USN-3649-1

Advisory lineage Upstream: 6 Downstream: 0
Published: 16 May 2018, 12:03
Last modified:04 Feb 2026, 03:01

Vulnerability Summary

Overall Risk (default)
minimal
0/100
CVSS Score
No data
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

16 May 2018, 12:03
Published
Vulnerability first disclosed
04 Feb 2026, 03:01
Last Modified
Vulnerability information updated

Description

qemu vulnerabilities Cyrille Chatras discovered that QEMU incorrectly handled certain PS2 values during migration. An attacker could possibly use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code. This issue only affected Ubuntu 18.04 LTS. (CVE-2017-16845) Cyrille Chatras discovered that QEMU incorrectly handled multiboot. An attacker could use this issue to cause QEMU to crash, resulting in a denial of service, or possibly execute arbitrary code on the host. In the default installation, when QEMU is used with libvirt, attackers would be isolated by the libvirt AppArmor profile. (CVE-2018-7550) Ross Lagerwall discovered that QEMU incorrectly handled the Cirrus VGA device. A privileged attacker inside the guest could use this issue to cause QEMU to crash, resulting in a denial of service. This issue only affected Ubuntu 17.10 and Ubuntu 18.04 LTS. (CVE-2018-7858)

Affected Systems

  • ubuntu•qemu

    < 2.0.0+dfsg-2ubuntu1.41 | < 1:2.5+dfsg-5ubuntu10.28 | < 1:2.11+dfsg-1ubuntu7.1

References (4)