ssl/statem/statem_srvr.c:2523: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 1]):unsigned64 by call to `ssl3_get_req_cert_type`.
Showing all 14 steps of the trace


ssl/statem/statem_srvr.c:2522:10: Call
2520.   
2521.       /* get the list of acceptable cert types */
2522.       if (!WPACKET_start_sub_packet_u8(pkt)
                 ^
2523.           || !ssl3_get_req_cert_type(s, pkt) || !WPACKET_close(pkt)) {
2524.           SSLerr(SSL_F_TLS_CONSTRUCT_CERTIFICATE_REQUEST, ERR_R_INTERNAL_ERROR);

ssl/packet.c:275:1: Parameter `pkt->buf->length`
  273.   }
  274.   
  275. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
  276.   {
  277.       WPACKET_SUB *sub;

ssl/statem/statem_srvr.c:2523:13: Call
2521.       /* get the list of acceptable cert types */
2522.       if (!WPACKET_start_sub_packet_u8(pkt)
2523.           || !ssl3_get_req_cert_type(s, pkt) || !WPACKET_close(pkt)) {
                    ^
2524.           SSLerr(SSL_F_TLS_CONSTRUCT_CERTIFICATE_REQUEST, ERR_R_INTERNAL_ERROR);
2525.           goto err;

ssl/s3_lib.c:3774:1: Parameter `pkt->written`
  3772.   }
  3773.   
  3774. > int ssl3_get_req_cert_type(SSL *s, WPACKET *pkt)
  3775.   {
  3776.       uint32_t alg_k, alg_a = 0;

ssl/s3_lib.c:3780:16: Call
  3778.       /* If we have custom certificate types set, use them */
  3779.       if (s->cert->ctype)
  3780.           return WPACKET_memcpy(pkt, s->cert->ctype, s->cert->ctype_len);
                         ^
  3781.       /* Get mask of algorithms disabled by signature list */
  3782.       ssl_set_sig_mask(&alg_a, s, SSL_SECOP_SIGALG_MASK);

ssl/packet.c:353:1: Parameter `pkt->written`
    351.   }
    352.   
    353. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
    354.   {
    355.       unsigned char *dest;

ssl/packet.c:360:10: Call
    358.           return 1;
    359.   
    360.       if (!WPACKET_allocate_bytes(pkt, len, &dest))
                    ^
    361.           return 0;
    362.   

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 + 1]):unsigned64 by call to `ssl3_get_req_cert_type` 
        47.           return 0;
        48.   
        49.       if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {
                                                 ^
        50.           size_t newlen;
        51.           size_t reflen;
