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FreeBSD: VID-59F79C99-BA4D-11E6-AE1B-002590263BF5 (CVE-2016-9380): xen-tools -- delimiter injection vulnerabilities in pygrub

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FreeBSD: VID-59F79C99-BA4D-11E6-AE1B-002590263BF5 (CVE-2016-9380): xen-tools -- delimiter injection vulnerabilities in pygrub

Severity
5
CVSS
(AV:L/AC:L/Au:N/C:P/I:P/A:P)
Published
11/22/2016
Created
07/25/2018
Added
12/04/2016
Modified
05/07/2019

Description

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.

Solution(s)

  • freebsd-upgrade-package-xen-tools

References

  • CVE-2016-9380
  • DLA-720-1
  • DSA-3729

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