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Servers and applications

CVE-2019-19579

An issue was discovered in Xen through 4.12.x allowing attackers to gain host OS privileges via DMA in a situation where an untrusted domain has access to a physical device (and assignable-add is not used), because of an incomplete fix for CVE-2019-18424. XSA-302 relies on the use of libxl's "assignable-add" feature to prepare devices to be assigned to untrusted guests. Unfortunately, this is…

Severity
Medium 6.8
Published
4 Dec 2019
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Exploit chance
0.5% in the next 30 daysHigher than 39% of CVEs. EPSS by FIRST, 10 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
XenServers and applications · cpe:o:xen:xen
  • Every version up to 4.12.1

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2019-19579
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2019-19579