Bug 1535246 – CVE-2018-5711 php: Denial of Service (DoS) via infinite loop in libgd gdImageCreateFromGifCtx function in ext/gd/libgd/gd_gif_in.c

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Bug 1535246 - (CVE-2018-5711) CVE-2018-5711 php: Denial of Service (DoS) via infinite loop in libgd gdImageCreateFromGifCtx function in ext/gd/libgd/gd_gif_in.c

Summary:	CVE-2018-5711 php: Denial of Service (DoS) via infinite loop in libgd gdImage...

Status:	NEW

Aliases:	CVE-2018-5711

Product:	Security Response
Classification:	Other
Component:	vulnerability (Show other bugs)
Sub Component:
Version:	unspecified
Hardware:	All Linux

Priority	low Severity low
Target Milestone:	---
Target Release:	---
Assigned To:	Red Hat Product Security
QA Contact:
Docs Contact:

URL:
Whiteboard:	impact=low,public=20171125,reported=2...
Keywords:	Security

Depends On:	1535247 1535944 1554327
Blocks:	1535248
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Reported:	2018-01-16 18:16 EST by Laura Pardo
Modified:	2018-05-21 13:51 EDT (History)
CC List:	5 users (show)

See Also:
Fixed In Version:	php 7.0.27, php 7.1.13, php 7.2.1
Doc Type:	If docs needed, set a value
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Last Closed:
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oVirt Team:	---
RHEL 7.3 requirements from Atomic Host:
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External Trackers
Tracker	ID	Priority	Status	Summary	Last Updated
Red Hat Product Errata	RHSA-2018:1296	None	None	None	2018-05-03 01:08 EDT

Groups: None (edit)

Description Laura Pardo 2018-01-16 18:16:32 EST

A flaw was found libgd in PHP that affects all versions. An infinite loop in GD GIF core parsing function that results in a Denial of Service and exhausted the server resources.

References:
http://php.net/ChangeLog-5.php#5.6.33
https://bugs.php.net/bug.php?id=75571

Patch:
https://bugs.php.net/patch-display.php?bug=75571&patch=fix-75571&revision=1511981663

Comment 1 Laura Pardo 2018-01-16 18:17:07 EST

Created php tracking bugs for this issue:

Affects: fedora-all [bug 1535247]

Comment 5 errata-xmlrpc 2018-05-03 01:08:27 EDT

This issue has been addressed in the following products:

  Red Hat Software Collections for Red Hat Enterprise Linux 6
  Red Hat Software Collections for Red Hat Enterprise Linux 6.7 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7
  Red Hat Software Collections for Red Hat Enterprise Linux 7.3 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.4 EUS
  Red Hat Software Collections for Red Hat Enterprise Linux 7.5 EUS

Via RHSA-2018:1296 https://access.redhat.com/errata/RHSA-2018:1296

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