CVE-2017-16845

Description

hw/input/ps2.c in Qemu does not validate 'rptr' and 'count' values during guest migration, leading to out-of-bounds access.

Category

10.0
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.18% Top 20%
Vendor Advisory ubuntu.com Vendor Advisory debian.org Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://usn.ubuntu.com/3649-1/ third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00007.html third party advisory mailing list
https://www.debian.org/security/2018/dsa-4213 third party advisory vendor advisory
https://lists.gnu.org/archive/html/qemu-devel/2017-11/msg02982.html patch mailing list third party advisory
https://usn.ubuntu.com/3575-1/ third party advisory vendor advisory
http://www.securityfocus.com/bid/101923 third party advisory vdb entry

Frequently Asked Questions

What is the severity of CVE-2017-16845?
CVE-2017-16845 has been scored as a critical severity vulnerability.
How to fix CVE-2017-16845?
To fix CVE-2017-16845, 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-2017-16845 being actively exploited in the wild?
It is possible that CVE-2017-16845 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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