Race condition in Linux kernel 2.6 allows local users to read the environment variables of another process that is still spawning via /proc/.../cmdline.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A10427
https://exchange.xforce.ibmcloud.com/vulnerabilities/17151
https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=152532
http://www.securityfocus.com/bid/11937
http://www.securityfocus.com/bid/11052
http://www.redhat.com/support/errata/RHSA-2006-0191.html
http://www.redhat.com/support/errata/RHSA-2006-0190.html
http://www.redhat.com/support/errata/RHSA-2005-293.html
http://www.mandriva.com/security/advisories?name=MDKSA-2005:022
http://www.gentoo.org/security/en/glsa/glsa-200408-24.xml
http://www.debian.org/security/2006/dsa-1018
http://secunia.com/advisories/21476
http://secunia.com/advisories/19607
http://secunia.com/advisories/19369
http://secunia.com/advisories/19038
http://secunia.com/advisories/18684
http://lists.suse.de/archive/suse-security-announce/2006-Feb/0010.html