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Patch EAP-SIM module in FreeRADIUS

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This commit is contained in:
Tobias Brunner
2013-01-17 15:22:08 +01:00
parent d94f6a2ff6
commit 633bee03fc
3 changed files with 45 additions and 4 deletions
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testing/scripts/recipes/patches/freeradius-eap-sim-identity
+30
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@@ -0,0 +1,30 @@
--- a/src/modules/rlm_eap/types/rlm_eap_sim/rlm_eap_sim.c 2012-11-28 11:03:05.081225276 +0100
+++ b/src/modules/rlm_eap/types/rlm_eap_sim/rlm_eap_sim.c 2012-11-28 11:46:59.746289881 +0100
@@ -246,14 +246,21 @@
newvp->vp_integer = ess->sim_id++;
pairreplace(outvps, newvp);
+ ess->keys.identitylen = strlen(handler->identity);
+ memcpy(ess->keys.identity, handler->identity, ess->keys.identitylen);
+
/* make a copy of the identity */
newvp = pairfind(*invps, ATTRIBUTE_EAP_SIM_BASE + PW_EAP_SIM_IDENTITY);
- if (newvp) {
- ess->keys.identitylen = newvp->length;
- memcpy(ess->keys.identity, newvp->vp_octets, newvp->length);
- } else {
- ess->keys.identitylen = strlen(handler->identity);
- memcpy(ess->keys.identity, handler->identity, ess->keys.identitylen);
+ if (newvp && newvp->length > 2) {
+ uint16_t len;
+
+ memcpy(&len, newvp->vp_octets, sizeof(uint16_t));
+ len = ntohs(len);
+ if (len <= newvp->length - 2 && len <= MAX_STRING_LEN) {
+ ess->keys.identitylen = len;
+ memcpy(ess->keys.identity, newvp->vp_octets + 2,
+ ess->keys.identitylen);
+ }
}
/* all set, calculate keys! */