From: Marcelo Ricardo Leitner <marcelo.leitner@xxxxxxxxx> Date: Mon, 30 Nov 2015 14:32:54 -0200 > Dmitry Vyukov reported that the user could trigger a kernel warning by > using a large len value for getsockopt SCTP_GET_LOCAL_ADDRS, as that > value directly affects the value used as a kmalloc() parameter. > > This patch thus switches the allocation flags from all user-controllable > kmalloc size to GFP_USER to put some more restrictions on it and also > disables the warn, as they are not necessary. > > Signed-off-by: Marcelo Ricardo Leitner <marcelo.leitner@xxxxxxxxx> > Acked-by: Daniel Borkmann <daniel@xxxxxxxxxxxxx> Applied. -- To unsubscribe from this list: send the line "unsubscribe linux-sctp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
