ssl/statem/extensions.c:1218: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 4]):unsigned64 by call to `construct_ca_names`.
Showing all 14 steps of the trace


ssl/statem/extensions.c:1211:13: Call
1209.   
1210.       if (!WPACKET_put_bytes_u16(pkt, TLSEXT_TYPE_certificate_authorities)
1211.           || !WPACKET_start_sub_packet_u16(pkt)) {
                    ^
1212.           SSLfatal(s, SSL_AD_INTERNAL_ERROR,
1213.                    SSL_F_TLS_CONSTRUCT_CERTIFICATE_AUTHORITIES,

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;

ssl/statem/extensions.c:1218:10: Call
1216.       }
1217.   
1218.       if (!construct_ca_names(s, ca_sk, pkt)) {
                 ^
1219.           /* SSLfatal() already called */
1220.           return EXT_RETURN_FAIL;

ssl/statem/statem_lib.c:2296:1: Parameter `pkt->written`
  2294.   }
  2295.   
  2296. > int construct_ca_names(SSL *s, const STACK_OF(X509_NAME) *ca_sk, WPACKET *pkt)
  2297.   {
  2298.       /* Start sub-packet for client CA list */

ssl/statem/statem_lib.c:2299:10: Call
  2297.   {
  2298.       /* Start sub-packet for client CA list */
  2299.       if (!WPACKET_start_sub_packet_u16(pkt)) {
                   ^
  2300.           SSLfatal(s, SSL_AD_INTERNAL_ERROR, SSL_F_CONSTRUCT_CA_NAMES,
  2301.                    ERR_R_INTERNAL_ERROR);

crypto/packet.c:292:1: Parameter `pkt->written`
    290.   }
    291.   
    292. > int WPACKET_start_sub_packet_len__(WPACKET *pkt, size_t lenbytes)
    293.   {
    294.       WPACKET_SUB *sub;

crypto/packet.c:318:10: Call
    316.       sub->packet_len = pkt->written;
    317.   
    318.       if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))
                    ^
    319.           return 0;
    320.   

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 + 4]):unsigned64 by call to `construct_ca_names` 
        50.           return 0;
        51.   
        52.       if (pkt->buf != NULL && (pkt->buf->length - pkt->written < len)) {
                                           ^
        53.           size_t newlen;
        54.           size_t reflen;
