ssl/statem/statem_clnt.c:2937: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 2]):unsigned64 by call to `WPACKET_sub_memcpy__`.
Showing all 14 steps of the trace


ssl/statem/statem_clnt.c:2875:1: Parameter `pkt->written`
2873.   }
2874.   
2875. > static int tls_construct_cke_psk_preamble(SSL *s, WPACKET *pkt)
2876.   {
2877.   #ifndef OPENSSL_NO_PSK

ssl/statem/statem_clnt.c:2937:10: Call
2935.       tmpidentity = NULL;
2936.   
2937.       if (!WPACKET_sub_memcpy_u16(pkt, identity, identitylen))  {
                 ^
2938.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_PSK_PREAMBLE,
2939.                    ERR_R_INTERNAL_ERROR);

crypto/packet.c:380:10: Call
  378.                            size_t lenbytes)
  379.   {
  380.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
                  ^
  381.               || !WPACKET_memcpy(pkt, src, len)
  382.               || !WPACKET_close(pkt))

crypto/packet.c:272:1: Parameter `pkt->buf->length`
    270.   }
    271.   
    272. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    273.   {
    274.       WPACKET_SUB *sub;

crypto/packet.c:381:17: Call
  379.   {
  380.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
  381.               || !WPACKET_memcpy(pkt, src, len)
                         ^
  382.               || !WPACKET_close(pkt))
  383.           return 0;

crypto/packet.c:362:1: Parameter `pkt->written`
    360.   }
    361.   
    362. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
    363.   {
    364.       unsigned char *dest;

crypto/packet.c:369:10: Call
    367.           return 1;
    368.   
    369.       if (!WPACKET_allocate_bytes(pkt, len, &dest))
                    ^
    370.           return 0;
    371.   

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

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

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

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

crypto/packet.c:49:36: Binary operation: ([0, +oo] - [pkt->written, pkt->written + 2]):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;
