ssl/s3_lib.c:2802: error: INTEGER_OVERFLOW_L2
  ([0, +oo] - [`pkt->written`, `pkt->written` + 4]):unsigned64 by call to `WPACKET_start_sub_packet_len`.
Showing all 10 steps of the trace


ssl/s3_lib.c:2801:10: Call
2799.   {
2800.       /* Set the content type and 3 bytes for the message len */
2801.       if (!WPACKET_put_bytes(pkt, htype, 1)
                 ^
2802.               || !WPACKET_start_sub_packet_u24(pkt))
2803.           return 0;

ssl/packet.c:226:1: Parameter `pkt->buf->length`
  224.   }
  225.   
  226. > int WPACKET_put_bytes(WPACKET *pkt, unsigned int val, size_t size)
  227.   {
  228.       unsigned char *data;

ssl/s3_lib.c:2802:17: Call
2800.       /* Set the content type and 3 bytes for the message len */
2801.       if (!WPACKET_put_bytes(pkt, htype, 1)
2802.               || !WPACKET_start_sub_packet_u24(pkt))
                        ^
2803.           return 0;
2804.   

ssl/packet.c:190:1: Parameter `pkt->written`
  188.   }
  189.   
  190. > int WPACKET_start_sub_packet_len(WPACKET *pkt, size_t lenbytes)
  191.   {
  192.       WPACKET_SUB *sub;

ssl/packet.c:214:10: Call
  212.       }
  213.   
  214.       if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))
                  ^
  215.           return 0;
  216.       sub->packet_len = lenchars - (unsigned char *)pkt->buf->data;

ssl/packet.c:15:1: <LHS trace>
13.   #define DEFAULT_BUF_SIZE    256
14.   
15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
16.   {
17.       /* Internal API, so should not fail */

ssl/packet.c:15:1: Parameter `pkt->buf->length`
    13.   #define DEFAULT_BUF_SIZE    256
    14.   
    15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
    16.   {
    17.       /* Internal API, so should not fail */

ssl/packet.c:15:1: <RHS trace>
13.   #define DEFAULT_BUF_SIZE    256
14.   
15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
16.   {
17.       /* Internal API, so should not fail */

ssl/packet.c:15:1: Parameter `len`
    13.   #define DEFAULT_BUF_SIZE    256
    14.   
    15. > int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
    16.   {
    17.       /* Internal API, so should not fail */

ssl/packet.c:25:9: Binary operation: ([0, +oo] - [pkt->written, pkt->written + 4]):unsigned64 by call to `WPACKET_start_sub_packet_len` 
    23.           return 0;
    24.   
    25.       if (pkt->buf->length - pkt->written < len) {
                  ^
    26.           size_t newlen;
    27.   

int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)
{
    assert(pkt->subs != NULL && len != 0);
    if (pkt->subs == NULL || len == 0)
        return 0;
    if (pkt->maxsize - pkt->written < len)
        return 0;
    if (pkt->buf->length - pkt->written < len) {
        size_t newlen;
        if (pkt->buf->length > SIZE_MAX / 2) {
            newlen = SIZE_MAX;
        } else {
            newlen = (pkt->buf->length == 0) ? DEFAULT_BUF_SIZE
                                             : pkt->buf->length * 2;
        }
        if (BUF_MEM_grow(pkt->buf, newlen) == 0)
            return 0;
    }
    *allocbytes = (unsigned char *)pkt->buf->data + pkt->curr;
    pkt->written += len;
    pkt->curr += len;
    return 1;
}
['int ssl3_set_handshake_header2(SSL *s, WPACKET *pkt, int htype)\n{\n    if (!WPACKET_put_bytes(pkt, htype, 1)\n            || !WPACKET_start_sub_packet_u24(pkt))\n        return 0;\n    return 1;\n}', 'int WPACKET_put_bytes(WPACKET *pkt, unsigned int val, size_t size)\n{\n    unsigned char *data;\n    assert(size <= sizeof(unsigned int));\n    if (size > sizeof(unsigned int)\n            || !WPACKET_allocate_bytes(pkt, size, &data)\n            || !put_value(data, val, size))\n        return 0;\n    return 1;\n}', 'int WPACKET_start_sub_packet_len(WPACKET *pkt, size_t lenbytes)\n{\n    WPACKET_SUB *sub;\n    unsigned char *lenchars;\n    assert(pkt->subs != NULL);\n    if (pkt->subs == NULL)\n        return 0;\n    sub = OPENSSL_zalloc(sizeof(*sub));\n    if (sub == NULL)\n        return 0;\n    sub->parent = pkt->subs;\n    pkt->subs = sub;\n    sub->pwritten = pkt->written + lenbytes;\n    sub->lenbytes = lenbytes;\n    if (lenbytes == 0) {\n        sub->packet_len = 0;\n        return 1;\n    }\n    if (!WPACKET_allocate_bytes(pkt, lenbytes, &lenchars))\n        return 0;\n    sub->packet_len = lenchars - (unsigned char *)pkt->buf->data;\n    return 1;\n}', 'int WPACKET_allocate_bytes(WPACKET *pkt, size_t len, unsigned char **allocbytes)\n{\n    assert(pkt->subs != NULL && len != 0);\n    if (pkt->subs == NULL || len == 0)\n        return 0;\n    if (pkt->maxsize - pkt->written < len)\n        return 0;\n    if (pkt->buf->length - pkt->written < len) {\n        size_t newlen;\n        if (pkt->buf->length > SIZE_MAX / 2) {\n            newlen = SIZE_MAX;\n        } else {\n            newlen = (pkt->buf->length == 0) ? DEFAULT_BUF_SIZE\n                                             : pkt->buf->length * 2;\n        }\n        if (BUF_MEM_grow(pkt->buf, newlen) == 0)\n            return 0;\n    }\n    *allocbytes = (unsigned char *)pkt->buf->data + pkt->curr;\n    pkt->written += len;\n    pkt->curr += len;\n    return 1;\n}']