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authorHolger Hans Peter Freyther <holger@moiji-mobile.com>2016-12-27 22:07:13 +0100
committerHolger Hans Peter Freyther <holger@moiji-mobile.com>2016-12-27 22:07:13 +0100
commit1259e9722245e0e5e1b11110556ddea5a40c6930 (patch)
tree722377438c889f4116729c264f95c5e175934d4e /2016
parent9106ff4fed3eedb9e9047023757f4689d448d261 (diff)
33c3: Some re-wording, size changes.. looking at FOTA again
Diffstat (limited to '2016')
-rw-r--r--2016/33c3/33c3-modems.adoc11
1 files changed, 6 insertions, 5 deletions
diff --git a/2016/33c3/33c3-modems.adoc b/2016/33c3/33c3-modems.adoc
index 21e1aee..fc71492 100644
--- a/2016/33c3/33c3-modems.adoc
+++ b/2016/33c3/33c3-modems.adoc
@@ -375,7 +375,7 @@ cd /cache/ufs;ls
== recovery and applypatch
-* Android ~4.0 based https://android.googlesource.com/platform/bootable/recovery.git/+/android-4.0.4_r2.1[recovery.git]
+* Qualcom uses https://android.googlesource.com/platform/bootable/recovery.git/+/android-4.0.4_r2.1[recovery.git] from Android ~4.0
* Updates are zip files with deltas, SHA1+RSA
* recovery started on boot, drives applypatch
----
@@ -386,7 +386,7 @@ cd /cache/ufs;ls
== Qualcomm EC20 firmware upgrade
-image:images/redbend.png[height=76,role="gimmick_right"]
+image:images/redbend.png[width="30%",role="gimmick_right"]
* Based on the recovery.git code
* But for some reason using RedBend for the update (legacy?)
@@ -396,10 +396,11 @@ image:images/redbend.png[height=76,role="gimmick_right"]
== RedBend (delta update) software
-* Used in OMA DeviceManagement? (e.g. https://www.blackhat.com/docs/us-14/materials/us-14-Solnik-Cellular-Exploitation-On-A-Global-Scale-The-Rise-And-Fall-Of-The-Control-Protocol.pdf[Mathew Solnik])
+* Used in OMA DeviceManagement as well? (e.g. https://www.blackhat.com/docs/us-14/materials/us-14-Solnik-Cellular-Exploitation-On-A-Global-Scale-The-Rise-And-Fall-Of-The-Control-Protocol.pdf[Mathew Solnik])
* Lots of starring at hexdumps, lots of help from Dieter Spaar
* Created tools to partially extract and create .diff files
-* Heavy in pointers/offsets, not robust, crashes
+* Heavy in pointers/offsets, not robust
+* Crashes on crafted files
* Not cryptographically signed!
image:images/delta_header.png[width="80%"]
@@ -440,7 +441,7 @@ Start download fota for update.zip
* Osmocom project has gained support for 3G/3.5G during 2016
* Osmocom suffers from lack of contributions :(
-* We want to motivate more contriutions
+* We want to motivate more contributions
** _Accelerate 3.5G_ programme provides 50 free 3.5 femtocells to contributors
** tell us how you would use your free femtocell to improve Osmocom
** Call for Proposals runs until January 31st, 2017.
personal git repositories of Harald Welte. Your mileage may vary