Hi Cong On Sat, Jan 30, 2016 at 6:46 AM, Eric Dumazet <[email protected]> wrote: > On Fri, 2016-01-29 at 11:24 -0800, Cong Wang wrote: >> These two functions are called in sendmsg path, and the >> 'len' is passed from user-space, so we should not allow >> malicious users to OOM kernel on purpose. >> >> Reported-by: Dmitry Vyukov <[email protected]> >> Cc: Lauro Ramos Venancio <[email protected]> >> Cc: Aloisio Almeida Jr <[email protected]> >> Cc: Samuel Ortiz <[email protected]> >> Signed-off-by: Cong Wang <[email protected]> >> --- > > Note that the issue is not OOM the kernel (as the allocation is > attempted even after your patch), but having a way to > spill stack traces in the syslog. > > Acked-by: Eric Dumazet <[email protected]>
Reviewed-by: Julian Calaby <[email protected]> Thanks, -- Julian Calaby Email: [email protected] Profile: http://www.google.com/profiles/julian.calaby/ -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
