retitle 561727 git-core: git help -a (/etc/bash_completion.d/git) accesses 
files outside the user's home dir (possible DoS)
severity 561727 grave
thanks

I confirm that git tries to access and read files above the current
directory (e.g. outside the user's home directory), and there's a
possible denial of service, e.g. if something like:

  mkdir .git
  touch .git/objects .git/refs
  mkfifo .git/HEAD

is done (actually, this isn't even needed, as here the process
sometimes freezes when NFS tries to automount .git or something
like that, but with the above command, the freeze seems to be
permanent).

-- 
Vincent Lefèvre <[email protected]> - Web: <http://www.vinc17.net/>
100% accessible validated (X)HTML - Blog: <http://www.vinc17.net/blog/>
Work: CR INRIA - computer arithmetic / Arénaire project (LIP, ENS-Lyon)



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