Switch reiser4 to use lzo1x_decompress_safe instead of lzo1x_decompress
as otherwise it presents a security hole (lzo1x_decompress doesn't
perform bounds checking on the decompressed data).
Signed-off-by: Richard Purdie <[EMAIL PROTECTED]>
---
fs/reiser4/plugin/compress/compress.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
Index: linux-2.6.21/fs/reiser4/plugin/compress/compress.c
===================================================================
--- linux-2.6.21.orig/fs/reiser4/plugin/compress/compress.c 2007-05-16
20:47:45.000000000 +0100
+++ linux-2.6.21/fs/reiser4/plugin/compress/compress.c 2007-05-24
23:43:28.000000000 +0100
@@ -319,7 +319,7 @@ lzo1_decompress(coa_t coa, __u8 * src_fi
assert("edward-851", coa == NULL);
assert("edward-852", src_len != 0);
- result = lzo1x_decompress(src_first, src_len, dst_first, &dstlen, NULL);
+ result = lzo1x_decompress_safe(src_first, src_len, dst_first, &dstlen,
NULL);
if (result != LZO_E_OK)
warning("edward-853", "lzo1x_1_decompress failed\n");
*dst_len = dstlen;
-
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