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authorTheodore Ts'o <tytso@mit.edu>2009-01-16 11:13:40 -0500
committerTheodore Ts'o <tytso@mit.edu>2009-01-16 11:13:40 -0500
commite6b8bc09ba2075cd91fbffefcd2778b1a00bd76f (patch)
tree07a439d21576794c5d39a06a86b09e690e55f2f2 /fs/ext3/namei.c
parent06a279d636734da32bb62dd2f7b0ade666f65d7c (diff)
downloadlinux-e6b8bc09ba2075cd91fbffefcd2778b1a00bd76f.tar.bz2
ext4: Add sanity check to make_indexed_dir
Make sure the rec_len field in the '..' entry is sane, lest we overrun the directory block and cause a kernel oops on a purposefully corrupted filesystem. Thanks to Sami Liedes for reporting this bug. http://bugzilla.kernel.org/show_bug.cgi?id=12430 Signed-off-by: "Theodore Ts'o" <tytso@mit.edu> Cc: stable@kernel.org
Diffstat (limited to 'fs/ext3/namei.c')
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