SwitchEmu/mbedtls
1
0
Fork 0
mirror of https://git.suyu.dev/suyu/mbedtls.git synced 2026-03-23 16:58:43 +00:00
Code Issues Packages Projects Releases Wiki Activity

Fix potential memory leak in EC multiplication

Browse Source 
Signed-off-by: Jonas <jonas.lejeune4420@gmail.com>
This commit is contained in:
Jonas
2020-05-08 16:57:18 +09:00
committed by Gilles Peskine
parent 8b34fef0a8
commit 6645fd31e7
1 changed files with 8 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
library/ecp.c
View File

@@ -1466,7 +1466,10 @@ static int ecp_randomize_jac( const mbedtls_ecp_group *grp, mbedtls_ecp_point *p
MBEDTLS_MPI_CHK( mbedtls_mpi_shift_r( &l, 1 ) );
if( count++ > 10 )
return( MBEDTLS_ERR_ECP_RANDOM_FAILED );
{
ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
goto cleanup;
}
}
while( mbedtls_mpi_cmp_int( &l, 1 ) <= 0 );
@@ -2198,7 +2201,10 @@ static int ecp_randomize_mxz( const mbedtls_ecp_group *grp, mbedtls_ecp_point *P
MBEDTLS_MPI_CHK( mbedtls_mpi_shift_r( &l, 1 ) );
if( count++ > 10 )
return( MBEDTLS_ERR_ECP_RANDOM_FAILED );
{
ret = MBEDTLS_ERR_ECP_RANDOM_FAILED;
goto cleanup;
}
}
while( mbedtls_mpi_cmp_int( &l, 1 ) <= 0 );