On Wed, Sep 27, 2023 at 06:14:56PM +0200, Oleksij Rempel wrote: > Lock jsk->sk to prevent UAF when setsockopt(..., SO_J1939_FILTER, ...) > modifies jsk->filters while receiving packets. ... > Fixes: 9d71dd0c70099 ("can: add support of SAE J1939 protocol") > Reported-by: Sili Luo <rootlab@xxxxxxxxxx> > Suggested-by: Sili Luo <rootlab@xxxxxxxxxx> > Signed-off-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> > Acked-by: Oleksij Rempel <o.rempel@xxxxxxxxxxxxxx> > Cc: stable@xxxxxxxxxxxxxxx Tested-by: Sili Luo <rootlab@xxxxxxxxxx> -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |