Re: [PATCH] vgacon: fix a UAF in do_update_region()

2020-10-17 Thread Sam Ravnborg
Hi Yang. Can you please resend and include Greg in the recipient list. Greg is maintainer of the console subsystem these days. Sam On Mon, Jul 13, 2020 at 11:04:45AM +, Yang Yingliang wrote: > I got a UAF report in do_update_region() when I doing fuzz test. > > [ 51.161905] BUG:

[PATCH] vgacon: fix a UAF in do_update_region()

2020-07-12 Thread Yang Yingliang
I got a UAF report in do_update_region() when I doing fuzz test. [ 51.161905] BUG: KASAN: use-after-free in do_update_region+0x579/0x600 [ 51.161918] Read of size 2 at addr 88800010 by task test/295 [ 51.161957] CPU: 2 PID: 295 Comm: test Not tainted 5.7.0+ #975 [ 51.161969]

Re: [PATCH] vgacon: fix a UAF in do_update_region()

2020-07-10 Thread Bartlomiej Zolnierkiewicz
Hi, Please re-send adding the correct mailing lists: * dri-de...@lists.freedesktop.org * linux-fb...@vger.kernel.org to Cc: so the patch can be reviewed/merged. Best regards, -- Bartlomiej Zolnierkiewicz Samsung R Institute Poland Samsung Electronics On 6/4/20 4:38 PM, Yang Yingliang

[PATCH] vgacon: fix a UAF in do_update_region()

2020-06-04 Thread Yang Yingliang
I got a UAF report in do_update_region() when I doing fuzz test. [ 51.161905] BUG: KASAN: use-after-free in do_update_region+0x579/0x600 [ 51.161918] Read of size 2 at addr 88800010 by task test/295 [ 51.161957] CPU: 2 PID: 295 Comm: test Not tainted 5.7.0+ #975 [ 51.161969]