Information Exposure Affecting xen package, versions <4.11.1-r0
Snyk CVSS
Attack Complexity
High
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Threat Intelligence
EPSS
0.06% (26th
percentile)
Do your applications use this vulnerable package?
In a few clicks we can analyze your entire application and see what components are vulnerable in your application, and suggest you quick fixes.
Test your applications- Snyk ID SNYK-ALPINE315-XEN-1929141
- published 21 Jul 2020
- disclosed 8 Dec 2018
Introduced: 8 Dec 2018
CVE-2018-19962 Open this link in a new tabHow to fix?
Upgrade Alpine:3.15
xen
to version 4.11.1-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream xen
package and not the xen
package as distributed by Alpine
.
See How to fix?
for Alpine:3.15
relevant fixed versions and status.
An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones.
References
- http://www.securityfocus.com/bid/106182
- https://support.citrix.com/article/CTX239432
- https://www.debian.org/security/2019/dsa-4369
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/
- https://xenbits.xen.org/xsa/advisory-275.html
- https://lists.debian.org/debian-lts-announce/2019/10/msg00008.html
- http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00072.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UXC6BME7SXJI2ZIATNXCAH7RGPI4UKTT/