--- title: "CVE-2009-2412\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-2009-2412?format=md keywords: index, follow --- # CVE-2009-2412 Publication date 6 August 2009 Last updated 4 August 2025 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description Multiple integer overflows in the Apache Portable Runtime (APR) library and the Apache Portable Utility library (aka APR-util) 0.9.x and 1.3.x allow remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via vectors that trigger crafted calls to the (1) allocator\_alloc or (2) apr\_palloc function in memory/unix/apr\_pools.c in APR; or crafted calls to the (3) apr\_rmm\_malloc, (4) apr\_rmm\_calloc, or (5) apr\_rmm\_realloc function in misc/apr\_rmm.c in APR-util; leading to buffer overflows. NOTE: some of these details are obtained from third party information. [Read the notes from the security team](https://ubuntu.com/security/CVE-2009-2412?format=md#notes) ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | apache2 | 9.04 jaunty | Not affected | | 8.10 intrepid | Not affected | | 8.04 LTS hardy | Not affected | | 6.06 LTS dapper | Fixed 2.0.55-4ubuntu2.7 | | apr | 9.04 jaunty | Fixed 1.2.12-5ubuntu0.1 | | 8.10 intrepid | Fixed 1.2.12-4ubuntu0.1 | | 8.04 LTS hardy | Fixed 1.2.11-1ubuntu0.1 | | 6.06 LTS dapper | Not in release | | apr-util | 9.04 jaunty | Fixed 1.2.12+dfsg-8ubuntu0.3 | | 8.10 intrepid | Fixed 1.2.12+dfsg-7ubuntu0.3 | | 8.04 LTS hardy | Fixed 1.2.12+dfsg-3ubuntu0.2 | | 6.06 LTS dapper | Not in release | --- * [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) * [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses) ## Notes --- ### [jdstrand](https://launchpad.net/~jdstrand) apache2 on hardy and higher uses system apr and apr-util ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2009-2412) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2009-2412) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2009-2412) * [Debian](https://security-tracker.debian.org/tracker/CVE-2009-2412) ### Related Ubuntu Security Notices (USN) + [USN-813-3](https://usn.ubuntu.com/USN-813-3) + apr-util vulnerability + 8 August 2009 + [USN-813-2](https://usn.ubuntu.com/USN-813-2) + Apache vulnerability + 8 August 2009 + [USN-813-1](https://usn.ubuntu.com/USN-813-1) + apr vulnerability + 8 August 2009 ### Other references *