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authorYASUOKA Masahiko <yasuoka@cvs.openbsd.org>2024-08-08 09:16:38 +0000
committerYASUOKA Masahiko <yasuoka@cvs.openbsd.org>2024-08-08 09:16:38 +0000
commitfe5292af13f7675b2ed2af112b2eaa81b15b62c4 (patch)
treed43b1c7b8cfe90785953ccd361576909bd79d71b /lib
parentde1e4fbf2dd8371b1da5fe54e825ac08e144a83f (diff)
Use timingsafe_memcmp() when comparing the authenticators. from iij.
Diffstat (limited to 'lib')
-rw-r--r--lib/libradius/radius.c8
-rw-r--r--lib/libradius/radius_msgauth.c4
2 files changed, 7 insertions, 5 deletions
diff --git a/lib/libradius/radius.c b/lib/libradius/radius.c
index f1a20cc5c0a..db351ea97cd 100644
--- a/lib/libradius/radius.c
+++ b/lib/libradius/radius.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: radius.c,v 1.4 2023/07/08 08:53:26 yasuoka Exp $ */
+/* $OpenBSD: radius.c,v 1.5 2024/08/08 09:16:37 yasuoka Exp $ */
/*-
* Copyright (c) 2009 Internet Initiative Japan Inc.
@@ -261,7 +261,8 @@ radius_check_response_authenticator(const RADIUS_PACKET * packet,
uint8_t authenticator[16];
radius_calc_response_authenticator(authenticator, packet, secret);
- return (memcmp(authenticator, packet->pdata->authenticator, 16));
+ return (timingsafe_memcmp(authenticator, packet->pdata->authenticator,
+ 16));
}
void
@@ -299,7 +300,8 @@ radius_check_accounting_request_authenticator(const RADIUS_PACKET * packet,
radius_calc_accounting_request_authenticator(authenticator, packet,
secret);
- return (memcmp(authenticator, packet->pdata->authenticator, 16));
+ return (timingsafe_memcmp(authenticator, packet->pdata->authenticator,
+ 16));
}
diff --git a/lib/libradius/radius_msgauth.c b/lib/libradius/radius_msgauth.c
index bbc26e77ac3..97170b65dbc 100644
--- a/lib/libradius/radius_msgauth.c
+++ b/lib/libradius/radius_msgauth.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: radius_msgauth.c,v 1.3 2024/07/24 08:19:16 yasuoka Exp $ */
+/* $OpenBSD: radius_msgauth.c,v 1.4 2024/08/08 09:16:37 yasuoka Exp $ */
/*-
* Copyright (c) 2009 Internet Initiative Japan Inc.
@@ -149,5 +149,5 @@ radius_check_message_authenticator(RADIUS_PACKET * packet, const char *secret)
if (len != sizeof(ma1))
return (-1);
- return (memcmp(ma0, ma1, sizeof(ma1)));
+ return (timingsafe_memcmp(ma0, ma1, sizeof(ma1)));
}