CVE-2004-0994 Integer overflow in n/a

What is CVE-2004-0994?

CVE-2004-0994 is a critical vulnerability in Debian Debian Linux, published on 15 Dec 2004. 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

Multiple integer overflows in xzgv 0.8 and earlier allow remote attackers to execute arbitrary code via images with large width and height values, which trigger a heap-based buffer overflow, as demonstrated in the read_prf_file function in readprf.c. NOTE: CVE-2004-0994 and CVE-2004-1095 identify sets of bugs that only partially overlap, despite having the same developer. Therefore, they should be regarded as distinct.

Which versions are affected by CVE-2004-0994?

It affects 3 products.

Products include Debian Debian Linux, Zgv Xzgv Image Viewer, Zgv Zgv Image Viewer.

How do I fix CVE-2004-0994?

Upgrade to a fixed version.

Is CVE-2004-0994 being exploited?

There is no known exploitation of CVE-2004-0994 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-2004-0994, DSA-614-1, GHSA-74wh-7854-hjwj.