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Index: dropbear-0.52/svr-chansession.c
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===================================================================
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--- dropbear-0.52.orig/svr-chansession.c 2008-04-22 17:29:49.000000000 -0700
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+++ dropbear-0.52/svr-chansession.c 2008-04-22 17:29:49.000000000 -0700
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@@ -852,12 +852,12 @@
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/* We can only change uid/gid as root ... */
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if (getuid() == 0) {
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- if ((setgid(ses.authstate.pw_gid) < 0) ||
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+ if ((ses.authstate.pw_gid != 0) && ((setgid(ses.authstate.pw_gid) < 0) ||
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(initgroups(ses.authstate.pw_name,
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- ses.authstate.pw_gid) < 0)) {
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+ ses.authstate.pw_gid) < 0))) {
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dropbear_exit("error changing user group");
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}
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- if (setuid(ses.authstate.pw_uid) < 0) {
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+ if ((ses.authstate.pw_uid != 0) && (setuid(ses.authstate.pw_uid) < 0)) {
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dropbear_exit("error changing user");
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}
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} else {
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