CVE-2013-4243 Memory corruption in n/a

What is CVE-2013-4243?

CVE-2013-4243 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 10 Sep 2013. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

Heap-based buffer overflow in the readgifimage function in the gif2tiff tool in libtiff 4.0.3 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted height and width values in a GIF image.

Weakness: CWE-119

Which versions are affected by CVE-2013-4243?

It affects 2 products.

Products include Debian Debian Linux, Libtiff Libtiff.

How do I fix CVE-2013-4243?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2013-4243 being exploited?

There is no known exploitation of CVE-2013-4243 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2013-4243, DLA-0013-1, DSA-2965-1, GHSA-4mjh-684p-r652, MGASA-2013-0291, UBUNTU-CVE-2013-4243.