ssl/statem/statem_srvr.c:2836: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 1]):unsigned64 by call to `WPACKET_sub_memcpy__`.
Showing all 14 steps of the trace


ssl/statem/statem_srvr.c:2827:1: Parameter `pkt->written`
2825.   }
2826.   
2827. > int tls_construct_certificate_request(SSL *s, WPACKET *pkt)
2828.   {
2829.       if (SSL_IS_TLS13(s)) {

ssl/statem/statem_srvr.c:2836:25: Call
2834.               if ((s->pha_context = OPENSSL_malloc(s->pha_context_len)) == NULL
2835.                       || RAND_bytes(s->pha_context, s->pha_context_len) <= 0
2836.                       || !WPACKET_sub_memcpy_u8(pkt, s->pha_context, s->pha_context_len)) {
                                ^
2837.                   SSLfatal(s, SSL_AD_INTERNAL_ERROR,
2838.                            SSL_F_TLS_CONSTRUCT_CERTIFICATE_REQUEST,

crypto/packet.c:402:10: Call
  400.                            size_t lenbytes)
  401.   {
  402.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
                  ^
  403.               || !WPACKET_memcpy(pkt, src, len)
  404.               || !WPACKET_close(pkt))

crypto/packet.c:292:1: Parameter `pkt->buf->length`
    290.   }
    291.   
    292. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    293.   {
    294.       WPACKET_SUB *sub;

crypto/packet.c:403:17: Call
  401.   {
  402.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
  403.               || !WPACKET_memcpy(pkt, src, len)
                         ^
  404.               || !WPACKET_close(pkt))
  405.           return 0;

crypto/packet.c:383:1: Parameter `pkt->written`
    381.   }
    382.   
    383. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
    384.   {
    385.       unsigned char *dest;

crypto/packet.c:390:10: Call
    388.           return 1;
    389.   
    390.       if (!WPACKET_allocate_bytes(pkt, len, &dest))
                    ^
    391.           return 0;
    392.   

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

crypto/packet.c:18:10: Call
      16.   int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
      17.   {
      18.       if (!WPACKET_reserve_bytes(pkt, len, allocbytes))
                     ^
      19.           return 0;
      20.   

crypto/packet.c:43:1: <LHS trace>
41.                           : NULL))
42.   
43. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
44.   {
45.       /* Internal API, so should not fail */

crypto/packet.c:43:1: Parameter `pkt->buf->length`
        41.                           : NULL))
        42.   
        43. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
        44.   {
        45.       /* Internal API, so should not fail */

crypto/packet.c:43:1: <RHS trace>
41.                           : NULL))
42.   
43. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
44.   {
45.       /* Internal API, so should not fail */

crypto/packet.c:43:1: Parameter `len`
        41.                           : NULL))
        42.   
        43. > int WPACKET_reserve_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
        44.   {
        45.       /* Internal API, so should not fail */

crypto/packet.c:52:30: Binary operation: ([0, +oo] - [pkt->written, pkt->written + 1]):unsigned64 by call to `WPACKET_sub_memcpy__` 
        50.           return 0;
        51.   
        52.       if (pkt->buf != NULL && (pkt->buf->length - pkt->written < len)) {
                                           ^
        53.           size_t newlen;
        54.           size_t reflen;
