CVE-2018-5711
First published: Sat Nov 25 2017(Updated: )
gd_gif_in.c in the GD Graphics Library (aka libgd), as used in PHP before 5.6.33, 7.0.x before 7.0.27, 7.1.x before 7.1.13, and 7.2.x before 7.2.1, has an integer signedness error that leads to an infinite loop via a crafted GIF file, as demonstrated by a call to the imagecreatefromgif or imagecreatefromstring PHP function. This is related to GetCode_ and gdImageCreateFromGifCtx.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/rh-php70-php | <0:7.0.27-1.el6 | 0:7.0.27-1.el6 |
| redhat/rh-php70-php | <0:7.0.27-1.el7 | 0:7.0.27-1.el7 |
| redhat/rh-php71-php | <0:7.1.30-1.el7 | 0:7.1.30-1.el7 |
| PHP PHP | <=5.6.32 | |
| PHP PHP | >=7.0.0<=7.0.26 | |
| PHP PHP | >7.1.0<=7.1.12 | |
| PHP PHP | =7.2.0 | |
| Debian Debian Linux | =7.0 | |
| Debian Debian Linux | =8.0 | |
| Canonical Ubuntu Linux | =14.04 | |
| Canonical Ubuntu Linux | =16.04 | |
| Canonical Ubuntu Linux | =18.04 | |
| PHP PHP | <7.0.27 | 7.0.27 |
| redhat/php | <5.6.33 | 5.6.33 |
| redhat/php | <7.0.27 | 7.0.27 |
| redhat/php | <7.1.13 | 7.1.13 |
| redhat/php | <7.2.1 | 7.2.1 |
| ubuntu/libgd2 | <2.2.5-4ubuntu0.2 | 2.2.5-4ubuntu0.2 |
| ubuntu/libgd2 | <2.2.5-4ubuntu1 | 2.2.5-4ubuntu1 |
| ubuntu/libgd2 | <2.2.5-4ubuntu1 | 2.2.5-4ubuntu1 |
| ubuntu/libgd2 | <2.2.5-4ubuntu1 | 2.2.5-4ubuntu1 |
| ubuntu/libgd2 | <2.2.5-4ubuntu1 | 2.2.5-4ubuntu1 |
| ubuntu/libgd2 | <2.2.5-4ubuntu1 | 2.2.5-4ubuntu1 |
| ubuntu/libgd2 | <2.2.5-4ubuntu1 | 2.2.5-4ubuntu1 |
| ubuntu/libgd2 | <2.1.0-3ubuntu0.10 | 2.1.0-3ubuntu0.10 |
| ubuntu/libgd2 | <2.1.1-4ubuntu0.16.04.10 | 2.1.1-4ubuntu0.16.04.10 |
| debian/libgd2 | 2.3.0-2 2.3.3-9 2.3.3-12 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2018-5711 https://nvd.nist.gov/vuln/detail/CVE-2018-5711
- https://bugzilla.redhat.com/show_bug.cgi?id=1535246
- https://access.redhat.com/errata/RHSA-2018:1296
- https://access.redhat.com/errata/RHSA-2019:2519
- https://access.redhat.com/security/cve/cve-2018-5711
- http://php.net/ChangeLog-5.php
- http://php.net/ChangeLog-7.php
- https://bugs.php.net/bug.php?id=75571
- https://lists.debian.org/debian-lts-announce/2018/01/msg00022.html
- https://lists.debian.org/debian-lts-announce/2019/01/msg00028.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
- https://security.gentoo.org/glsa/201903-18
- https://usn.ubuntu.com/3755-1/
- https://www.oracle.com/security-alerts/cpuapr2020.html
- https://launchpad.net/bugs/cve/CVE-2018-5711
- https://www.php.net/ChangeLog-7.php#7.0.27 (Advisory)
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3CZ2QADQTKRHTGB2AHD7J4QQNDLBEMM6/
- http://php.net/ChangeLog-5.php#5.6.33
- https://bugs.php.net/patch-display.php?bug=75571&patch=fix-75571&revision=1511981663
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1535247
- http://git.php.net/?p=php-src.git;a=commitdiff;h=8d6e9588671136837533fe3785657c31c5b52767
- https://github.com/libgd/libgd/issues/420
- https://github.com/libgd/libgd/commit/a11f47475e6443b7f32d21f2271f28f417e2ac04
- https://hhvm.com/blog/2018/05/04/hhvm-3.25.3.html
- https://security-tracker.debian.org/tracker/CVE-2018-5711
- https://ubuntu.com/security/notices/USN-3755-1
- https://www.cve.org/CVERecord?id=CVE-2018-5711
- https://nvd.nist.gov/vuln/detail/CVE-2018-5711
- https://ubuntu.com/security/CVE-2018-5711
Frequently Asked Questions
What is CVE-2018-5711?
CVE-2018-5711 is a fixed bug in the GD Graphics Library (libgd) that can cause an infinite loop via a crafted GIF file.
Which software versions are affected by CVE-2018-5711?
CVE-2018-5711 affects PHP versions before 5.6.33, 7.0.x before 7.0.27, 7.1.x before 7.1.13, and 7.2.x before 7.2.1.
What is the severity of CVE-2018-5711?
The severity of CVE-2018-5711 is medium with a CVSS score of 5.5.
How can I fix CVE-2018-5711?
To fix CVE-2018-5711, update your PHP installation to version 5.6.33, 7.0.27, 7.1.13, or 7.2.1.
Where can I find more information about CVE-2018-5711?
You can find more information about CVE-2018-5711 on the PHP official website and the PHP bug tracker.
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