The default configuration for bccache.FileSystemBytecodeCache in Jinja2 before 2.7.2 does not properly create temporary files, which allows local users to gain privileges via a crafted .cache file with a name starting with __jinja2_ in /tmp.Referenceshttps://oss.oracle.com/pipermail/el-errata/2014-June/004192.htmlhttp://openwall.com/lists/oss-security/2014/01/10/3http://secunia.com/advisories/59017http://secunia.com/advisories/56287http://www.mandriva.com/security/advisories?name=MDVSA-2014:096http://secunia.com/advisories/58783http://secunia.com/advisories/58918http://secunia.com/advisories/60738https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=734747https://bugzilla.redhat.com/show_bug.cgi?id=1051421http://secunia.com/advisories/60770http://rhn.redhat.com/errata/RHSA-2014-0747.htmlhttp://jinja.pocoo.org/docs/changelog/http://www.gentoo.org/security/en/glsa/glsa-201408-13.xmlhttp://openwall.com/lists/oss-security/2014/01/10/2http://advisories.mageia.org/MGASA-2014-0028.htmlhttp://rhn.redhat.com/errata/RHSA-2014-0748.html