yuzu/mbedtls
1
0
Fork 0
mirror of https://github.com/yuzu-emu/mbedtls.git synced 2025-07-24 02:58:41 +00:00
Code Issues Packages Projects Releases Wiki Activity

ECP: Add a sanity check to mbedtls_ecp_ansi_write_group

Browse source 
Check for p != q at the end to ensure that everything went as it should.
This commit is contained in:
Andrzej Kurek 2018-02-20 11:20:09 -05:00
parent 0044ab12b7
commit b6e81bc3d7
1 changed files with 2 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
library/ecp.c
View file

@ -2082,6 +2082,8 @@ int mbedtls_ecp_ansi_write_group( const mbedtls_ecp_group *grp,
return( MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL );
q = p + 2 + oid_length;
*olen = mbedtls_asn1_write_oid( &q, p, oid, oid_length );
if ( p != q )
return ( MBEDTLS_ERR_ECP_BAD_INPUT_DATA );
return ( 0 );
}