-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 12/12/2011 11:58 AM, Ramon de C Valle wrote: > > >> Ramon, not sure I understand, what are you trying to prevent >> here? > Hello Dan, vsftpd processes open locale files from the > "/usr/share/zoneinfo" directory, which are expected to have the > "locale_t" type. A chrooted user can create a specially-crafted > locale file in "/home/<user>/usr/share/zoneinfo" directory to try > exploiting this glibc vulnerability. However, the specially-crafted > locale file created will have the "user_home_t" type and not the > "locale_t". SELinux rules for vsftpd (i.e. ftpd_t) allowing only > opening locale files from "usr_t" directories with "locale_t" type > should have completely mitigated this. > But how can I state that ftp has access to the users homedir and not allow access to user_home_t? -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/
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