8.8

CVE-2019-17346

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service or gain privileges because of an incompatibility between Process Context Identifiers (PCID) and TLB flushes.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Xen ≫ Xen Version <= 4.11.2
Debian ≫ Debian Linux Version9.0
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.35% 0.265
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 8.8 2 6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 7.2 3.9 10
AV:L/AC:L/Au:N/C:C/I:C/A:C
CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

https://seclists.org/bugtraq/2020/Jan/21
Third Party Advisory
Mailing List
https://www.debian.org/security/2020/dsa-4602
Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/10/25/5
Mailing List
http://xenbits.xen.org/xsa/advisory-292.html
Patch
Vendor Advisory
https://xenbits.xen.org/xsa/advisory-292.html
Vendor Advisory