crypto/ec/ecdsa_ossl.c:244: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `bn_mul_mont_fixed_top`.
Showing all 17 steps of the trace


crypto/ec/ecdsa_ossl.c:223:18: Call
221.       do {
222.           if (in_kinv == NULL || in_r == NULL) {
223.               if (!ecdsa_sign_setup(eckey, ctx, &kinv, &ret->r, dgst, dgst_len)) {
                        ^
224.                   ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_ECDSA_LIB);
225.                   goto err;

crypto/ec/ecdsa_ossl.c:33:1: Parameter `ctx_in->stack.depth`
  31.   }
  32.   
  33. > static int ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in,
  34.                               BIGNUM **kinvp, BIGNUM **rp,
  35.                               const unsigned char *dgst, int dlen)

crypto/ec/ecdsa_ossl.c:244:17: Call
242.            */
243.           if (!bn_to_mont_fixed_top(s, ret->r, group->mont_data, ctx)
244.               || !bn_mul_mont_fixed_top(s, s, priv_key, group->mont_data, ctx)) {
                       ^
245.               ECerr(EC_F_OSSL_ECDSA_SIGN_SIG, ERR_R_BN_LIB);
246.               goto err;

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: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_mont.c:67:14: Call
  65.       bn_check_top(tmp);
  66.       if (a == b) {
  67.           if (!BN_sqr(tmp, a, ctx))
                     ^
  68.               goto err;
  69.       } 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_mul_mont_fixed_top` 
        274.   static unsigned int BN_STACK_pop(BN_STACK *st)
        275.   {
        276.       return st->indexes[--(st->depth)];
                          ^
        277.   }
        278.   
