crypto/ec/ec2_smpl.c:157: error: BUFFER_OVERRUN_L3
  Offset added: [8, +oo] Size: [0, 536870848] by call to `bn_wexpand`.
Showing all 12 steps of the trace


crypto/ec/ec2_smpl.c:147:10: Call
145.       if (!BN_copy(dest->field, src->field))
146.           return 0;
147.       if (!BN_copy(dest->a, src->a))
                ^
148.           return 0;
149.       if (!BN_copy(dest->b, src->b))

crypto/bn/bn_lib.c:323:1: Parameter `*a->d`
  321.   }
  322.   
  323. > BIGNUM *BN_copy(BIGNUM *a, const BIGNUM *b)
  324.   {
  325.       bn_check_top(b);

crypto/ec/ec2_smpl.c:157:9: Call
155.       dest->poly[4] = src->poly[4];
156.       dest->poly[5] = src->poly[5];
157.       if (bn_wexpand(dest->a, (int)(dest->poly[0] + BN_BITS2 - 1) / BN_BITS2) ==
               ^
158.           NULL)
159.           return 0;

crypto/bn/bn_lib.c:948:1: Parameter `*a->d`
  946.   }
  947.   
  948. > BIGNUM *bn_wexpand(BIGNUM *a, int words)
  949.   {
  950.       return (words <= a->dmax) ? a : bn_expand2(a, words);

crypto/bn/bn_lib.c:950:37: Call
  948.   BIGNUM *bn_wexpand(BIGNUM *a, int words)
  949.   {
  950.       return (words <= a->dmax) ? a : bn_expand2(a, words);
                                             ^
  951.   }
  952.   

crypto/bn/bn_lib.c:284:1: Parameter `*b->d`
    282.    */
    283.   
    284. > BIGNUM *bn_expand2(BIGNUM *b, int words)
    285.   {
    286.       bn_check_top(b);

crypto/bn/bn_lib.c:289:23: Call
    287.   
    288.       if (words > b->dmax) {
    289.           BN_ULONG *a = bn_expand_internal(b, words);
                                 ^
    290.           if (!a)
    291.               return NULL;

crypto/bn/bn_lib.c:246:1: <Offset trace>
244.   /* This is used by bn_expand2() */
245.   /* The caller MUST check that words > b->dmax before calling this */
246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
247.   {
248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:246:1: Parameter `b->top`
      244.   /* This is used by bn_expand2() */
      245.   /* The caller MUST check that words > b->dmax before calling this */
      246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
      247.   {
      248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:246:1: <Length trace>
244.   /* This is used by bn_expand2() */
245.   /* The caller MUST check that words > b->dmax before calling this */
246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
247.   {
248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:246:1: Parameter `*b->d`
      244.   /* This is used by bn_expand2() */
      245.   /* The caller MUST check that words > b->dmax before calling this */
      246. > static BN_ULONG *bn_expand_internal(const BIGNUM *b, int words)
      247.   {
      248.       BN_ULONG *a = NULL;

crypto/bn/bn_lib.c:271:9: Array access: Offset added: [8, +oo] Size: [0, 536870848] by call to `bn_wexpand` 
      269.       assert(b->top <= words);
      270.       if (b->top > 0)
      271.           memcpy(a, b->d, sizeof(*a) * b->top);
                     ^
      272.   
      273.       return a;
