CVE-2018-1059 Information

Description

The DPDK vhost-user interface does not check to verify that all the requested guest physical range is mapped and contiguous when performing Guest Physical Addresses to Host Virtual Addresses translations. This may lead to a malicious guest exposing vhost-user backend process memory. All versions before 18.02.1 are vulnerable.

CVSS Vector

CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N

Reference

https://access.redhat.com/errata/RHSA-2018:1267 https://access.redhat.com/errata/RHSA-2018:2038 https://access.redhat.com/errata/RHSA-2018:2102 https://access.redhat.com/errata/RHSA-2018:2524 https://access.redhat.com/security/cve/cve-2018-1059 https://bugzilla.redhat.com/show_bug.cgi?id=1544298 https://usn.ubuntu.com/3642-1/ https://usn.ubuntu.com/3642-2/

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

CHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

6.1