iproute2 before 3.3.0 allows local users to overwrite arbitrary files via a symlink attack on a temporary file used by (1) configure or (2) examples/dhcp-client-script.

References

• https://nvd.nist.gov/vuln/detail/CVE-2012-1088
• https://bugzilla.redhat.com/show_bug.cgi?id=797878
• http://git.kernel.org/?p=linux/kernel/git/shemminger/iproute2.git;a=commit;h=20ed7b24df05eadf83168d1d0ce0052a31380928
• http://git.kernel.org/?p=linux/kernel/git/shemminger/iproute2.git;a=commit;h=e557d1ac3a156ba7521ba44b0b412af4542f83f8
• http://marc.info/?l=bugtraq&m=139447903326211&w=2
• http://git.kernel.org/?p=linux/kernel/git/shemminger/iproute2.git%3Ba=commit%3Bh=20ed7b24df05eadf83168d1d0ce0052a31380928
• http://git.kernel.org/?p=linux/kernel/git/shemminger/iproute2.git%3Ba=commit%3Bh=e557d1ac3a156ba7521ba44b0b412af4542f83f8