CVE-2017-18030

low-risk
Published 2018-01-23

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.

Do I need to act?

-
0.11% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.4/10 Medium
LOCAL / LOW complexity

Affected Products (2)

Affected Vendors

Debian Qemu

References (8)

Mailing List http://www.openwall.com/lists/oss-security/2018/01/15/3
Third Party Advisory http://www.securityfocus.com/bid/102520
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=f153b563f8cf121aebf5a2fff5f0110f...
Mailing List https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
Mailing List http://www.openwall.com/lists/oss-security/2018/01/15/3
Third Party Advisory http://www.securityfocus.com/bid/102520
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=f153b563f8cf121aebf5a2fff5f0110f...
Mailing List https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html
22
/ 100
low-risk
Severity 15/34 · Moderate
Exploitability 0/34 · Minimal
Exposure 7/34 · Low