ssl/statem/statem_srvr.c:2117: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [0, `pkt->written` + 68]):unsigned64 by call to `tls_construct_extensions`.
Showing all 14 steps of the trace


ssl/statem/statem_srvr.c:2070:17: Call
2068.                   * tls_process_client_hello()
2069.                   */
2070.               || !WPACKET_memcpy(pkt, s->s3->server_random, SSL3_RANDOM_SIZE)) {
                        ^
2071.           SSLerr(SSL_F_TLS_CONSTRUCT_SERVER_HELLO, ERR_R_INTERNAL_ERROR);
2072.           goto err;

ssl/packet.c:359:1: Parameter `pkt->buf->length`
  357.   }
  358.   
  359. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
  360.   {
  361.       unsigned char *dest;

ssl/statem/statem_srvr.c:2117:17: Call
2115.               || (!SSL_IS_TLS13(s)
2116.                   && !WPACKET_put_bytes_u8(pkt, compm))
2117.               || !tls_construct_extensions(s, pkt,
                        ^
2118.                                            SSL_IS_TLS13(s)
2119.                                               ? SSL_EXT_TLS1_3_SERVER_HELLO

ssl/statem/extensions.c:686:1: Parameter `pkt->written`
  684.    * failure construction stops at the first extension to fail to construct.
  685.    */
  686. > int tls_construct_extensions(SSL *s, WPACKET *pkt, unsigned int context,
  687.                                X509 *x, size_t chainidx, int *al)
  688.   {

ssl/statem/extensions.c:699:10: Call
  697.       tmpal = SSL_AD_INTERNAL_ERROR;
  698.   
  699.       if (!WPACKET_start_sub_packet_u16(pkt)
                  ^
  700.                  /*
  701.                   * If extensions are of zero length then we don't even add the

ssl/packet.c:270:1: Parameter `pkt->written`
    268.   }
    269.   
    270. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    271.   {
    272.       WPACKET_SUB *sub;

ssl/packet.c:293:10: Call
    291.       }
    292.   
    293.       if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))
                    ^
    294.           return 0;
    295.       /* 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: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:48:36: Binary operation: ([0, +oo] - [0, pkt->written + 68]):unsigned64 by call to `tls_construct_extensions` 
        46.           return 0;
        47.   
        48.       if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {
                                                 ^
        49.           size_t newlen;
        50.           size_t reflen;
