Author: gahr (ports committer)
Date: Fri Apr 12 14:19:44 2013
New Revision: 249404
URL: http://svnweb.freebsd.org/changeset/base/249404
Log:
- Switch order of setting real uid and gid. If we set uid first, then we
don't have enough privileges to set gid.
This looks like a long standing bug, just recently revealed by r241852.
Approved by: cognet
Modified:
head/usr.bin/at/privs.h (contents, props changed)
Modified: head/usr.bin/at/privs.h
==============================================================================
--- head/usr.bin/at/privs.h Fri Apr 12 13:56:21 2013 (r249403)
+++ head/usr.bin/at/privs.h Fri Apr 12 14:19:44 2013 (r249404)
@@ -99,8 +99,8 @@ gid_t real_gid, effective_gid;
PRIV_START \
effective_uid = (a); \
effective_gid = (b); \
- if (setreuid((uid_t)-1, effective_uid) != 0) err(1, "setreuid failed");
\
if (setregid((gid_t)-1, effective_gid) != 0) err(1, "setregid failed");
\
+ if (setreuid((uid_t)-1, effective_uid) != 0) err(1, "setreuid failed");
\
PRIV_END \
}
#endif
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