CVE-2019-17340

HIGH

Xen < 4.11.2 - Memory Leak

Title source: rule

Description

An issue was discovered in Xen through 4.11.x allowing x86 guest OS users to cause a denial of service or gain privileges because grant-table transfer requests are mishandled.

References (5)

[Mailing List, Third Party Advisory] http://www.openwall.com/lists/oss-security/2019/10/25/1

[Vendor Advisory] http://xenbits.xen.org/xsa/advisory-284.html

[Mailing List, Third Party Advisory] https://seclists.org/bugtraq/2020/Jan/21

[Third Party Advisory] https://www.debian.org/security/2020/dsa-4602

[Vendor Advisory] https://xenbits.xen.org/xsa/advisory-284.html

Scores

CVSS v3 8.8

EPSS 0.0008

EPSS Percentile 22.9%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H

Classification

CWE

CWE-401

Status published

Affected Products (3)

xen/xen < 4.11.2

debian/debian_linux

Timeline

Published Oct 08, 2019

Tracked Since Feb 18, 2026