CVE-2019-11091 Affecting xen package, versions <4.11.1+92-g6c33308a8d-1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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 IDSNYK-DEBIAN11-XEN-517000
- published15 May 2019
- disclosed30 May 2019
Introduced: 15 May 2019
CVE-2019-11091 (opens in a new tab)How to fix?
Upgrade Debian:11 xen to version 4.11.1+92-g6c33308a8d-1 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 Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
Microarchitectural Data Sampling Uncacheable Memory (MDSUM): Uncacheable memory on some microprocessors utilizing speculative execution may allow an authenticated user to potentially enable information disclosure via a side channel with local access. A list of impacted products can be found here: https://www.intel.com/content/dam/www/public/us/en/documents/corporate-information/SA00233-microcode-update-guidance_05132019.pdf
References
- https://security-tracker.debian.org/tracker/CVE-2019-11091
- https://seclists.org/bugtraq/2019/Jun/28
- https://seclists.org/bugtraq/2019/Jun/36
- https://seclists.org/bugtraq/2019/Nov/15
- https://seclists.org/bugtraq/2020/Jan/21
- https://cert-portal.siemens.com/productcert/pdf/ssa-608355.pdf
- https://cert-portal.siemens.com/productcert/pdf/ssa-616472.pdf
- https://kc.mcafee.com/corporate/index?page=content&id=SB10292
- https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00233.html
- https://www.synology.com/security/advisory/Synology_SA_19_24
- http://www.arubanetworks.com/assets/alert/ARUBA-PSA-2019-003.txt
- http://www.huawei.com/en/psirt/security-advisories/huawei-sa-20190712-01-mds-en
- https://www.debian.org/security/2020/dsa-4602
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/OH73SGTJ575OBCPSJFX6LX7KP2KZIEN4/
- https://www.freebsd.org/security/advisories/FreeBSD-SA-19:07.mds.asc
- https://security.gentoo.org/glsa/202003-56
- https://lists.debian.org/debian-lts-announce/2019/06/msg00018.html
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00014.html
- https://access.redhat.com/errata/RHSA-2019:2553
- https://access.redhat.com/errata/RHSA-2019:1455
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00052.html
- http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00053.html
- https://usn.ubuntu.com/3977-3/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2019-11091
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/OH73SGTJ575OBCPSJFX6LX7KP2KZIEN4/