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Fix IEEE 802.11r key derivation function to match with the standard

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IEEE Std 802.11r-2008, 8.5.1.5.2 starts the 'i' counter from 1, not 0.
Note: this breaks interoperability with previous versions. [Bug 303]
This commit is contained in:
Jouni Malinen 2009-03-19 15:46:00 +02:00 committed by Jouni Malinen
parent c5aaa01562
commit 4cb0dcd92d
3 changed files with 5 additions and 1 deletions
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2
hostapd/ChangeLog
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@ -13,6 +13,8 @@ ChangeLog for hostapd
* fixed EAPOL/EAP reauthentication when using an external RADIUS * fixed EAPOL/EAP reauthentication when using an external RADIUS
authentication server authentication server
* fixed TNC with EAP-TTLS * fixed TNC with EAP-TTLS
* fixed IEEE 802.11r key derivation function to match with the standard
(note: this breaks interoperability with previous version) [Bug 303]
2009-01-06 - v0.6.7 2009-01-06 - v0.6.7
* added support for Wi-Fi Protected Setup (WPS) * added support for Wi-Fi Protected Setup (WPS)

2
src/crypto/sha256.c
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@ -122,7 +122,7 @@ void hmac_sha256(const u8 *key, size_t key_len, const u8 *data,
void sha256_prf(const u8 *key, size_t key_len, const char *label, void sha256_prf(const u8 *key, size_t key_len, const char *label,
const u8 *data, size_t data_len, u8 *buf, size_t buf_len) const u8 *data, size_t data_len, u8 *buf, size_t buf_len)
{ {
u16 counter = 0; u16 counter = 1;
size_t pos, plen; size_t pos, plen;
u8 hash[SHA256_MAC_LEN]; u8 hash[SHA256_MAC_LEN];
const u8 *addr[4]; const u8 *addr[4];

2
wpa_supplicant/ChangeLog
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@ -16,6 +16,8 @@ ChangeLog for wpa_supplicant
Drives (UFD) (CONFIG_WPS_UFD=y) Drives (UFD) (CONFIG_WPS_UFD=y)
* driver_ndis: add PAE group address to the multicast address list to * driver_ndis: add PAE group address to the multicast address list to
fix wired IEEE 802.1X authentication fix wired IEEE 802.1X authentication
* fixed IEEE 802.11r key derivation function to match with the standard
(note: this breaks interoperability with previous version) [Bug 303]
2009-01-06 - v0.6.7 2009-01-06 - v0.6.7
* added support for Wi-Fi Protected Setup (WPS) * added support for Wi-Fi Protected Setup (WPS)