Mercurial > dovecot > core-2.2
changeset 2672:e2b8702fcdf6 HEAD
Don't allow empty usernames. Solaris PAM seems to eat all memory with them.
author | Timo Sirainen <tss@iki.fi> |
---|---|
date | Sun, 26 Sep 2004 18:51:57 +0300 |
parents | 3b70ddb51771 |
children | 5f2c5b65b0cd |
files | src/auth/mech.c |
diffstat | 1 files changed, 6 insertions(+), 0 deletions(-) [+] |
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--- a/src/auth/mech.c Sun Sep 26 17:15:54 2004 +0300 +++ b/src/auth/mech.c Sun Sep 26 18:51:57 2004 +0300 @@ -257,6 +257,12 @@ { unsigned char *p; + if (*username == '\0') { + /* Some PAM plugins go nuts with empty usernames */ + *error_r = "Empty username"; + return FALSE; + } + for (p = (unsigned char *)username; *p != '\0'; p++) { if (username_translation[*p & 0xff] != 0) *p = username_translation[*p & 0xff];