crypto/bn/bntest.c:473: error: BUFFER_OVERRUN_L3
  Offset: [3, +oo] (⇐ [1, +oo] + 2) Size: [0, +oo] by call to `BN_sqr`.
Showing all 14 steps of the trace


crypto/bn/bntest.c:469:3: Call
467.   	for (i=0; i<40; i++)
468.   		{
469.   		BN_rand(&a,40+i*10,0,0);
         ^
470.   		a.neg=rand_neg();
471.   		if (bp == NULL)

crypto/bn/bn_rand.c:65:1: Parameter `*rnd->d`
  63.   #include "rand.h"
  64.   
  65. > int BN_rand(BIGNUM *rnd, int bits, int top, int bottom)
  66.   	{
  67.   	unsigned char *buf=NULL;

crypto/bn/bntest.c:473:5: Call
471.   		if (bp == NULL)
472.   			for (j=0; j<100; j++)
473.   				BN_sqr(&c,&a,ctx);
           ^
474.   		BN_sqr(&c,&a,ctx);
475.   		if (bp != NULL)

crypto/bn/bn_sqr.c:65:1: Parameter `*a->d`
  63.   /* r must not be a */
  64.   /* I've just gone over this and it is now %20 faster on x86 - eay - 27 Jun 96 */
  65. > int BN_sqr(BIGNUM *r, BIGNUM *a, BN_CTX *ctx)
  66.   	{
  67.   	int max,al;

crypto/bn/bntest.c:473:5: Call
471.   		if (bp == NULL)
472.   			for (j=0; j<100; j++)
473.   				BN_sqr(&c,&a,ctx);
           ^
474.   		BN_sqr(&c,&a,ctx);
475.   		if (bp != NULL)

crypto/bn/bn_sqr.c:65:1: Parameter `*a->d`
  63.   /* r must not be a */
  64.   /* I've just gone over this and it is now %20 faster on x86 - eay - 27 Jun 96 */
  65. > int BN_sqr(BIGNUM *r, BIGNUM *a, BN_CTX *ctx)
  66.   	{
  67.   	int max,al;

crypto/bn/bn_sqr.c:130:5: Call
  128.   				{
  129.   				if (bn_wexpand(tmp,max) == NULL) return(0);
  130.   				bn_sqr_normal(rr->d,a->d,al,tmp->d);
             ^
  131.   				}
  132.   			}

crypto/bn/bn_sqr.c:146:1: Parameter `*a`
    144.   
    145.   /* tmp must have 2*n words */
    146. > void bn_sqr_normal(BN_ULONG *r, BN_ULONG *a, int n, BN_ULONG *tmp)
    147.   	{
    148.   	int i,j,max;

crypto/bn/bn_sqr.c:152:2: Assignment
    150.   
    151.   	max=n*2;
    152.   	ap=a;
            ^
    153.   	rp=r;
    154.   	rp[0]=rp[max-1]=0;

crypto/bn/bn_sqr.c:168:3: Assignment
    166.   		{
    167.   		j--;
    168.   		ap++;
             ^
    169.   		rp[j]=bn_mul_add_words(rp,ap,j,ap[-1]);
    170.   		rp+=2;

crypto/bn/bn_sqr.c:169:9: Call
    167.   		j--;
    168.   		ap++;
    169.   		rp[j]=bn_mul_add_words(rp,ap,j,ap[-1]);
                   ^
    170.   		rp+=2;
    171.   		}

crypto/bn/bn_asm.c:143:1: <Length trace>
141.   #else
142.   
143. > BN_ULONG bn_mul_add_words(BN_ULONG *rp, BN_ULONG *ap, int num, BN_ULONG w)
144.   	{
145.   	BN_ULONG c=0;

crypto/bn/bn_asm.c:143:1: Parameter `*ap`
      141.   #else
      142.   
      143. > BN_ULONG bn_mul_add_words(BN_ULONG *rp, BN_ULONG *ap, int num, BN_ULONG w)
      144.   	{
      145.   	BN_ULONG c=0;

crypto/bn/bn_asm.c:160:3: Array access: Offset: [3, +oo] (⇐ [1, +oo] + 2) Size: [0, +oo] by call to `BN_sqr` 
      158.   		mul_add(rp[1],ap[1],bl,bh,c);
      159.   		if (--num == 0) break;
      160.   		mul_add(rp[2],ap[2],bl,bh,c);
               ^
      161.   		if (--num == 0) break;
      162.   		mul_add(rp[3],ap[3],bl,bh,c);
