On 15.03.2022 18:51:34, Jakub Kicinski wrote: > On Tue, 15 Mar 2022 21:37:48 +0100 Oliver Hartkopp wrote: > > Syzbot created an environment that lead to a state machine status that > > can not be reached with a compliant CAN ID address configuration. > > The provided address information consisted of CAN ID 0x6000001 and 0xC28001 > > which both boil down to 11 bit CAN IDs 0x001 in sending and receiving. > > > > Sanitize the SFF/EFF CAN ID values before performing the address checks. > > > > Fixes: e057dd3fc20f ("can: add ISO 15765-2:2016 transport protocol") > > Reported-by: syzbot+2339c27f5c66c652843e@xxxxxxxxxxxxxxxxxxxxxxxxx > > Signed-off-by: Oliver Hartkopp <socketcan@xxxxxxxxxxxx> > > CC Marc, please make sure you CC maintainers. Thx. And make sure you have the linux-can ML on Cc :) regards, Marc -- Pengutronix e.K. | Marc Kleine-Budde | Embedded Linux | https://www.pengutronix.de | Vertretung West/Dortmund | Phone: +49-231-2826-924 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |
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