--- title: "CVE-2007-0251\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-2007-0251?format=md keywords: index, follow --- # CVE-2007-0251 Publication date 16 January 2007 Last updated 24 July 2024 --- Ubuntu priority **Low** [Why this priority?](https://ubuntu.com/security/cves/about#priority ) Toggle side navigation ## Description Integer underflow in the DecodeGRE function in src/decode.c in Snort 2.6.1.2 allows remote attackers to trigger dereferencing of certain memory locations via crafted GRE packets, which may cause corruption of log files or writing of sensitive information into log files. [Read the notes from the security team](https://ubuntu.com/security/CVE-2007-0251?format=md#notes) ## Status Show unmaintained releases | Package | Ubuntu Release | Status | | --- | --- | --- | | snort | 7.10 gutsy | Not affected | | 7.04 feisty | Not affected | | 6.10 edgy | Not affected | | 6.06 LTS dapper | 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) ## Notes --- ### [jdstrand](https://launchpad.net/~jdstrand) according to http://www.securityfocus.com/bid/22004/solution, Version 1.131 of 'src/decode.c', as of January 10, 2007 in the Snort CVS repository, contains a fix to address this issue. --- ### [fujitsu](https://launchpad.net/~fujitsu) we never had the vulnerable release. ## References * [MITRE](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2007-0251) * [NVD](https://nvd.nist.gov/vuln/detail/CVE-2007-0251) * [Launchpad](https://launchpad.net/bugs/cve/CVE-2007-0251) * [Debian](https://security-tracker.debian.org/tracker/CVE-2007-0251) ### Other references *