ssl/statem/statem_srvr.c:1541: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [0, `pkt->written` + 73]):unsigned64 by call to `ssl_add_serverhello_tlsext`.
Showing all 14 steps of the trace


ssl/statem/statem_srvr.c:1539:17: Call
1537.       if (!WPACKET_sub_memcpy_u8(pkt, s->session->session_id, sl)
1538.               || !s->method->put_cipher_by_char(s->s3->tmp.new_cipher, pkt, &len)
1539.               || !WPACKET_put_bytes_u8(pkt, compm)
                        ^
1540.               || !ssl_prepare_serverhello_tlsext(s)
1541.               || !ssl_add_serverhello_tlsext(s, pkt, &al)) {

ssl/packet.c:261:1: Parameter `pkt->buf->length`
  259.   }
  260.   
  261. > int WPACKET_put_bytes__(WPACKET *pkt, unsigned int val, size_t size)
  262.   {
  263.       unsigned char *data;

ssl/statem/statem_srvr.c:1541:17: Call
1539.               || !WPACKET_put_bytes_u8(pkt, compm)
1540.               || !ssl_prepare_serverhello_tlsext(s)
1541.               || !ssl_add_serverhello_tlsext(s, pkt, &al)) {
                        ^
1542.           SSLerr(SSL_F_TLS_CONSTRUCT_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
1543.           goto err;

ssl/t1_lib.c:1395:1: Parameter `pkt->written`
  1393.   }
  1394.   
  1395. > int ssl_add_serverhello_tlsext(SSL *s, WPACKET *pkt, int *al)
  1396.   {
  1397.   #ifndef OPENSSL_NO_NEXTPROTONEG

ssl/t1_lib.c:1407:10: Call
  1405.   #endif
  1406.   
  1407.       if (!WPACKET_start_sub_packet_u16(pkt)
                   ^
  1408.               || !WPACKET_set_flags(pkt, WPACKET_FLAGS_ABANDON_ON_ZERO_LENGTH)) {
  1409.           SSLerr(SSL_F_SSL_ADD_SERVERHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);

ssl/packet.c:224:1: Parameter `pkt->written`
    222.   }
    223.   
    224. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    225.   {
    226.       WPACKET_SUB *sub;

ssl/packet.c:248:10: Call
    246.       }
    247.   
    248.       if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))
                    ^
    249.           return 0;
    250.       /* Convert to an offset in case the underlying BUF_MEM gets realloc'd */

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:36:1: <LHS trace>
34.   }
35.   
36. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
37.   {
38.       /* Internal API, so should not fail */

ssl/packet.c:36:1: Parameter `pkt->buf->length`
        34.   }
        35.   
        36. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
        37.   {
        38.       /* Internal API, so should not fail */

ssl/packet.c:36:1: <RHS trace>
34.   }
35.   
36. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
37.   {
38.       /* Internal API, so should not fail */

ssl/packet.c:36:1: Parameter `len`
        34.   }
        35.   
        36. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
        37.   {
        38.       /* Internal API, so should not fail */

ssl/packet.c:46:9: Binary operation: ([0, +oo] - [0, pkt->written + 73]):unsigned64 by call to `ssl_add_serverhello_tlsext` 
        44.           return 0;
        45.   
        46.       if (pkt->buf->length - pkt->written < len) {
                      ^
        47.           size_t newlen;
        48.           size_t reflen;
