On Fri, Feb 2, 2018 at 4:08 AM, <abejon...@gmail.com> wrote:

> Hi all,
> The BeagleBone Green Wireless uses an ARM Cortex-A8. So  it has the
> variance 1 and 2
> https://developer.arm.com/support/security-update
> There are three main variants of the exploits, as detailed by Google in
> their blogpost, that explain in detail the mechanisms:
> Variant 1: bounds check bypass (CVE-2017-5753)
> Variant 2: branch target injection (CVE-2017-5715)
> Variant 3: rogue data cache load (CVE-2017-5754)
> In addition, Arm has included information on a related variant to 3, noted
> as 3a, in the table below.
> Follow the steps below to determine if there is any vulnerability for your
> devices and, if vulnerable, then the mitigation mechanisms.
> Step 1
> Check the table below to determine if you have an affected processor.
> Only affected cores are listed, all other Arm cores are NOT affected.
> No indicates not affected by the particular variant.
> Yes indicates affected by the particular variant but has a mitigation
> (unless otherwise stated).
> ProcessorVariant 1variant 2variant 3variant 3a
> Cortex-A8 Yes (under review) Yes No No
> They update with more information recently with this link
> For Cortex-A8, Cortex-A9, and Cortex-A15, please apply the patches
> available at https://git.kernel.org/pub/scm/linux/kernel/git/arm64/
> linux.git/log/?h=kpti
> The problem is that this patch can apply only for the kernel 4.9 and after
> kernels, however, the BBGW only can use the kernel 4.4, because if you use
> a different kernel you are going to have this error message
> [  310.837199] wlcore: ERROR error getting static data
> [  310.888675] wlcore: ERROR firmware boot failed despite 3 retries
> [  317.196091] wlcore: ERROR Your WiFi FW version ( is invalid.
> [  317.196091] Please use at least FW 8.9.*.*.58.
> [  317.196091] You can get the latest firmwares at:
> [  317.196091] git://git.ti.com/wilink8-wlan/wl18xx_fw.git

This is a duplicate thread:



Robert Nelson

For more options, visit http://beagleboard.org/discuss
You received this message because you are subscribed to the Google Groups 
"BeagleBoard" group.
To unsubscribe from this group and stop receiving emails from it, send an email 
to beagleboard+unsubscr...@googlegroups.com.
To view this discussion on the web visit 
For more options, visit https://groups.google.com/d/optout.

Reply via email to