Re: KASAN: use-after-free Read in crypto_aead_free_instance

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Am Mittwoch, 20. Dezember 2017, 10:50:10 CET schrieb Dmitry Vyukov:

Hi Dmitry,

> On Wed, Dec 20, 2017 at 10:29 AM, Stephan Mueller <smueller@xxxxxxxxxx> 
wrote:
> > Am Mittwoch, 20. Dezember 2017, 10:19:43 CET schrieb Dmitry Vyukov:
> > 
> > Hi Dmitry,
> > 
> >> > This issue vanishes after applying the patch "[PATCH v2] crypto: AF_ALG
> >> > -
> >> > limit mask and type".
> >> 
> >> Hi Stephan,
> >> 
> >> syzbot does not understand arbitrary English prose, it only understands
> > 
> > this:
> >> > Once a fix for this bug is merged into any tree, reply to this email
> >> > with:
> >> > #syz fix: exact-commit-title
> >> 
> >> Let's tell it about the fix:
> >> 
> >> #syz fix: crypto: AF_ALG - limit mask and type
> > 
> > I have seen that this is the approach, but the fix is not yet in the tree.
> > I just want to let folks know that there is a patch.
> 
> Ah, ok, sorry. It's just difficult to tell when there is a reason to
> not provide the tag right now, or when people are don't know about
> them or ignore.
> If the patch is merged with this title, then there is nothing else to
> do. If it's merged under a different title, a new "#syz fix:" tag will
> override the old one.

Maybe you can teach the syzcaller that there is a proposed fix? E.g.

#syz proposed: commit-title


Ciao
Stephan



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