Messages in this thread | | | From | Dmitry Torokhov <> | Date | Thu, 2 Nov 2017 09:25:35 -0700 | Subject | Re: usb/misc/ims-pcu: slab-out-of-bounds in ims_pcu_parse_cdc_data |
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Hi Andrey,
On Thu, Nov 2, 2017 at 9:13 AM, Andrey Konovalov <andreyknvl@google.com> wrote: > On Sat, Oct 7, 2017 at 8:14 PM, Dmitry Torokhov > <dmitry.torokhov@gmail.com> wrote: >> On Thu, Sep 28, 2017 at 01:35:51PM +0200, Andrey Konovalov wrote: >>> Hi! >>> >>> I've got the following report while fuzzing the kernel with syzkaller. >>> >>> On commit dc972a67cc54585bd83ad811c4e9b6ab3dcd427e (4.14-rc2+). >>> >>> There's no check that the length of intf->altsetting->extra is big >>> enough to hold usb_cdc_union_desc struct. >> >> Can you please tell me if the following works for you? > > Hi Dmitry, > > Could you mail this patch upstream?
It is already there:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/drivers/input/misc/ims-pcu.c?id=ea04efee7635c9120d015dcdeeeb6988130cb67a
Thanks.
-- Dmitry
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