diff options
Diffstat (limited to 'read_fragment_table_n_stack_overflow-fix.patch')
| -rw-r--r-- | read_fragment_table_n_stack_overflow-fix.patch | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/read_fragment_table_n_stack_overflow-fix.patch b/read_fragment_table_n_stack_overflow-fix.patch new file mode 100644 index 000000000000..a9d39201aed3 --- /dev/null +++ b/read_fragment_table_n_stack_overflow-fix.patch @@ -0,0 +1,27 @@ +--- unsquash-4.c 2014-03-09 06:31:59.000000000 +0100 ++++ unsquash-4.c.1 2016-10-15 11:41:12.914245961 +0200 +@@ -31,9 +31,9 @@ + int read_fragment_table_4(long long *directory_table_end) + { + int res, i; +- int bytes = SQUASHFS_FRAGMENT_BYTES(sBlk.s.fragments); +- int indexes = SQUASHFS_FRAGMENT_INDEXES(sBlk.s.fragments); +- long long fragment_table_index[indexes]; ++ size_t bytes = SQUASHFS_FRAGMENT_BYTES(sBlk.s.fragments); ++ size_t indexes = SQUASHFS_FRAGMENT_INDEXES(sBlk.s.fragments); ++ long long *fragment_table_index; + + TRACE("read_fragment_table: %d fragments, reading %d fragment indexes " + "from 0x%llx\n", sBlk.s.fragments, indexes, +@@ -44,6 +44,11 @@ + return TRUE; + } + ++ fragment_table_index = malloc(indexes*sizeof(long long)); ++ if(fragment_table_index == NULL) ++ EXIT_UNSQUASH("read_fragment_table: failed to allocate " ++ "fragment table index\n"); ++ + fragment_table = malloc(bytes); + if(fragment_table == NULL) + EXIT_UNSQUASH("read_fragment_table: failed to allocate " |