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Red Hat Bugzilla – Attachment 855923 Details for
Bug 1056913
CVE-2013-6482 pidgin: DoS via multiple null pointer dereferences in MSN protocol plugin
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[patch]
Local copy of patch 2
CVE-2013-6482-2.diff (text/plain), 949 bytes, created by
Huzaifa S. Sidhpurwala
on 2014-01-27 06:12:40 UTC
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Description:
Local copy of patch 2
Filename:
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Creator:
Huzaifa S. Sidhpurwala
Created:
2014-01-27 06:12:40 UTC
Size:
949 bytes
patch
obsolete
>changeset: 33827:ef836278304b >branch: release-2.x.y >user: Daniel Atallah <datallah@pidgin.im> >date: Sat Mar 16 14:17:45 2013 -0400 >summary: msn: Fix NUL-pointer deref issue parsing mail notifications > >diff -r 23cbfff68a0c -r ef836278304b libpurple/protocols/msn/oim.c >--- a/libpurple/protocols/msn/oim.c Sat Mar 16 14:17:45 2013 -0400 >+++ b/libpurple/protocols/msn/oim.c Sat Mar 16 14:17:45 2013 -0400 >@@ -824,10 +824,10 @@ msn_parse_oim_xml(MsnOim *oim, xmlnode * > char *unread = xmlnode_get_data(iu_node); > const char *passports[2] = { msn_user_get_passport(session->user) }; > const char *urls[2] = { session->passport_info.mail_url }; >- int count = atoi(unread); >+ int count; > > /* XXX/khc: pretty sure this is wrong */ >- if (count > 0) >+ if (unread && (count = atoi(unread)) > 0) > purple_notify_emails(session->account->gc, count, FALSE, NULL, > NULL, passports, urls, NULL, NULL); > g_free(unread); >
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