Prohibit file injection writing to host filesystem
This is a refinement of the previous fix in commit 2427d4a9,
which does the file name canonicalization as the root user.
This is required so that guest images could not for example,
protect malicious symlinks in a directory only readable by root.
Reviewed: https:/ /review. openstack. org/10952 github. com/openstack/ nova/commit/ d9577ce9f266166 a297488445b5b0c 93c1ddb368
Committed: http://
Submitter: Jenkins
Branch: stable/essex
commit d9577ce9f266166 a297488445b5b0c 93c1ddb368
Author: Pádraig Brady <email address hidden>
Date: Tue Jul 31 14:05:35 2012 +0100
Prohibit file injection writing to host filesystem
This is a refinement of the previous fix in commit 2427d4a9,
which does the file name canonicalization as the root user.
This is required so that guest images could not for example,
protect malicious symlinks in a directory only readable by root.
Fixes bug: 1031311, CVE-2012-3447 e7451e1e13f73f1 313a7df9c5c
Change-Id: I7f7cdeeffadeba