Re: [PATCH] nfc: af_nfc: Fix Spectre v1 vulnerability

2018-12-22 Thread Gustavo A. R. Silva
On 12/22/18 8:42 PM, David Miller wrote: From: "Gustavo A. R. Silva" Date: Sat, 22 Dec 2018 17:37:35 -0600 I wonder if you can take this one too: https://lore.kernel.org/lkml/20181221212229.GA32635@embeddedor/ It's pretty similar to the af_nfc one. Sure, done. Great. Thanks. -- Gusta

Re: [PATCH] nfc: af_nfc: Fix Spectre v1 vulnerability

2018-12-22 Thread David Miller
From: "Gustavo A. R. Silva" Date: Sat, 22 Dec 2018 17:37:35 -0600 > I wonder if you can take this one too: > > https://lore.kernel.org/lkml/20181221212229.GA32635@embeddedor/ > > It's pretty similar to the af_nfc one. Sure, done.

Re: [PATCH] nfc: af_nfc: Fix Spectre v1 vulnerability

2018-12-22 Thread Gustavo A. R. Silva
On 12/22/18 5:09 PM, David Miller wrote: From: "Gustavo A. R. Silva" Date: Fri, 21 Dec 2018 15:47:53 -0600 proto is indirectly controlled by user-space, hence leading to a potential exploitation of the Spectre variant 1 vulnerability. This issue was detected with the help of Smatch: net/n

Re: [PATCH] nfc: af_nfc: Fix Spectre v1 vulnerability

2018-12-22 Thread David Miller
From: "Gustavo A. R. Silva" Date: Fri, 21 Dec 2018 15:47:53 -0600 > proto is indirectly controlled by user-space, hence leading to > a potential exploitation of the Spectre variant 1 vulnerability. > > This issue was detected with the help of Smatch: > > net/nfc/af_nfc.c:42 nfc_sock_create() wa

[PATCH] nfc: af_nfc: Fix Spectre v1 vulnerability

2018-12-21 Thread Gustavo A. R. Silva
proto is indirectly controlled by user-space, hence leading to a potential exploitation of the Spectre variant 1 vulnerability. This issue was detected with the help of Smatch: net/nfc/af_nfc.c:42 nfc_sock_create() warn: potential spectre issue 'proto_tab' [w] (local cap) Fix this by sanitizing