ssl/statem/extensions_clnt.c:66: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 6]):unsigned64 by call to `WPACKET_start_sub_packet_len__`.
Showing all 12 steps of the trace


ssl/statem/extensions_clnt.c:65:17: Call
63.       if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_srp)
64.                  /* Sub-packet for SRP extension */
65.               || !WPACKET_start_sub_packet_u16(pkt)
                      ^
66.               || !WPACKET_start_sub_packet_u8(pkt)
67.                  /* login must not be zero...internal error if so */

ssl/packet.c:252:1: Parameter `pkt->buf->length`
  250.   }
  251.   
  252. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
  253.   {
  254.       WPACKET_SUB *sub;

ssl/statem/extensions_clnt.c:66:17: Call
64.                  /* Sub-packet for SRP extension */
65.               || !WPACKET_start_sub_packet_u16(pkt)
66.               || !WPACKET_start_sub_packet_u8(pkt)
                      ^
67.                  /* login must not be zero...internal error if so */
68.               || !WPACKET_set_flags(pkt, WPACKET_FLAGS_NON_ZERO_LENGTH)

ssl/packet.c:252:1: Parameter `pkt->written`
  250.   }
  251.   
  252. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
  253.   {
  254.       WPACKET_SUB *sub;

ssl/packet.c:276:10: Call
  274.       }
  275.   
  276.       if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))
                  ^
  277.           return 0;
  278.       /* 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:49:36: Binary operation: ([0, +oo] - [pkt->written, pkt->written + 6]):unsigned64 by call to `WPACKET_start_sub_packet_len__` 
      47.           return 0;
      48.   
      49.       if (pkt->staticbuf == NULL && (pkt->buf->length - pkt->written < len)) {
                                               ^
      50.           size_t newlen;
      51.           size_t reflen;
