don't write beyond buffer

[oweals/openssl.git] / crypto / bn / bn_sqr.c

diff --git a/crypto/bn/bn_sqr.c b/crypto/bn/bn_sqr.c
index b75e6194d029566584aa03f121023f265727da24..c1d0cca438dc4358218386490a1e543bef2592c9 100644 (file)
--- a/crypto/bn/bn_sqr.c
+++ b/crypto/bn/bn_sqr.c
@@ -245,7 +245,7 @@ void bn_sqr_recursive(BN_ULONG *r, const BN_ULONG *a, int n2, BN_ULONG *t)
        if (!zero)
                bn_sqr_recursive(&(t[n2]),t,n,p);
        else
-               memset(&(t[n2]),0,n*sizeof(BN_ULONG));
+               memset(&(t[n2]),0,n2*sizeof(BN_ULONG));
        bn_sqr_recursive(r,a,n,p);
        bn_sqr_recursive(&(r[n2]),&(a[n]),n,p);