diff options
| -rw-r--r-- | source3/smbd/nttrans.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/source3/smbd/nttrans.c b/source3/smbd/nttrans.c index 800e2fd260..bcba29a3e8 100644 --- a/source3/smbd/nttrans.c +++ b/source3/smbd/nttrans.c @@ -990,7 +990,19 @@ struct ea_list *read_nttrans_ea_list(TALLOC_CTX *ctx, const char *pdata, size_t if (next_offset == 0) { break; } + + /* Integer wrap protection for the increment. */ + if (offset + next_offset < offset) { + break; + } + offset += next_offset; + + /* Integer wrap protection for while loop. */ + if (offset + 4 < offset) { + break; + } + } return ea_list_head; |