CWE
119
Advisory Published
CVE Published
Updated

CVE-2016-3977: Buffer Overflow

First published: Mon Apr 11 2016(Updated: )

A heap buffer overflow vulnerability was found in giflib. A maliciously crafted gif file could cause the application to crash. External references: <a href="https://sourceforge.net/p/giflib/bugs/87/">https://sourceforge.net/p/giflib/bugs/87/</a> Upstream fix: <a href="https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/">https://sourceforge.net/p/giflib/code/ci/ea8dbc5786862a3e16a5acfa3d24e2c2f608cd88/</a> References: <a href="http://bugs.fi/2016-03-gif2rgb.txt">http://bugs.fi/2016-03-gif2rgb.txt</a> <a href="http://bugs.fi/media/afl/giflib/1.gif">http://bugs.fi/media/afl/giflib/1.gif</a>

Credit: cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
openSUSE openSUSE=13.2
GifLib Project GifLib<=5.1.2
debian/giflib
5.1.9-2
5.2.1-2.5
5.2.2-1

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Frequently Asked Questions

  • What is CVE-2016-3977?

    CVE-2016-3977 is a vulnerability in gif2rgb in giflib 5.1.2 that allows remote attackers to cause a denial of service (application crash) via a heap-based buffer overflow in the background color index in a GIF file.

  • What is the severity of CVE-2016-3977?

    The severity of CVE-2016-3977 is medium, with a severity rating of 5.5.

  • How does CVE-2016-3977 affect giflib?

    CVE-2016-3977 affects giflib versions 5.1.2 up to exclusive 5.1.4-2ubuntu0.1, 5.1.4-3, 5.1.4-3+deb10u1, 5.1.9-2, and 5.2.1-2.5.

  • How can I fix the CVE-2016-3977 vulnerability on Ubuntu?

    To fix the CVE-2016-3977 vulnerability on Ubuntu, update the giflib package to version 5.1.4-2ubuntu0.1 or higher.

  • Where can I find more information about CVE-2016-3977?

    You can find more information about CVE-2016-3977 at the following references: [CVE-2016-3977](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-3977), [Ubuntu Security Notice USN-4107-1](https://ubuntu.com/security/notices/USN-4107-1), [NVD Vulnerability Detail CVE-2016-3977](https://nvd.nist.gov/vuln/detail/CVE-2016-3977).

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