[logilab-common] Creation of Temporary File With Insecure Permissions in logilab-commons

The Execute class in shellutils in logilab-common before 0.61.0 uses tempfile.mktemp, which allows local users to have an unspecified impact by pre-creating the temporary file.

References

• https://nvd.nist.gov/vuln/detail/CVE-2014-1839
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=737051
• http://comments.gmane.org/gmane.comp.security.oss.general/11986
• http://lists.opensuse.org/opensuse-updates/2014-02/msg00085.html
• https://github.com/advisories/GHSA-g5m2-22h2-rr3j