Messages in this thread | | | Subject | Re: KMSAN: kernel-infoleak in move_addr_to_user (4) | From | Oliver Hartkopp <> | Date | Tue, 12 Jan 2021 10:12:02 +0100 |
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On 12.01.21 01:17, Cong Wang wrote: > On Mon, Jan 11, 2021 at 11:33 AM Jakub Kicinski <kuba@kernel.org> wrote: >> >> Looks like a AF_CAN socket: >> >> r0 = socket(0x1d, 0x2, 0x6) >> getsockname$packet(r0, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000000)=0x14) >> > > Right, it seems we need a memset(0) in isotp_getname().
Yes m(
Sent a patch to fix it:
https://lore.kernel.org/linux-can/20210112090457.11262-1-socketcan@hartkopp.net/T/#u
Many thanks!
Oliver
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