--- title: "CVE-2005-1159\n | Ubuntu" description: Ubuntu is an open source software operating system that runs from the desktop, to the cloud, to all your internet connected things. url: https://ubuntu.com/security/CVE-2005-1159?format=md keywords: index, follow --- # CVE-2005-1159 Publication date 2 May 2005 Last updated 17 July 2025 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description The native implementations of InstallTrigger and other functions in Firefox before 1.0.3 and Mozilla Suite before 1.7.7 do not properly verify the types of objects being accessed, which causes the Javascript interpreter to continue execution at the wrong memory address, which may allow attackers to cause a denial of service (application crash) and possibly execute arbitrary code by passing objects of the wrong type. ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | mozilla | 7.10 gutsy | Not in release | | 7.04 feisty | Not in release | | 6.10 edgy | Ignored end of life, was needed | | 6.06 LTS dapper | Not affected | | mozilla-thunderbird | 7.10 gutsy | Not in release | | 7.04 feisty | Fixed 1.5.0.13-0ubuntu0.7.04 | | 6.10 edgy | Fixed 1.5.0.13-0ubuntu0.6.10 | | 6.06 LTS dapper | Fixed 1.5.0.13-0ubuntu0.6.06 | --- * [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) * [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses) ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2005-1159) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2005-1159) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2005-1159) * [Debian](https://security-tracker.debian.org/tracker/CVE-2005-1159) ### Related Ubuntu Security Notices (USN) + [USN-157-1](https://usn.ubuntu.com/USN-157-1) + Mozilla Thunderbird vulnerabilities + 1 August 2005 + [USN-149-3](https://usn.ubuntu.com/USN-149-3) + Ubuntu 4.10 update for Firefox vulnerabilities + 28 July 2005 ### Other references *