crypto/bn/bn_exp2.c:83: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `BN_to_montgomery`.
Showing all 32 steps of the trace


crypto/bn/bn_exp2.c:16:1: Parameter `ctx->stack.depth`
14.   #define TABLE_SIZE      32
15.   
16. > int BN_mod_exp2_mont(BIGNUM *rr, const BIGNUM *a1, const BIGNUM *p1,
17.                        const BIGNUM *a2, const BIGNUM *p2, const BIGNUM *m,
18.                        BN_CTX *ctx, BN_MONT_CTX *in_mont)

crypto/bn/bn_exp2.c:48:5: Call
46.       bits = (bits1 > bits2) ? bits1 : bits2;
47.   
48.       BN_CTX_start(ctx);
          ^
49.       d = BN_CTX_get(ctx);
50.       r = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:171:1: Parameter `ctx->stack.depth`
  169.   }
  170.   
  171. > void BN_CTX_start(BN_CTX *ctx)
  172.   {
  173.       CTXDBG("ENTER BN_CTX_start()", ctx);

crypto/bn/bn_exp2.c:49:9: Call
47.   
48.       BN_CTX_start(ctx);
49.       d = BN_CTX_get(ctx);
              ^
50.       r = BN_CTX_get(ctx);
51.       val1[0] = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:202:1: Parameter `ctx->stack.depth`
  200.   }
  201.   
  202. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  203.   {
  204.       BIGNUM *ret;

crypto/bn/bn_exp2.c:50:9: Call
48.       BN_CTX_start(ctx);
49.       d = BN_CTX_get(ctx);
50.       r = BN_CTX_get(ctx);
              ^
51.       val1[0] = BN_CTX_get(ctx);
52.       val2[0] = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:202:1: Parameter `ctx->stack.depth`
  200.   }
  201.   
  202. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  203.   {
  204.       BIGNUM *ret;

crypto/bn/bn_exp2.c:51:15: Call
49.       d = BN_CTX_get(ctx);
50.       r = BN_CTX_get(ctx);
51.       val1[0] = BN_CTX_get(ctx);
                    ^
52.       val2[0] = BN_CTX_get(ctx);
53.       if (val2[0] == NULL)

crypto/bn/bn_ctx.c:202:1: Parameter `ctx->stack.depth`
  200.   }
  201.   
  202. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  203.   {
  204.       BIGNUM *ret;

crypto/bn/bn_exp2.c:52:15: Call
50.       r = BN_CTX_get(ctx);
51.       val1[0] = BN_CTX_get(ctx);
52.       val2[0] = BN_CTX_get(ctx);
                    ^
53.       if (val2[0] == NULL)
54.           goto err;

crypto/bn/bn_ctx.c:202:1: Parameter `ctx->stack.depth`
  200.   }
  201.   
  202. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
  203.   {
  204.       BIGNUM *ret;

crypto/bn/bn_exp2.c:83:10: Call
81.       }
82.   
83.       if (!BN_to_montgomery(val1[0], a_mod_m, mont, ctx))
               ^
84.           goto err;
85.       if (window1 > 1) {

crypto/bn/bn_lib.c:889:1: Parameter `ctx->stack.depth`
  887.   }
  888.   
  889. > int BN_to_montgomery(BIGNUM *r, const BIGNUM *a, BN_MONT_CTX *mont,
  890.                        BN_CTX *ctx)
  891.   {

crypto/bn/bn_lib.c:892:12: Call
  890.                        BN_CTX *ctx)
  891.   {
  892.       return BN_mod_mul_montgomery(r, a, &(mont->RR), mont, ctx);
                    ^
  893.   }
  894.   

crypto/bn/bn_mont.c:26:1: Parameter `ctx->stack.depth`
    24.   #endif
    25.   
    26. > int BN_mod_mul_montgomery(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
    27.                             BN_MONT_CTX *mont, BN_CTX *ctx)
    28.   {

crypto/bn/bn_mont.c:29:15: Call
    27.                             BN_MONT_CTX *mont, BN_CTX *ctx)
    28.   {
    29.       int ret = bn_mul_mont_fixed_top(r, a, b, mont, ctx);
                        ^
    30.   
    31.       bn_correct_top(r);

crypto/bn/bn_mont.c:37:1: Parameter `ctx->stack.depth`
      35.   }
      36.   
      37. > int bn_mul_mont_fixed_top(BIGNUM *r, const BIGNUM *a, const BIGNUM *b,
      38.                             BN_MONT_CTX *mont, BN_CTX *ctx)
      39.   {

crypto/bn/bn_mont.c:60:5: Call
      58.           return 0;
      59.   
      60.       BN_CTX_start(ctx);
                ^
      61.       tmp = BN_CTX_get(ctx);
      62.       if (tmp == NULL)

crypto/bn/bn_ctx.c:171:1: Parameter `ctx->stack.depth`
        169.   }
        170.   
        171. > void BN_CTX_start(BN_CTX *ctx)
        172.   {
        173.       CTXDBG("ENTER BN_CTX_start()", ctx);

crypto/bn/bn_mont.c:61:11: Call
      59.   
      60.       BN_CTX_start(ctx);
      61.       tmp = BN_CTX_get(ctx);
                      ^
      62.       if (tmp == NULL)
      63.           goto err;

crypto/bn/bn_ctx.c:202:1: Parameter `ctx->stack.depth`
        200.   }
        201.   
        202. > BIGNUM *BN_CTX_get(BN_CTX *ctx)
        203.   {
        204.       BIGNUM *ret;

crypto/bn/bn_mont.c:70:14: Call
      68.               goto err;
      69.       } else {
      70.           if (!bn_mul_fixed_top(tmp, a, b, ctx))
                         ^
      71.               goto err;
      72.       }

crypto/bn/bn_mul.c:533:5: Call
        531.       top = al + bl;
        532.   
        533.       BN_CTX_start(ctx);
                   ^
        534.       if ((r == a) || (r == b)) {
        535.           if ((rr = BN_CTX_get(ctx)) == NULL)

crypto/bn/bn_ctx.c:171:1: Parameter `*ctx->stack.indexes`
          169.   }
          170.   
          171. > void BN_CTX_start(BN_CTX *ctx)
          172.   {
          173.       CTXDBG("ENTER BN_CTX_start()", ctx);

crypto/bn/bn_mul.c:618:5: Call
        616.    err:
        617.       bn_check_top(r);
        618.       BN_CTX_end(ctx);
                   ^
        619.       return ret;
        620.   }

crypto/bn/bn_ctx.c:185:1: Parameter `*ctx->stack.indexes`
          183.   }
          184.   
          185. > void BN_CTX_end(BN_CTX *ctx)
          186.   {
          187.       CTXDBG("ENTER BN_CTX_end()", ctx);

crypto/bn/bn_ctx.c:191:27: Call
          189.           ctx->err_stack--;
          190.       else {
          191.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                           ^
          192.           /* Does this stack frame have anything to release? */
          193.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:266:1: <Offset trace>
264.   }
265.   
266. > static unsigned int BN_STACK_pop(BN_STACK *st)
267.   {
268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:266:1: Parameter `st->depth`
            264.   }
            265.   
            266. > static unsigned int BN_STACK_pop(BN_STACK *st)
            267.   {
            268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:266:1: <Length trace>
264.   }
265.   
266. > static unsigned int BN_STACK_pop(BN_STACK *st)
267.   {
268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:266:1: Parameter `*st->indexes`
            264.   }
            265.   
            266. > static unsigned int BN_STACK_pop(BN_STACK *st)
            267.   {
            268.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:268:12: Array access: Offset: [-1, +oo] Size: [1, +oo] by call to `BN_to_montgomery` 
            266.   static unsigned int BN_STACK_pop(BN_STACK *st)
            267.   {
            268.       return st->indexes[--(st->depth)];
                              ^
            269.   }
            270.   
