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CVE-2015-3418

Published: 13 December 2016

The ProcPutImage function in dix/dispatch.c in X.Org Server (aka xserver and xorg-server) before 1.16.4 allows attackers to cause a denial of service (divide-by-zero and crash) via a zero-height PutImage request.

Notes

AuthorNote
tyhicks
Introduced by the fix for CVE-2014-8092
mdeslaur
included by 0038-CVE-2014-8092-dix-allow-zero-height-putimage-requests.patch
in https://ubuntu.com/security/notices/USN-2436-1

Priority

Medium

Cvss 3 Severity Score

7.5

Score breakdown

Status

Package Release Status
xorg-server
Launchpad, Ubuntu, Debian
lucid Ignored
(end of life)
precise
Released (2:1.11.4-0ubuntu10.15)
trusty
Released (2:1.15.1-0ubuntu2.4)
upstream
Released (2:1.12.4-6+deb7u6)
utopic
Released (2:1.16.0-1ubuntu1.1)
vivid
Released (2:1.16.2.901-1ubuntu3)
Patches:
upstream: http://cgit.freedesktop.org/xorg/xserver/commit/?id=dc777c346d5d452a53b13b917c45f6a1bad2f20b
xorg-server-lts-quantal
Launchpad, Ubuntu, Debian
lucid Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream Needs triage

utopic Does not exist

vivid Does not exist

xorg-server-lts-raring
Launchpad, Ubuntu, Debian
lucid Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream Needs triage

utopic Does not exist

vivid Does not exist

xorg-server-lts-saucy
Launchpad, Ubuntu, Debian
lucid Does not exist

precise Ignored
(end of life)
trusty Does not exist

upstream Needs triage

utopic Does not exist

vivid Does not exist

xorg-server-lts-trusty
Launchpad, Ubuntu, Debian
lucid Does not exist

precise
Released (2:1.15.1-0ubuntu2~precise3)
trusty Does not exist

upstream Needs triage

utopic Does not exist

vivid Does not exist

xorg-server-lts-utopic
Launchpad, Ubuntu, Debian
lucid Does not exist

precise Does not exist

trusty Does not exist
(trusty was not-affected [2:1.16.0-1ubuntu1.2~trusty2])
upstream Needs triage

utopic Does not exist

vivid Does not exist

Severity score breakdown

Parameter Value
Base score 7.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H