ssl/t1_lib.c:1053: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 7]):unsigned64 by call to `WPACKET_sub_memcpy__`.
Showing all 18 steps of the trace


ssl/t1_lib.c:1025:1: Parameter `pkt->written`
1023.   }
1024.   
1025. > int ssl_add_clienthello_tlsext(SSL *s, WPACKET *pkt, int *al)
1026.   {
1027.   #ifndef OPENSSL_NO_EC

ssl/t1_lib.c:1051:14: Call
1049.       /* Add RI if renegotiating */
1050.       if (s->renegotiate) {
1051.           if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate)
                     ^
1052.                   || !WPACKET_start_sub_packet_u16(pkt)
1053.                   || !WPACKET_sub_memcpy_u8(pkt, s->s3->previous_client_finished,

ssl/packet.c:288:1: Parameter `pkt->written`
  286.   }
  287.   
  288. > int WPACKET_put_bytes__(WPACKET *pkt, unsigned int val, size_t size)
  289.   {
  290.       unsigned char *data;

ssl/t1_lib.c:1052:21: Call
1050.       if (s->renegotiate) {
1051.           if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate)
1052.                   || !WPACKET_start_sub_packet_u16(pkt)
                            ^
1053.                   || !WPACKET_sub_memcpy_u8(pkt, s->s3->previous_client_finished,
1054.                                      s->s3->previous_client_finished_len)

ssl/packet.c:251:1: Parameter `pkt->written`
  249.   }
  250.   
  251. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
  252.   {
  253.       WPACKET_SUB *sub;

ssl/t1_lib.c:1053:21: Call
1051.           if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_renegotiate)
1052.                   || !WPACKET_start_sub_packet_u16(pkt)
1053.                   || !WPACKET_sub_memcpy_u8(pkt, s->s3->previous_client_finished,
                            ^
1054.                                      s->s3->previous_client_finished_len)
1055.                   || !WPACKET_close(pkt)) {

ssl/packet.c:347:10: Call
  345.                            size_t lenbytes)
  346.   {
  347.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
                  ^
  348.               || !WPACKET_memcpy(pkt, src, len)
  349.               || !WPACKET_close(pkt))

ssl/packet.c:251:1: Parameter `pkt->buf->length`
    249.   }
    250.   
    251. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    252.   {
    253.       WPACKET_SUB *sub;

ssl/packet.c:348:17: Call
  346.   {
  347.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
  348.               || !WPACKET_memcpy(pkt, src, len)
                         ^
  349.               || !WPACKET_close(pkt))
  350.           return 0;

ssl/packet.c:329:1: Parameter `pkt->written`
    327.   }
    328.   
    329. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
    330.   {
    331.       unsigned char *dest;

ssl/packet.c:336:10: Call
    334.           return 1;
    335.   
    336.       if (!WPACKET_allocate_bytes(pkt, len, &dest))
                    ^
    337.           return 0;
    338.   

ssl/packet.c:15:1: Parameter `pkt->written`
      13.   #define DEFAULT_BUF_SIZE    256
      14.   
      15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
      16.   {
      17.       if (!WPACKET_reserve_bytes(pkt, len, allocbytes))

ssl/packet.c:17:10: Call
      15.   int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
      16.   {
      17.       if (!WPACKET_reserve_bytes(pkt, len, allocbytes))
                     ^
      18.           return 0;
      19.   

ssl/packet.c:39:1: <LHS trace>
37.                        ? (p)->staticbuf : (unsigned char *)(p)->buf->data)
38.   
39. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
40.   {
41.       /* Internal API, so should not fail */

ssl/packet.c:39:1: Parameter `pkt->buf->length`
        37.                        ? (p)->staticbuf : (unsigned char *)(p)->buf->data)
        38.   
        39. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
        40.   {
        41.       /* Internal API, so should not fail */

ssl/packet.c:39:1: <RHS trace>
37.                        ? (p)->staticbuf : (unsigned char *)(p)->buf->data)
38.   
39. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
40.   {
41.       /* Internal API, so should not fail */

ssl/packet.c:39:1: Parameter `len`
        37.                        ? (p)->staticbuf : (unsigned char *)(p)->buf->data)
        38.   
        39. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
        40.   {
        41.       /* Internal API, so should not fail */

ssl/packet.c:49:36: Binary operation: ([0, +oo] - [pkt->written, pkt->written + 7]):unsigned64 by call to `WPACKET_sub_memcpy__` 
        47.           return 0;
        48.   
        49.       if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {
                                                 ^
        50.           size_t newlen;
        51.           size_t reflen;
