crypto/bn/bn_exp.c:1330: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_mul`.
Showing all 28 steps of the trace


crypto/bn/bn_exp.c:1280:1: Parameter `ctx->stack.depth`
1278.   
1279.   /* The old fallback, simple version :-) */
1280. > int BN_mod_exp_simple(BIGNUM *r, const BIGNUM *a, const BIGNUM *p,
1281.                         const BIGNUM *m, BN_CTX *ctx)
1282.   {

crypto/bn/bn_exp.c:1309:5: Call
1307.       }
1308.   
1309.       BN_CTX_start(ctx);
            ^
1310.       d = BN_CTX_get(ctx);
1311.       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:1315:10: Call
1313.           goto err;
1314.   
1315.       if (!BN_nnmod(val[0], a, m, ctx))
                 ^
1316.           goto err;               /* 1 */
1317.       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:1325:14: Call
1323.       window = BN_window_bits_for_exponent_size(bits);
1324.       if (window > 1) {
1325.           if (!BN_mod_mul(d, val[0], val[0], m, ctx))
                     ^
1326.               goto err;           /* 2 */
1327.           j = 1 << (window - 1);

crypto/bn/bn_mod.c:127:1: Parameter `ctx->stack.depth`
  125.   
  126.   /* slow but works */
  127. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  128.                  BN_CTX *ctx)
  129.   {

crypto/bn/bn_mod.c:137:5: Call
  135.       bn_check_top(m);
  136.   
  137.       BN_CTX_start(ctx);
             ^
  138.       if ((t = BN_CTX_get(ctx)) == NULL)
  139.           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:152:5: Call
  150.       ret = 1;
  151.    err:
  152.       BN_CTX_end(ctx);
             ^
  153.       return ret;
  154.   }

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:1330:18: Call
1328.           for (i = 1; i < j; i++) {
1329.               if (((val[i] = BN_CTX_get(ctx)) == NULL) ||
1330.                   !BN_mod_mul(val[i], val[i - 1], d, m, ctx))
                         ^
1331.                   goto err;
1332.           }

crypto/bn/bn_mod.c:127:1: Parameter `ctx->stack.depth`
  125.   
  126.   /* slow but works */
  127. > int BN_mod_mul(BIGNUM *r, const BIGNUM *a, const BIGNUM *b, const BIGNUM *m,
  128.                  BN_CTX *ctx)
  129.   {

crypto/bn/bn_mod.c:137:5: Call
  135.       bn_check_top(m);
  136.   
  137.       BN_CTX_start(ctx);
             ^
  138.       if ((t = BN_CTX_get(ctx)) == NULL)
  139.           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:141:14: Call
  139.           goto err;
  140.       if (a == b) {
  141.           if (!BN_sqr(t, a, ctx))
                      ^
  142.               goto err;
  143.       } else {

crypto/bn/bn_sqr.c:32:5: Call
    30.       }
    31.   
    32.       BN_CTX_start(ctx);
              ^
    33.       rr = (a != r) ? r : BN_CTX_get(ctx);
    34.       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:94:5: Call
    92.       bn_check_top(rr);
    93.       bn_check_top(tmp);
    94.       BN_CTX_end(ctx);
              ^
    95.       return ret;
    96.   }

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.   
