--- title: "CVE-2015-0253\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-2015-0253?format=md keywords: index, follow --- # CVE-2015-0253 Publication date 20 July 2015 Last updated 24 July 2024 --- Ubuntu priority **Medium** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description The read\_request\_line function in server/protocol.c in the Apache HTTP Server 2.4.12 does not initialize the protocol structure member, which allows remote attackers to cause a denial of service (NULL pointer dereference and process crash) by sending a request that lacks a method to an installation that enables the INCLUDES filter and has an ErrorDocument 400 directive specifying a local URI. [Read the notes from the security team](https://ubuntu.com/security/CVE-2015-0253?format=md#notes) ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | apache2 | 15.04 vivid | Not affected | | 14.10 utopic | Not affected | | 14.04 LTS trusty | Not affected | | 12.04 LTS precise | Not affected | --- * [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) * [What do statuses mean?](https://ubuntu.com/security/cves/about#statuses) * [Patch details](https://ubuntu.com/security/CVE-2015-0253?format=md#patch-details) ## Notes --- ### [tyhicks](https://launchpad.net/~tyhicks) Only affected 2.4.12 ### Patch details For informational purposes only. We recommend not to cherry-pick updates. [How can I get the fixes?](https://ubuntu.com/security/cves/about#security) | Package | Patch details | | --- | --- | | apache2 | * Upstream: [6a97405](https://github.com/apache/httpd/commit/6a974059190b8a0c7e499f4ab12fe108127099cb) | ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-0253) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2015-0253) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2015-0253) * [Debian](https://security-tracker.debian.org/tracker/CVE-2015-0253) ### Other references * * *