ssl/t1_lib.c:1546: error: BUFFER_OVERRUN_L3
  Offset added: [36, +oo] (⇐ [0, +oo] + 36) Size: [1, 2147483644] by call to `WPACKET_memcpy`.
Showing all 13 steps of the trace


ssl/t1_lib.c:1441:1: Parameter `pkt->curr`
1439.   }
1440.   
1441. > int ssl_add_serverhello_tlsext(SSL *s, WPACKET *pkt, int *al)
1442.   {
1443.   #ifndef OPENSSL_NO_NEXTPROTONEG

ssl/t1_lib.c:1453:10: Call
1451.   #endif
1452.   
1453.       if (!WPACKET_start_sub_packet_u16(pkt)
                 ^
1454.               || !WPACKET_set_flags(pkt, WPACKET_FLAGS_ABANDON_ON_ZERO_LENGTH)) {
1455.           SSLerr(SSL_F_SSL_ADD_SERVERHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);

ssl/packet.c:251:1: Parameter `pkt->curr`
  249.   }
  250.   
  251. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
  252.   {
  253.       WPACKET_SUB *sub;

ssl/t1_lib.c:1546:14: Call
1544.               0x06, 0x06, 0x2a, 0x85, 0x03, 0x02, 0x02, 0x17
1545.           };
1546.           if (!WPACKET_memcpy(pkt, cryptopro_ext, sizeof(cryptopro_ext))) {
                     ^
1547.               SSLerr(SSL_F_SSL_ADD_SERVERHELLO_TLSEXT, ERR_R_INTERNAL_ERROR);
1548.               return 0;

ssl/packet.c:329:1: <Offset trace>
327.   }
328.   
329. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
330.   {
331.       unsigned char *dest;

ssl/packet.c:329:1: Parameter `len`
  327.   }
  328.   
  329. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
  330.   {
  331.       unsigned char *dest;

ssl/packet.c:329:1: <Length trace>
327.   }
328.   
329. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
330.   {
331.       unsigned char *dest;

ssl/packet.c:329:1: Parameter `*pkt->buf->data`
  327.   }
  328.   
  329. > int WPACKET_memcpy(WPACKET *pkt, const void *src, size_t len)
  330.   {
  331.       unsigned char *dest;

ssl/packet.c:336:10: Call
  334.           return 1;
  335.   
  336.       if (!WPACKET_allocate_bytes(pkt, len, &dest))
                  ^
  337.           return 0;
  338.   

ssl/packet.c:15:1: Parameter `**allocbytes`
    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: Parameter `**allocbytes`
      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:339:5: Array access: Offset added: [36, +oo] (⇐ [0, +oo] + 36) Size: [1, 2147483644] by call to `WPACKET_memcpy` 
  337.           return 0;
  338.   
  339.       memcpy(dest, src, len);
             ^
  340.   
  341.       return 1;
