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libext2fs: fix tst_badblocks buffer overrun 

The test2[] array is not 0-terminated and the create_test_list() for
loop does not terminate properly at the end of this array, but
continues until it hits the 0 at the end of test3[].

Reported-by: Hanno Boeck <hanno@hboeck.de>
Addresses: https://bugzilla.kernel.org/show_bug.cgi?id=104311
Signed-off-by: Andreas Dilger <adilger@dilger.ca>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
test-maint
Andreas Dilger 2015-11-30 12:09:44 -05:00 committed by Theodore Ts'o
parent 2b833c9aae
commit f449486d63
1 changed files with 2 additions and 2 deletions
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4
lib/ext2fs/tst_badblocks.c
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@ -30,11 +30,11 @@
#define DEL_BLK 0x0002
blk_t test1[] = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 0 };
blk_t test2[] = { 11, 10, 9, 8, 7, 6, 5, 4, 3, 3, 2, 1 };
blk_t test2[] = { 11, 10, 9, 8, 7, 6, 5, 4, 3, 3, 2, 1, 0 };
blk_t test3[] = { 3, 1, 4, 5, 9, 2, 7, 10, 5, 6, 10, 8, 0 };
blk_t test4[] = { 20, 50, 12, 17, 13, 2, 66, 23, 56, 0 };
blk_t test4a[] = {
20, 1,
20, 1,
50, 1,
3, 0,
17, 1,