CVE-2017-18030

Aliases:DEBIAN-CVE-2017-18030
Advisory lineage Upstream: 0 Downstream: 12
Modified
Published: 23 Jan 2018, 18:00
Last modified:05 Aug 2024, 21:06

Vulnerability Summary

Overall Risk (default)
low
18/100
CVSS Score
4.4 MEDIUM
v3.1 (nvd)
EPSS Score
0.4% LOW
0% probability +0.29%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

23 Jan 2018, 18:00
Published
Vulnerability first disclosed
05 Aug 2024, 21:06
Last Modified
Vulnerability information updated

Description

The cirrus_invalidate_region function in hw/display/cirrus_vga.c in Qemu allows local OS guest privileged users to cause a denial of service (out-of-bounds array access and QEMU process crash) via vectors related to negative pitch.

CVSS Metrics

  • v3.1•MEDIUM•Score: 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/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: 0.40%• Percentile: 34%

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

  • debian•qemu

    < 1:2.8+dfsg-4 | < 1:2.8+dfsg-4 | < 1:2.8+dfsg-4 | < 1:2.8+dfsg-4

  • debian•debian_linux

    8.0

  • qemu•qemu

    ≤ 2.8.1.1

References (5)