crypto/rsa/rsa_ossl.c:632: error: BUFFER_OVERRUN_L3
  Offset: [-1, +oo] Size: [1, +oo] by call to `BN_MONT_CTX_set_locked`.
Showing all 32 steps of the trace


crypto/rsa/rsa_ossl.c:601:1: Parameter `ctx->stack.depth`
599.   }
600.   
601. > static int rsa_ossl_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx)
602.   {
603.       BIGNUM *r1, *m1, *vrfy;

crypto/rsa/rsa_ossl.c:606:5: Call
604.       int ret = 0;
605.   
606.       BN_CTX_start(ctx);
           ^
607.   
608.       r1 = 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/rsa/rsa_ossl.c:630:18: Call
628.   
629.           if (rsa->flags & RSA_FLAG_CACHE_PRIVATE) {
630.               if (!BN_MONT_CTX_set_locked
                        ^
631.                   (&rsa->_method_mod_p, rsa->lock, p, ctx)
632.                   || !BN_MONT_CTX_set_locked(&rsa->_method_mod_q,

crypto/bn/bn_mont.c:398:1: Parameter `ctx->stack.depth`
  396.   }
  397.   
  398. > BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, CRYPTO_RWLOCK *lock,
  399.                                       const BIGNUM *mod, BN_CTX *ctx)
  400.   {

crypto/rsa/rsa_ossl.c:632:21: Call
630.               if (!BN_MONT_CTX_set_locked
631.                   (&rsa->_method_mod_p, rsa->lock, p, ctx)
632.                   || !BN_MONT_CTX_set_locked(&rsa->_method_mod_q,
                           ^
633.                                              rsa->lock, q, ctx)) {
634.                   BN_free(p);

crypto/bn/bn_mont.c:398:1: Parameter `ctx->stack.depth`
  396.   }
  397.   
  398. > BN_MONT_CTX *BN_MONT_CTX_set_locked(BN_MONT_CTX **pmont, CRYPTO_RWLOCK *lock,
  399.                                       const BIGNUM *mod, BN_CTX *ctx)
  400.   {

crypto/bn/bn_mont.c:420:10: Call
  418.       if (ret == NULL)
  419.           return NULL;
  420.       if (!BN_MONT_CTX_set(ret, mod, ctx)) {
                  ^
  421.           BN_MONT_CTX_free(ret);
  422.           return NULL;

crypto/bn/bn_mont.c:247:1: Parameter `ctx->stack.depth`
    245.   }
    246.   
    247. > int BN_MONT_CTX_set(BN_MONT_CTX *mont, const BIGNUM *mod, BN_CTX *ctx)
    248.   {
    249.       int ret = 0;

crypto/bn/bn_mont.c:255:5: Call
    253.           return 0;
    254.   
    255.       BN_CTX_start(ctx);
               ^
    256.       if ((Ri = BN_CTX_get(ctx)) == NULL)
    257.           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_mont.c:326:14: Call
    324.           tmod.top = buf[0] != 0 ? 1 : 0;
    325.           /* Ri = R^-1 mod N */
    326.           if ((BN_mod_inverse(Ri, R, &tmod, ctx)) == NULL)
                        ^
    327.               goto err;
    328.           if (!BN_lshift(Ri, Ri, BN_BITS2))

crypto/bn/bn_gcd.c:124:1: Parameter `ctx->stack.depth`
      122.                                           BN_CTX *ctx);
      123.   
      124. > BIGNUM *BN_mod_inverse(BIGNUM *in,
      125.                          const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx)
      126.   {

crypto/bn/bn_gcd.c:129:10: Call
      127.       BIGNUM *rv;
      128.       int noinv;
      129.       rv = int_bn_mod_inverse(in, a, n, ctx, &noinv);
                      ^
      130.       if (noinv)
      131.           BNerr(BN_F_BN_MOD_INVERSE, BN_R_NO_INVERSE);

crypto/bn/bn_gcd.c:135:1: Parameter `ctx->stack.depth`
        133.   }
        134.   
        135. > BIGNUM *int_bn_mod_inverse(BIGNUM *in,
        136.                              const BIGNUM *a, const BIGNUM *n, BN_CTX *ctx,
        137.                              int *pnoinv)

crypto/bn/bn_gcd.c:148:16: Call
        146.       if ((BN_get_flags(a, BN_FLG_CONSTTIME) != 0)
        147.           || (BN_get_flags(n, BN_FLG_CONSTTIME) != 0)) {
        148.           return BN_mod_inverse_no_branch(in, a, n, ctx);
                              ^
        149.       }
        150.   

crypto/bn/bn_gcd.c:451:1: Parameter `ctx->stack.depth`
          449.    * not contain branches that may leak sensitive information.
          450.    */
          451. > static BIGNUM *BN_mod_inverse_no_branch(BIGNUM *in,
          452.                                           const BIGNUM *a, const BIGNUM *n,
          453.                                           BN_CTX *ctx)

crypto/bn/bn_gcd.c:462:5: Call
          460.       bn_check_top(n);
          461.   
          462.       BN_CTX_start(ctx);
                     ^
          463.       A = BN_CTX_get(ctx);
          464.       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/bn/bn_gcd.c:497:18: Call
          495.               bn_init(&local_B);
          496.               BN_with_flags(&local_B, B, BN_FLG_CONSTTIME);
          497.               if (!BN_nnmod(B, &local_B, A, ctx))
                                  ^
          498.                   goto err;
          499.               /* Ensure local_B goes out of scope before any further use of B */

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:193:5: Call
              191.       }
              192.   
              193.       BN_CTX_start(ctx);
                         ^
              194.       res = (dv == NULL) ? BN_CTX_get(ctx) : dv;
              195.       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_div.c:413:5: Call
              411.       if (no_branch)
              412.           bn_correct_top(res);
              413.       BN_CTX_end(ctx);
                         ^
              414.       return (1);
              415.    err:

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_MONT_CTX_set_locked` 
                  271.   static unsigned int BN_STACK_pop(BN_STACK *st)
                  272.   {
                  273.       return st->indexes[--(st->depth)];
                                    ^
                  274.   }
                  275.   
