crypto/bn/bn_exp.c:1325: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_mul`.
Showing all 30 steps of the trace


crypto/bn/bn_exp.c:1275:1: Parameter `ctx->stack.depth`
1273.   
1274.   /* The old fallback, simple version :-) */
1275. > int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
1276.                         const BIGNUM *m, BN_CTX *ctx)
1277.   {

crypto/bn/bn_exp.c:1304:5: Call
1302.       }
1303.   
1304.       BN_CTX_start(ctx);
            ^
1305.       d = BN_CTX_get(ctx);
1306.       val[0] = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
  179.   }
  180.   
  181. > void BN_CTX_start(BN_CTX *ctx)
  182.   {
  183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_exp.c:1310:10: Call
1308.           goto err;
1309.   
1310.       if (!BN_nnmod(val[0], a, m, ctx))
                 ^
1311.           goto err;               /* 1 */
1312.       if (BN_is_zero(val[0])) {

crypto/bn/bn_mod.c:13:1: Parameter `ctx->stack.depth`
  11.   #include "bn_lcl.h"
  12.   
  13. > int BN_nnmod(BIGNUM *r, const BIGNUM *m, const BIGNUM *d, BN_CTX *ctx)
  14.   {
  15.       /*

crypto/bn/bn_mod.c:20:11: Call
  18.        */
  19.   
  20.       if (!(BN_mod(r, m, d, ctx)))
                  ^
  21.           return 0;
  22.       if (!r->neg)

crypto/bn/bn_div.c:137:1: Parameter `ctx->stack.depth`
    135.    * If 'dv' or 'rm' is NULL, the respective value is not returned.
    136.    */
    137. > int BN_div(BIGNUM *dv, BIGNUM *rm, const BIGNUM *num, const BIGNUM *divisor,
    138.              BN_CTX *ctx)
    139.   {

crypto/bn/bn_exp.c:1320:14: Call
1318.       window = BN_window_bits_for_exponent_size(bits);
1319.       if (window > 1) {
1320.           if (!BN_mod_mul(d, val[0], val[0], m, ctx))
                     ^
1321.               goto err;           /* 2 */
1322.           j = 1 << (window - 1);

crypto/bn/bn_mod.c:193:1: Parameter `ctx->stack.depth`
  191.   
  192.   /* slow but works */
  193. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  194.                  BN_CTX *ctx)
  195.   {

crypto/bn/bn_mod.c:203:5: Call
  201.       bn_check_top(m);
  202.   
  203.       BN_CTX_start(ctx);
             ^
  204.       if ((t = BN_CTX_get(ctx)) == NULL)
  205.           goto err;

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
    179.   }
    180.   
    181. > void BN_CTX_start(BN_CTX *ctx)
    182.   {
    183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mod.c:218:5: Call
  216.       ret = 1;
  217.    err:
  218.       BN_CTX_end(ctx);
             ^
  219.       return ret;
  220.   }

crypto/bn/bn_ctx.c:195:1: Parameter `ctx->stack.depth`
    193.   }
    194.   
    195. > void BN_CTX_end(BN_CTX *ctx)
    196.   {
    197.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_exp.c:1325:18: Call
1323.           for (i = 1; i < j; i++) {
1324.               if (((val[i] = BN_CTX_get(ctx)) == NULL) ||
1325.                   !BN_mod_mul(val[i], val[i - 1], d, m, ctx))
                         ^
1326.                   goto err;
1327.           }

crypto/bn/bn_mod.c:193:1: Parameter `ctx->stack.depth`
  191.   
  192.   /* slow but works */
  193. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  194.                  BN_CTX *ctx)
  195.   {

crypto/bn/bn_mod.c:203:5: Call
  201.       bn_check_top(m);
  202.   
  203.       BN_CTX_start(ctx);
             ^
  204.       if ((t = BN_CTX_get(ctx)) == NULL)
  205.           goto err;

crypto/bn/bn_ctx.c:181:1: Parameter `ctx->stack.depth`
    179.   }
    180.   
    181. > void BN_CTX_start(BN_CTX *ctx)
    182.   {
    183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_mod.c:207:14: Call
  205.           goto err;
  206.       if (a == b) {
  207.           if (!BN_sqr(t, a, ctx))
                      ^
  208.               goto err;
  209.       } else {

crypto/bn/bn_sqr.c:17:1: Parameter `ctx->stack.depth`
    15.    * I've just gone over this and it is now %20 faster on x86 - eay - 27 Jun 96
    16.    */
    17. > int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
    18.   {
    19.       int ret = bn_sqr_fixed_top(r, a, ctx);

crypto/bn/bn_sqr.c:19:15: Call
    17.   int BN_sqr(BIGNUM *r, const BIGNUM *a, BN_CTX *ctx)
    18.   {
    19.       int ret = bn_sqr_fixed_top(r, a, ctx);
                        ^
    20.   
    21.       bn_correct_top(r);

crypto/bn/bn_sqr.c:42:5: Call
      40.       }
      41.   
      42.       BN_CTX_start(ctx);
                ^
      43.       rr = (a != r) ? r : BN_CTX_get(ctx);
      44.       tmp = BN_CTX_get(ctx);

crypto/bn/bn_ctx.c:181:1: Parameter `*ctx->stack.indexes`
        179.   }
        180.   
        181. > void BN_CTX_start(BN_CTX *ctx)
        182.   {
        183.       CTXDBG_ENTRY("BN_CTX_start", ctx);

crypto/bn/bn_sqr.c:104:5: Call
      102.       bn_check_top(rr);
      103.       bn_check_top(tmp);
      104.       BN_CTX_end(ctx);
                 ^
      105.       return ret;
      106.   }

crypto/bn/bn_ctx.c:195:1: Parameter `*ctx->stack.indexes`
        193.   }
        194.   
        195. > void BN_CTX_end(BN_CTX *ctx)
        196.   {
        197.       CTXDBG_ENTRY("BN_CTX_end", ctx);

crypto/bn/bn_ctx.c:201:27: Call
        199.           ctx->err_stack--;
        200.       else {
        201.           unsigned int fp = BN_STACK_pop(&ctx->stack);
                                         ^
        202.           /* Does this stack frame have anything to release? */
        203.           if (fp < ctx->used)

crypto/bn/bn_ctx.c:274:1: <Offset trace>
272.   }
273.   
274. > static unsigned int BN_STACK_pop(BN_STACK *st)
275.   {
276.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:274:1: Parameter `st->depth`
          272.   }
          273.   
          274. > static unsigned int BN_STACK_pop(BN_STACK *st)
          275.   {
          276.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:274:1: <Length trace>
272.   }
273.   
274. > static unsigned int BN_STACK_pop(BN_STACK *st)
275.   {
276.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:274:1: Parameter `*st->indexes`
          272.   }
          273.   
          274. > static unsigned int BN_STACK_pop(BN_STACK *st)
          275.   {
          276.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:276:12: Array access: Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_mul` 
          274.   static unsigned int BN_STACK_pop(BN_STACK *st)
          275.   {
          276.       return st->indexes[--(st->depth)];
                            ^
          277.   }
          278.   
