CVE-2017-18030

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.

Category

4.4
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.11%
Third-Party Advisory openwall.com Third-Party Advisory securityfocus.com Third-Party Advisory debian.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html third party advisory mailing list
http://www.openwall.com/lists/oss-security/2018/01/15/3 third party advisory mailing list
http://www.securityfocus.com/bid/102520 vdb entry third party advisory
https://git.qemu.org/?p=qemu.git%3Ba=commit%3Bh=f153b563f8cf121aebf5a2fff5f0110faf58ccb3

Frequently Asked Questions

What is the severity of CVE-2017-18030?
CVE-2017-18030 has been scored as a medium severity vulnerability.
How to fix CVE-2017-18030?
To fix CVE-2017-18030, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-18030 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2017-18030 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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