CVE-2006-0749 Memory corruption in n/a

What is CVE-2006-0749?

CVE-2006-0749 is a critical memory corruption vulnerability in Mozilla Firefox, published on 14 Apr 2006. 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

nsHTMLContentSink.cpp in Mozilla Firefox and Thunderbird 1.x before 1.5 and 1.0.x before 1.0.8, Mozilla Suite before 1.7.13, and SeaMonkey before 1.0 allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via unknown vectors involving a "particular sequence of HTML tags" that leads to memory corruption.

Weakness: CWE-399

Which versions are affected by CVE-2006-0749?

It affects 4 products.

Products include Mozilla Firefox, Mozilla Mozilla Suite, Mozilla Seamonkey, Mozilla Thunderbird.

How do I fix CVE-2006-0749?

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-2006-0749 being exploited?

There is no known exploitation of CVE-2006-0749 in the wild and no public exploit code.

Other vulnerabilities in Mozilla Firefox

• CVE-2019-11708 Mozilla Firefox and Thunderbird Sandbox Escape Exploited Critical 10.0
• CVE-2010-3765 Mozilla Multiple Products Remote Code Execution Exploited Critical 9.8
• CVE-2022-26486 Mozilla Firefox Use-After-Free Exploited Critical 9.6
• CVE-2022-26485 Mozilla Firefox Use-After-Free Exploited High 8.8
• CVE-2019-11707 Mozilla Firefox and Thunderbird Type Confusion Exploited High 8.8

All Mozilla Firefox vulnerabilities

Sources

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

Also known as DEBIAN-CVE-2006-0749, GHSA-pwcc-x4h8-g74h.