diff options
| author | Martin Kaiser <wireshark@kaiser.cx> | 2015-12-20 14:54:02 +0100 |
|---|---|---|
| committer | Michael Mann <mmann78@netscape.net> | 2015-12-21 05:24:56 +0000 |
| commit | 5f2f6a395a267112396c2965432fa40cf28dee3c (patch) | |
| tree | 23b50035366fca17175d27fa89715b5ae8c0f52a /epan/crypt | |
| parent | 83f2818118ae255db949bb3a4b3a26ebd1c5f7c5 (diff) | |
| download | wireshark-5f2f6a395a267112396c2965432fa40cf28dee3c.tar.gz wireshark-5f2f6a395a267112396c2965432fa40cf28dee3c.tar.bz2 wireshark-5f2f6a395a267112396c2965432fa40cf28dee3c.zip | |
[airpdcap rijndael] use packet scoped wmem memory in AES_unwrap()
at the moment, AirPDcapDecryptWPABroadcastKey() does not free the buffer
allocated by AES_unwrap() if there's an error while parsing the returned data
this could be fixed by adding more g_free() calls or by using wmem
memory
Change-Id: I332968da2186fbd17cbb7708082fa701dcab668e
Reviewed-on: https://code.wireshark.org/review/12744
Reviewed-by: Michael Mann <mmann78@netscape.net>
Diffstat (limited to 'epan/crypt')
| -rw-r--r-- | epan/crypt/airpdcap.c | 2 | ||||
| -rw-r--r-- | epan/crypt/airpdcap_rijndael.c | 6 |
2 files changed, 2 insertions, 6 deletions
diff --git a/epan/crypt/airpdcap.c b/epan/crypt/airpdcap.c index dcf448138e..4a8cbbbe9f 100644 --- a/epan/crypt/airpdcap.c +++ b/epan/crypt/airpdcap.c @@ -435,8 +435,6 @@ AirPDcapDecryptWPABroadcastKey(const EAPOL_RSN_KEY *pEAPKey, guint8 *decryption /* Skip over the GTK header info, and don't copy past the end of the encrypted data */ memcpy(szEncryptedKey, decrypted_data+key_index+8, key_bytes_len-key_index-8); } - - g_free(decrypted_data); } key_len = (sa->wpa.key_ver==AIRPDCAP_WPA_KEY_VER_NOT_CCMP)?TKIP_GROUP_KEY_LEN:CCMP_GROUP_KEY_LEN; diff --git a/epan/crypt/airpdcap_rijndael.c b/epan/crypt/airpdcap_rijndael.c index 90d98d3583..32cd8a5cbe 100644 --- a/epan/crypt/airpdcap_rijndael.c +++ b/epan/crypt/airpdcap_rijndael.c @@ -24,12 +24,10 @@ * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ -/******************************************************************************/ -/* File includes */ -/* */ #include "airpdcap_rijndael.h" #include "airpdcap_debug.h" +#include <epan/wmem/wmem.h> #include <glib.h> #include <wsutil/aes.h> @@ -53,7 +51,7 @@ AES_unwrap(UCHAR *kek, UINT16 key_len, UCHAR *cipher_text, UINT16 cipher_len) /* Allocate buffer for the unwrapped key */ - output = (guint8 *) g_malloc0(cipher_len); + output = (guint8 *)wmem_alloc(wmem_packet_scope(), cipher_len); /* Initialize variables */ |