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Red Hat Bugzilla – Attachment 580741 Details for
Bug 816981
yppasswdd doesn't handle crypt() returning NULL
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[patch]
patch hanlding crypt() returning NULL
ypserv-2.19-crypt.patch (text/plain), 955 bytes, created by
Honza Horak
on 2012-04-27 11:48:41 UTC
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Description:
patch hanlding crypt() returning NULL
Filename:
MIME Type:
Creator:
Honza Horak
Created:
2012-04-27 11:48:41 UTC
Size:
955 bytes
patch
obsolete
>diff -up ypserv-2.19/rpc.yppasswdd/update.c.crypt ypserv-2.19/rpc.yppasswdd/update.c >--- ypserv-2.19/rpc.yppasswdd/update.c.crypt 2012-04-27 13:44:56.171826593 +0200 >+++ ypserv-2.19/rpc.yppasswdd/update.c 2012-04-27 13:46:49.501684728 +0200 >@@ -218,12 +218,25 @@ putspent_adjunct (const struct spwd *p, > static int > password_ok (char *plain, char *crypted, char *root) > { >+ char *crypted_new; > if (crypted[0] == '\0') > return 1; >- if (strcmp (crypt (plain, crypted), crypted) == 0) >+ crypted_new = crypt (plain, crypted); >+ if (crypted_new == NULL) >+ { >+ log_msg ("crypt() call failed."); >+ return 0; >+ } >+ if (strcmp (crypted_new, crypted) == 0) > return 1; > #if CHECKROOT >- if (strcmp (crypt (plain, root), root) == 0) >+ crypted_new = crypt (plain, root); >+ if (crypted_new == NULL) >+ { >+ log_msg ("crypt() call failed."); >+ return 0; >+ } >+ if (strcmp (crypted_new, root) == 0) > return 1; > #endif >
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bug 816981
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