CVE-2018-5683

Advisory lineage Upstream: 0 Downstream: 19
Modified
Published: 23 Jan 2018, 18:00
Last modified:05 Aug 2024, 05:40

Vulnerability Summary

Overall Risk (default)
medium
34/100
CVSS Score
6 MEDIUM
v3.1 (nvd)
EPSS Score
0.03% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

23 Jan 2018, 18:00
Published
Vulnerability first disclosed
05 Aug 2024, 05:40
Last Modified
Vulnerability information updated

Description

The vga_draw_text function in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds read and QEMU process crash) by leveraging improper memory address validation.

CVSS Metrics

  • v3.1•MEDIUM•Score: 6CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:N/I:N/A:H
  • v2.0•LOW•Score: 2.1AV:L/AC:L/Au:N/C:N/I:N/A:P

EPSS Trends

Current EPSS score: 0.03%• Percentile: 9%

Techniques & Countermeasures

  • CWE-125•Out-of-bounds Read

    The product reads data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • canonical•ubuntu_linux

    14.04 | 16.04 | 17.10

  • debian•debian_linux

    8.0 | 9.0

  • qemu•qemu

    ≤ 2.11.1

  • redhat•enterprise_linux_desktop

    6.0 | 7.0

  • redhat•enterprise_linux_server

    6.0 | 7.0

  • redhat•enterprise_linux_server_aus

    7.6 | 7.7

  • redhat•enterprise_linux_server_eus

    7.6 | 7.7

  • redhat•enterprise_linux_server_tus

    7.6 | 7.7

  • redhat•enterprise_linux_workstation

    6.0 | 7.0

References (9)