 20:19

Vulnerability Summary

Overall Risk (default)
low
22/100
CVSS Score
5.5 MEDIUM
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

12 Mar 2018, 21:29
Published
Vulnerability first disclosed
28 Apr 2026, 20:19
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • debian•qemu

    < 1:2.12~rc3+dfsg-1 | < 1:2.12~rc3+dfsg-1 | < 1:2.12~rc3+dfsg-1 | < 1:2.12~rc3+dfsg-1

References (1)