CVE-2015-8553

Severity: medium (CVSS 6.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-04-13 · updated 2026-06-17
Weakness: CWE-200

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.

Affected products

Red Hat Enterprise Linux: 5
xen: all versions

References

http://xenbits.xen.org/xsa/advisory-120.html
https://seclists.org/bugtraq/2019/Aug/18
https://www.debian.org/security/2019/dsa-4497
http://xenbits.xen.org/xsa/advisory-120.html
https://seclists.org/bugtraq/2019/Aug/18
https://www.debian.org/security/2019/dsa-4497

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