This page tracks the Debian fix status. The vulnerability itself is described on the main CVE page. View CVE-2018-7858 →

DEBIAN-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 serv...

Original description

The description as published by the source.

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.

Source: OSV.dev (Open Source Vulnerabilities) OSV

Affected packages

Debian:12 qemu

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12~rc3+dfsg-1"}]}]

Debian:13 qemu

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12~rc3+dfsg-1"}]}]

Debian:14 qemu

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.12~rc3+dfsg-1"}]}]

References

advisory security-tracker.debian.org