Commit 5bea7975 authored by Matt Caswell's avatar Matt Caswell
Browse files

Add sanity check to print_bin function 



Add a sanity check to the print_bin function to ensure that the |off|
argument is positive. Thanks to Kevin Wojtysiak (Int3 Solutions) and
Paramjot Oberoi (Int3 Solutions) for reporting this issue.

Reviewed-by: default avatarAndy Polyakov <appro@openssl.org>
(cherry picked from commit 3deeeeb6)
parent 9c5efc9c

crypto/ec/eck_prn.c

+3 −1
Original line number Diff line number Diff line
@@ -346,12 +346,14 @@ static int print_bin(BIO *fp, const char *name, const unsigned char *buf, 


    if (buf == NULL)

        return 1;

    if (off) {

    if (off > 0) {

        if (off > 128)

            off = 128;

        memset(str, ' ', off);

        if (BIO_write(fp, str, off) <= 0)

            return 0;

    } else {

        off = 0;

    }



    if (BIO_printf(fp, "%s", name) <= 0)