diff options
Diffstat (limited to 'common')
| -rw-r--r-- | common/u2f.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/common/u2f.c b/common/u2f.c index 540503db84..bc55496fb6 100644 --- a/common/u2f.c +++ b/common/u2f.c @@ -364,8 +364,8 @@ static enum vendor_cmd_rc u2f_attest(enum vendor_cmd_cc code, *response_size = 0; - if (input_size < 2 || - input_size < (2 + req->dataLen) || + if (input_size < offsetof(U2F_ATTEST_REQ, data) || + input_size < (offsetof(U2F_ATTEST_REQ, data) + req->dataLen) || input_size > sizeof(U2F_ATTEST_REQ) || response_buf_size < sizeof(*resp)) return VENDOR_RC_BOGUS_ARGS; |