CVE-2015-8553

Description

Xen allows guest OS users to obtain sensitive information from uninitialized locations in host OS kernel memory by not enabling memory and I/O decoding control bits. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-0777.

Category

6.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.15%
Vendor Advisory debian.org Vendor Advisory xen.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://xenbits.xen.org/xsa/advisory-120.html patch vendor advisory
https://seclists.org/bugtraq/2019/Aug/18 mailing list
https://www.debian.org/security/2019/dsa-4497 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2015-8553?
CVE-2015-8553 has been scored as a medium severity vulnerability.
How to fix CVE-2015-8553?
To fix CVE-2015-8553, 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-2015-8553 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2015-8553 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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