mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-09-19 22:08:32 +00:00
80 lines
2.5 KiB
Diff
80 lines
2.5 KiB
Diff
--- a/libfreerdp-core/license.h 2013-01-03 05:46:59.000000000 +0800
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+++ b/libfreerdp-core/license.h 2014-04-09 19:11:59.593507658 +0800
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@@ -177,9 +177,9 @@
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SCOPE_LIST* license_new_scope_list();
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void license_free_scope_list(SCOPE_LIST* scopeList);
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-void license_read_scope_list(STREAM* s, SCOPE_LIST* scopeList);
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+boolean license_read_scope_list(STREAM* s, SCOPE_LIST* scopeList);
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-void license_read_license_request_packet(rdpLicense* license, STREAM* s);
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+boolean license_read_license_request_packet(rdpLicense* license, STREAM* s);
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void license_read_platform_challenge_packet(rdpLicense* license, STREAM* s);
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void license_read_new_license_packet(rdpLicense* license, STREAM* s);
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void license_read_upgrade_license_packet(rdpLicense* license, STREAM* s);
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--- a/libfreerdp-core/license.c 2013-01-03 05:46:59.000000000 +0800
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+++ b/libfreerdp-core/license.c 2014-04-09 19:11:59.593507658 +0800
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@@ -199,7 +199,8 @@
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switch (bMsgType)
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{
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case LICENSE_REQUEST:
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- license_read_license_request_packet(license, s);
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+ if(!license_read_license_request_packet(license, s))
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+ return false;
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license_send_new_license_request_packet(license);
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break;
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@@ -533,13 +534,16 @@
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* @param scopeList scope list
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*/
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-void license_read_scope_list(STREAM* s, SCOPE_LIST* scopeList)
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+boolean license_read_scope_list(STREAM* s, SCOPE_LIST* scopeList)
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{
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uint32 i;
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uint32 scopeCount;
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stream_read_uint32(s, scopeCount); /* ScopeCount (4 bytes) */
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+ if (scopeCount > stream_get_length(s) / 4) /* every blob is at least 4 bytes */
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+ return false;
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+
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scopeList->count = scopeCount;
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scopeList->array = (LICENSE_BLOB*) xmalloc(sizeof(LICENSE_BLOB) * scopeCount);
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@@ -549,6 +553,7 @@
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scopeList->array[i].type = BB_SCOPE_BLOB;
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license_read_binary_blob(s, &scopeList->array[i]);
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}
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+ return true;
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}
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/**
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@@ -593,7 +598,7 @@
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* @param s stream
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*/
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-void license_read_license_request_packet(rdpLicense* license, STREAM* s)
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+boolean license_read_license_request_packet(rdpLicense* license, STREAM* s)
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{
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/* ServerRandom (32 bytes) */
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stream_read(s, license->server_random, 32);
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@@ -608,7 +613,8 @@
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license_read_binary_blob(s, license->server_certificate);
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/* ScopeList */
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- license_read_scope_list(s, license->scope_list);
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+ if(!license_read_scope_list(s, license->scope_list))
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+ return false;
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/* Parse Server Certificate */
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certificate_read_server_certificate(license->certificate,
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@@ -617,6 +623,7 @@
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license_generate_keys(license);
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license_generate_hwid(license);
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license_encrypt_premaster_secret(license);
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+ return true;
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}
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/**
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