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-   -   Linux flaw also affects Android/Sailfish devices (https://talk.maemo.org/showthread.php?t=97267)

HtheB 2016-08-16 08:17

Linux flaw also affects Android/Sailfish devices
 
https://blog.lookout.com/blog/2016/0...ility-android/

Linux flaw that allows anyone to hijack Internet traffic also affects 80% of Android devices

Probably Jolla C too with Dalvik installed?

Edit: Jolla C and Tablet seems to be also vulnerable

pichlo 2016-08-16 09:12

Re: Linux flaw also affects Android devices
 
It is my understanding that the vulnerability is in the kernel. IOW, it does not make a difference whether AD is used or not.

What kernel version does JC use? J1 has 3.4, too old and thus safe.

HtheB 2016-08-16 09:50

Re: Linux flaw also affects Android devices
 
Quote:

Originally Posted by pichlo (Post 1512708)
It is my understanding that the vulnerability is in the kernel. IOW, it does not make a difference whether AD is used or not.

What kernel version does JC use? J1 has 3.4, too old and thus safe.

I think that Jolla C was using at least 3.6
So it might be vulnerable as well

pagis 2016-08-16 09:52

Re: Linux flaw also affects Android devices
 
Jolla C kernel is 3.10.49

HtheB 2016-08-16 10:57

Re: Linux flaw also affects Android devices
 
Quote:

Originally Posted by pagis (Post 1512711)
Jolla C kernel is 3.10.49

In other words: it's vulnerable :(

juiceme 2016-08-16 12:35

Re: Linux flaw also affects Android/Sailfish devices
 
No a very serious flaw.

TCP connection hijacking can only ever be used against unencrypted connections so for example ssl/ssh connections are safe provided you don't override certificates :)

nieldk 2016-08-16 17:57

Re: Linux flaw also affects Android/Sailfish devices
 
Quote:

Originally Posted by juiceme (Post 1512717)
No a very serious flaw.

TCP connection hijacking can only ever be used against unencrypted connections so for example ssl/ssh connections are safe provided you don't override certificates :)

Not exactly so, this attack, while not 'easy' still, does enables attacking (downgrading) SSL connections.
It has been possible for some years, by MiTM attacks, the situation now however is it is no longer needed to be on the same network (MiTM), you do however, need to know IP adress of both targets. (Victim and server).

m4r0v3r 2016-08-16 20:25

Re: Linux flaw also affects Android/Sailfish devices
 
does anyone ever exploit these flaws and make serious money off them?

gerbick 2016-08-16 20:41

Re: Linux flaw also affects Android/Sailfish devices
 
Quote:

Originally Posted by m4r0v3r (Post 1512740)
does anyone ever exploit these flaws and make serious money off them?

Besides the NSA?

pichlo 2016-08-17 04:42

Re: Linux flaw also affects Android/Sailfish devices
 
NSA et al do not need this exploit to read your emails and eavesdrop on your browsing. They can simply request the data from your ISP. In the worst case they can use the backdoors in encryption algorithms.


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