apps/apps.c:1510: error: BUFFER_OVERRUN_L3
  Offset: [-1, 165] Size: [1, 166] by call to `BN_rand`.
Showing all 12 steps of the trace


apps/apps.c:1510:10: Call
1508.           return 0;
1509.   
1510.       if (!BN_rand(btmp, SERIAL_RAND_BITS, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY))
                 ^
1511.           goto error;
1512.       if (ai && !BN_to_ASN1_INTEGER(btmp, ai))

crypto/bn/bn_rand.c:97:1: Parameter `bits`
  95.   }
  96.   
  97. > int BN_rand(BIGNUM *rnd, int bits, int top, int bottom)
  98.   {
  99.       return bnrand(NORMAL, rnd, bits, top, bottom);

crypto/bn/bn_rand.c:99:12: Call
  97.   int BN_rand(BIGNUM *rnd, int bits, int top, int bottom)
  98.   {
  99.       return bnrand(NORMAL, rnd, bits, top, bottom);
                    ^
  100.   }
  101.   

crypto/bn/bn_rand.c:57:14: <Offset trace>
55.           unsigned char c;
56.   
57.           for (i = 0; i < bytes; i++) {
                   ^
58.               if (RAND_bytes(&c, 1) <= 0)
59.                   goto err;

crypto/bn/bn_rand.c:57:14: Assignment
    55.           unsigned char c;
    56.   
    57.           for (i = 0; i < bytes; i++) {
                       ^
    58.               if (RAND_bytes(&c, 1) <= 0)
    59.                   goto err;

crypto/bn/bn_rand.c:21:1: <Length trace>
19.   } BNRAND_FLAG;
20.   
21. > static int bnrand(BNRAND_FLAG flag, BIGNUM *rnd, int bits, int top, int bottom)
22.   {
23.       unsigned char *buf = NULL;

crypto/bn/bn_rand.c:21:1: Parameter `bits`
    19.   } BNRAND_FLAG;
    20.   
    21. > static int bnrand(BNRAND_FLAG flag, BIGNUM *rnd, int bits, int top, int bottom)
    22.   {
    23.       unsigned char *buf = NULL;

crypto/bn/bn_rand.c:35:5: Assignment
    33.           goto toosmall;
    34.   
    35.       bytes = (bits + 7) / 8;
              ^
    36.       bit = (bits - 1) % 8;
    37.       mask = 0xff << (bit + 1);

crypto/bn/bn_rand.c:39:11: Call
    37.       mask = 0xff << (bit + 1);
    38.   
    39.       buf = OPENSSL_malloc(bytes);
                    ^
    40.       if (buf == NULL) {
    41.           BNerr(BN_F_BNRAND, ERR_R_MALLOC_FAILURE);

crypto/mem.c:177:9: Assignment
      175.   
      176.       if (num == 0)
      177.           return NULL;
                     ^
      178.   
      179.       FAILTEST();

crypto/bn/bn_rand.c:39:5: Assignment
    37.       mask = 0xff << (bit + 1);
    38.   
    39.       buf = OPENSSL_malloc(bytes);
              ^
    40.       if (buf == NULL) {
    41.           BNerr(BN_F_BNRAND, ERR_R_MALLOC_FAILURE);

crypto/bn/bn_rand.c:83:9: Array access: Offset: [-1, 165] Size: [1, 166] by call to `BN_rand` 
    81.       buf[0] &= ~mask;
    82.       if (bottom)                 /* set bottom bit if requested */
    83.           buf[bytes - 1] |= 1;
                  ^
    84.       if (!BN_bin2bn(buf, bytes, rnd))
    85.           goto err;
