crypto/ec/ecp_smpl.c:738: error: BUFFER_OVERRUN_L3
  Offset: [3, +oo] (⇐ [0, +oo] + 3) Size: [0, 8388607] by call to `BN_mod_sub_quick`.
Showing all 22 steps of the trace


crypto/ec/ecp_smpl.c:677:10: Call
675.   
676.       BN_CTX_start(ctx);
677.       n0 = BN_CTX_get(ctx);
                ^
678.       n1 = BN_CTX_get(ctx);
679.       n2 = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:284:5: Call
  282.       }
  283.       /* OK, make sure the returned bignum is "zero" */
  284.       BN_zero(ret);
             ^
  285.       ctx->used++;
  286.       CTXDBG_RET(ctx, ret);

crypto/bn/bn_lib.c:530:1: Parameter `*a->d`
    528.   }
    529.   
    530. > int BN_set_word(BIGNUM *a, BN_ULONG w)
    531.   {
    532.       bn_check_top(a);

crypto/ec/ecp_smpl.c:738:10: Call
736.   
737.       /* n5, n6 */
738.       if (!BN_mod_sub_quick(n5, n1, n3, p))
                ^
739.           goto end;
740.       if (!BN_mod_sub_quick(n6, n2, n4, p))

crypto/bn/bn_mod.c:168:1: Parameter `*r->d`
  166.    * less than m
  167.    */
  168. > int BN_mod_sub_quick(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
  169.                        const BIGNUM *m)
  170.   {

crypto/bn/bn_mod.c:171:10: Call
  169.                        const BIGNUM *m)
  170.   {
  171.       if (!BN_sub(r, a, b))
                  ^
  172.           return 0;
  173.       if (r->neg)

crypto/bn/bn_add.c:234:1: Parameter `*r->d`
    232.   }
    233.   
    234. > int BN_sub(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
    235.   {
    236.       int max;

crypto/bn/bn_add.c:275:9: Call
    273.   
    274.       max = (a->top > b->top) ? a->top : b->top;
    275.       if (bn_wexpand(r, max) == NULL)
                   ^
    276.           return (0);
    277.       if (BN_ucmp(a, b) < 0) {

crypto/bn/bn_lib.c:995:1: Parameter `*a->d`
      993.   }
      994.   
      995. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
      996.   {
      997.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_mod.c:174:16: Call
  172.           return 0;
  173.       if (r->neg)
  174.           return BN_add(r, r, m);
                        ^
  175.       return 1;
  176.   }

crypto/bn/bn_add.c:63:1: Parameter `*r->d`
    61.   
    62.   /* r can == a or b */
    63. > int BN_add(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
    64.   {
    65.       const BIGNUM *tmp;

crypto/bn/bn_add.c:99:11: Call
    97.       }
    98.   
    99.       ret = BN_uadd(r, a, b);
                     ^
    100.       r->neg = a_neg;
    101.       bn_check_top(r);

crypto/bn/bn_add.c:106:1: Parameter `*r->d`
      104.   
      105.   /* unsigned add of b to a */
      106. > int BN_uadd(BIGNUM *r, const BIGNUM *a, const BIGNUM *b)
      107.   {
      108.       int max, min, dif;

crypto/bn/bn_add.c:125:9: Call
      123.       dif = max - min;
      124.   
      125.       if (bn_wexpand(r, max + 1) == NULL)
                     ^
      126.           return 0;
      127.   

crypto/bn/bn_lib.c:995:1: Parameter `*a->d`
        993.   }
        994.   
        995. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
        996.   {
        997.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:997:37: Call
        995.   BIGNUM *bn_wexpand(BIGNUM *a, int words)
        996.   {
        997.       return (words <= a->dmax) ? a : bn_expand2(a, words);
                                                    ^
        998.   }
        999.   

crypto/bn/bn_lib.c:390:1: Parameter `*b->d`
          388.    */
          389.   
          390. > BIGNUM *bn_expand2(BIGNUM *b, int words)
          391.   {
          392.       bn_check_top(b);

crypto/bn/bn_lib.c:395:23: Call
          393.   
          394.       if (words > b->dmax) {
          395.           BN_ULONG *a = bn_expand_internal(b, words);
                                       ^
          396.           if (!a)
          397.               return NULL;

crypto/bn/bn_lib.c:300:1: <Length trace>
298.   /* This is used by bn_expand2() */
299.   /* The caller MUST check that words > b->dmax before calling this */
300. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
301.   {
302.       BN_ULONG *A, *a = NULL;

crypto/bn/bn_lib.c:300:1: Parameter `*b->d`
            298.   /* This is used by bn_expand2() */
            299.   /* The caller MUST check that words > b->dmax before calling this */
            300. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
            301.   {
            302.       BN_ULONG *A, *a = NULL;

crypto/bn/bn_lib.c:335:5: Assignment
            333.   
            334.   #if 1
            335.       B = b->d;
                       ^
            336.       /* Check if the previous number needs to be copied */
            337.       if (B != NULL) {

crypto/bn/bn_lib.c:352:18: Array access: Offset: [3, +oo] (⇐ [0, +oo] + 3) Size: [0, 8388607] by call to `BN_mod_sub_quick` 
            350.               a1 = B[1];
            351.               a2 = B[2];
            352.               a3 = B[3];
                                    ^
            353.               A[0] = a0;
            354.               A[1] = a1;
