ssl/statem/statem_clnt.c:3288: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 2]):unsigned64 by call to `WPACKET_sub_allocate_bytes__`.
Showing all 12 steps of the trace


ssl/statem/statem_clnt.c:3282:1: Parameter `pkt->written`
3280.   }
3281.   
3282. > static int tls_construct_cke_srp(SSL *s, WPACKET *pkt)
3283.   {
3284.   #ifndef OPENSSL_NO_SRP

ssl/statem/statem_clnt.c:3288:17: Call
3286.   
3287.       if (s->srp_ctx.A == NULL
3288.               || !WPACKET_sub_allocate_bytes_u16(pkt, BN_num_bytes(s->srp_ctx.A),
                        ^
3289.                                                  &abytes)) {
3290.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_TLS_CONSTRUCT_CKE_SRP,

crypto/packet.c:29:10: Call
  27.                                    unsigned char **allocbytes, size_t lenbytes)
  28.   {
  29.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
                 ^
  30.               || !WPACKET_allocate_bytes(pkt, len, allocbytes)
  31.               || !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:30:17: Call
  28.   {
  29.       if (!WPACKET_start_sub_packet_len__(pkt, lenbytes)
  30.               || !WPACKET_allocate_bytes(pkt, len, allocbytes)
                        ^
  31.               || !WPACKET_close(pkt))
  32.           return 0;

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 + 2]):unsigned64 by call to `WPACKET_sub_allocate_bytes__` 
      50.           return 0;
      51.   
      52.       if (pkt->buf != NULL && (pkt->buf->length - pkt->written < len)) {
                                         ^
      53.           size_t newlen;
      54.           size_t reflen;
