The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via NUL bytes in the bootloader configuration file.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-720-1 xen security update
Debian DSA Debian DSA DSA-3729-1 xen security update
EUVD EUVD EUVD-2016-10190 The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via NUL bytes in the bootloader configuration file.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-06T02:50:37.415Z

Reserved: 2016-11-17T00:00:00

Link: CVE-2016-9380

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2017-01-23T21:59:02.753

Modified: 2025-04-20T01:37:25.860

Link: CVE-2016-9380

cve-icon Redhat

Severity : Moderate

Publid Date: 2016-11-22T00:00:00Z

Links: CVE-2016-9380 - Bugzilla

cve-icon OpenCVE Enrichment

No data.