lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Fri, 10 May 2013 15:56:25 +0200 From: Javier Martinez Canillas <javier@...hile0.org> To: Ferruh Yigit <fery@...ress.com> Cc: Dmitry Torokhov <dmitry.torokhov@...il.com>, ttdrivers@...ress.com, linux-input@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 1/2] Input: cyttsp - fix memcpy size param Hi Ferruh, On Fri, May 10, 2013 at 3:32 PM, Ferruh Yigit <fery@...ress.com> wrote: > memcpy param is wrong because of offset in bl_cmd, this may corrupt the > stack which may cause a crash. > > Tested-by: Ferruh Yigit <fery@...ress.com> on TMA300-DVK > Signed-off-by: Ferruh Yigit <fery@...ress.com> Nice catch, thanks for fixing it Acked-by: Javier Martinez Canillas <javier@...hile0.org> > --- > drivers/input/touchscreen/cyttsp_core.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/input/touchscreen/cyttsp_core.c b/drivers/input/touchscreen/cyttsp_core.c > index 8e60437..97ba891 100644 > --- a/drivers/input/touchscreen/cyttsp_core.c > +++ b/drivers/input/touchscreen/cyttsp_core.c > @@ -133,7 +133,7 @@ static int cyttsp_exit_bl_mode(struct cyttsp *ts) > memcpy(bl_cmd, bl_command, sizeof(bl_command)); > if (ts->pdata->bl_keys) > memcpy(&bl_cmd[sizeof(bl_command) - CY_NUM_BL_KEYS], > - ts->pdata->bl_keys, sizeof(bl_command)); > + ts->pdata->bl_keys, CY_NUM_BL_KEYS); > > error = ttsp_write_block_data(ts, CY_REG_BASE, > sizeof(bl_cmd), bl_cmd); > -- > 1.7.9.5 > > This message and any attachments may contain Cypress (or its subsidiaries) confidential information. If it has been received in error, please advise the sender and immediately delete this message. In the future can you please drop this footer? It has no point to state the above when you send emails to a public mailing list. Best regards, Javier -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists