crypto/ec/ecp_smpl.c:287: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_sqr`.
Showing all 16 steps of the trace


crypto/ec/ecp_smpl.c:242:1: Parameter `ctx->stack.depth`
240.   }
241.   
242. > int ec_GFp_simple_group_check_discriminant(const EC_GROUP *group, BN_CTX *ctx)
243.   {
244.       int ret = 0;

crypto/ec/ecp_smpl.c:257:5: Call
255.           }
256.       }
257.       BN_CTX_start(ctx);
           ^
258.       a = BN_CTX_get(ctx);
259.       b = 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/ec/ecp_smpl.c:287:14: Call
285.               goto err;
286.       } else if (!BN_is_zero(b)) {
287.           if (!BN_mod_sqr(tmp_1, a, p, ctx))
                    ^
288.               goto err;
289.           if (!BN_mod_mul(tmp_2, tmp_1, a, p, ctx))

crypto/bn/bn_mod.c:102:1: Parameter `ctx->stack.depth`
  100.   }
  101.   
  102. > int BN_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx)
  103.   {
  104.       if (!BN_sqr(r, a, ctx))

crypto/bn/bn_mod.c:104:10: Call
  102.   int BN_mod_sqr(BIGNUM *r, const BIGNUM *a, const BIGNUM *m, BN_CTX *ctx)
  103.   {
  104.       if (!BN_sqr(r, a, ctx))
                  ^
  105.           return 0;
  106.       /* r->neg == 0,  thus we don't need BN_nnmod */

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:99:5: Call
    97.       bn_check_top(rr);
    98.       bn_check_top(tmp);
    99.       BN_CTX_end(ctx);
               ^
    100.       return (ret);
    101.   }

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:271:1: <Offset trace>
269.   }
270.   
271. > static unsigned int BN_STACK_pop(BN_STACK *st)
272.   {
273.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:271:1: Parameter `st->depth`
        269.   }
        270.   
        271. > static unsigned int BN_STACK_pop(BN_STACK *st)
        272.   {
        273.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:271:1: <Length trace>
269.   }
270.   
271. > static unsigned int BN_STACK_pop(BN_STACK *st)
272.   {
273.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:271:1: Parameter `*st->indexes`
        269.   }
        270.   
        271. > static unsigned int BN_STACK_pop(BN_STACK *st)
        272.   {
        273.       return st->indexes[--(st->depth)];

crypto/bn/bn_ctx.c:273:12: Array access: Offset: [-1, +oo] Size: [1, +oo] by call to `BN_mod_sqr` 
        271.   static unsigned int BN_STACK_pop(BN_STACK *st)
        272.   {
        273.       return st->indexes[--(st->depth)];
                          ^
        274.   }
        275.   
