CVE-2016-3074: Buffer Overflow
First published: Tue Apr 26 2016(Updated: )
Integer signedness error in GD Graphics Library 2.1.1 (aka libgd or libgd2) allows remote attackers to cause a denial of service (crash) or potentially execute arbitrary code via crafted compressed gd2 data, which triggers a heap-based buffer overflow.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| PHP | <7.0.6 | 7.0.6 |
| libgd | =2.1.1 | |
| Debian | =7.0 | |
| Debian | =8.0 | |
| Fedora | =23 | |
| Fedora | =24 | |
| Ubuntu | =12.04 | |
| Ubuntu | =14.04 | |
| Ubuntu | =15.10 | |
| Ubuntu | =16.04 | |
| SUSE Linux | =13.2 | |
| PHP | >=5.5.0<5.5.35 | |
| PHP | >=5.6.0<5.6.21 | |
| PHP | >=7.0.0<7.0.6 |
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Reference Links
- http://lists.fedoraproject.org/pipermail/package-announce/2016-April/183263.html
- http://lists.fedoraproject.org/pipermail/package-announce/2016-May/183724.html
- http://lists.opensuse.org/opensuse-security-announce/2016-05/msg00031.html
- http://packetstormsecurity.com/files/136757/libgd-2.1.1-Signedness.html
- http://rhn.redhat.com/errata/RHSA-2016-2750.html
- http://seclists.org/fulldisclosure/2016/Apr/72
- http://www.debian.org/security/2016/dsa-3556
- http://www.debian.org/security/2016/dsa-3602
- http://www.securityfocus.com/archive/1/538160/100/0/threaded
- http://www.securityfocus.com/bid/87087
- http://www.securitytracker.com/id/1035659
- http://www.slackware.com/security/viewer.php?l=slackware-security&y=2016&m=slackware-security.383127
- http://www.ubuntu.com/usn/USN-2987-1
- https://github.com/libgd/libgd/commit/2bb97f407c1145c850416a3bfbcc8cf124e68a19
- https://h20566.www2.hpe.com/portal/site/hpsc/public/kb/docDisplay?docId=emr_na-c05240731
- https://security.gentoo.org/glsa/201607-04
- https://security.gentoo.org/glsa/201611-22
- https://www.exploit-db.com/exploits/39736/
- https://www.php.net/ChangeLog-7.php#7.0.6 (Advisory)
Frequently Asked Questions
What is the severity of CVE-2016-3074?
CVE-2016-3074 has been classified with a high severity level due to the potential for remote code execution and denial of service.
How do I fix CVE-2016-3074?
To fix CVE-2016-3074, update the GD Graphics Library to version 2.1.1 or later, and ensure your PHP version is updated to at least 7.0.6.
What systems are affected by CVE-2016-3074?
CVE-2016-3074 affects GD Graphics Library version 2.1.1, as well as various PHP versions prior to 7.0.6, and multiple Linux distributions including Debian, Fedora, and Ubuntu.
Can CVE-2016-3074 lead to remote exploitation?
Yes, CVE-2016-3074 can lead to remote exploitation through crafted compressed gd2 data, which may result in a heap-based buffer overflow.
Is there a patch available for CVE-2016-3074?
Yes, a patch is available that addresses the vulnerability specifically in GD Graphics Library and its dependent software.
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