CVE-2017-16611

Published: 28 November 2017

In libXfont before 1.5.4 and libXfont2 before 2.0.3, a local attacker can open (but not read) files on the system as root, triggering tape rewinds, watchdogs, or similar mechanisms that can be triggered by opening files.

Priority

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package	Release	Status
libxfont Launchpad, Ubuntu, Debian	artful	Released (1:2.0.1-3ubuntu1.1)
	trusty	Released (1:1.4.7-1ubuntu0.4)
	upstream	Released (1.5.4,2.0.3)
	xenial	Released (1:1.5.1-1ubuntu0.16.04.4)
	zesty	Released (1:2.0.1-3ubuntu0.2)
	Patches: upstream: https://cgit.freedesktop.org/xorg/lib/libXfont/commit/?id=7b377456f95d2ec3ead40f4fb74ea620191f88c8 upstream: https://cgit.freedesktop.org/xorg/lib/libXfont/commit/?h=libXfont-1.5-branch&id=5ed8ac0e4f063825b8ecda48e9a111d3ce92e825
libxfont1 Launchpad, Ubuntu, Debian	artful	Released (1:1.5.2-4ubuntu1.1)
	trusty	Does not exist
	upstream	Released (1.5.4)
	xenial	Does not exist
	zesty	Released (1:1.5.2-4ubuntu0.2)
libxfont2 Launchpad, Ubuntu, Debian	artful	Does not exist
	trusty	Does not exist
	upstream	Released (2.0.3)
	xenial	Released (1:2.0.1-3~ubuntu16.04.3)
	zesty	Does not exist

Severity score breakdown

Parameter	Value
Base score	5.5
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

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