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Bug#299875: ppp: out-of-memory 30min after "LCP terminated by peer"



Justin Pryzby wrote:
> I assume that you have seen this:
>   http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.11.4

yes i have....*now*. obviously this was a security issue (CAN-2005-0384)
and i *guess* that's why the issue was not discussed in public. what pity
and what a waste of time in tracking this down when the security guys are
already on it and release a fix out-of-the-box.

> If not .. tag patch:)  In less than 100 lines, even!

yes, 2.6.11.4 is out including this fix. Marco d'Itri commented:

> Paul Mackerras says that this bug affects all kernels (2.4 and 2.6) and
> can be easily triggered remotely, but is only a CPU DoS.
--------------------------------------------------^

actually my problem was *not* about a CPU DoS but a (out-of)memory DoS.
cpu was spinning normally. and i was not able to tell the exact kernel
version when the problem started - instead my "research" led to the
assumption that the new ppp package was to blame.

well, i'm already compiling 2.6.11.4, i'll see what it gives.

thank you for your concern,
Christian.
-- 
BOFH excuse #188:

..disk or the processor is on fire.



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