]> git.karo-electronics.de Git - karo-tx-linux.git/commit
fuse: check size of FUSE_NOTIFY_INVAL_ENTRY message
authorMiklos Szeredi <mszeredi@suse.cz>
Wed, 24 Aug 2011 08:20:17 +0000 (10:20 +0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 29 Aug 2011 20:29:15 +0000 (13:29 -0700)
commit4ca4e8168092fcf2c352b25556e786762668a2a4
treef7905acc484c5bd55fff3b0447263bea32fa00ae
parent44510a7f9f4a15a1c27b417115a412dabb2b278c
fuse: check size of FUSE_NOTIFY_INVAL_ENTRY message

commit c2183d1e9b3f313dd8ba2b1b0197c8d9fb86a7ae upstream.

FUSE_NOTIFY_INVAL_ENTRY didn't check the length of the write so the
message processing could overrun and result in a "kernel BUG at
fs/fuse/dev.c:629!"

Reported-by: Han-Wen Nienhuys <hanwenn@gmail.com>
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
fs/fuse/dev.c