Home/CVE/An issue was discovered in Xen 4.8.x through 4.11.x allowing x86 PV guest OS users to cause a denial of service because
CVE

CVE-2019-17345

An issue was discovered in Xen 4.8.x through 4.11.x allowing x86 PV guest OS users to cause a denial of service because

An issue was discovered in Xen 4.8.x through 4.11.x allowing x86 PV guest OS users to cause a denial of service because mishandling of failed IOMMU operations causes a bug check during the cleanup of a crashed guest.

MEDIUM · CVSS 6.5 EPSS 0.00076
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
▤

Affected Products & Versions

2
xen>= 4.8.0 and <= 4.11.2
debian linuxall versions
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD08 Oct 2019 · 01:15 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
⚑

Vendor Advisories

3
suse-csafsuse-ru-2019_2767-1
suse-csafSUSE-SU-2019:2769-1
suse-csafSUSE-SU-2019:2753-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://www.openwall.com/lists/oss-security/2019/10/25/4Mailing ListThird Party Advisory
http://xenbits.xen.org/xsa/advisory-291.htmlVendor Advisory
https://seclists.org/bugtraq/2020/Jan/21Mailing ListThird Party Advisory
https://www.debian.org/security/2020/dsa-4602Third Party Advisory
https://xenbits.xen.org/xsa/advisory-291.htmlVendor Advisory
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