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Groups > linux.kernel > #1712897

Re: [PATCH] crypto: mediatek - Add empty messages check in GCM mode

From Stephan Mueller <smueller@chronox.de>
Newsgroups linux.kernel
Subject Re: [PATCH] crypto: mediatek - Add empty messages check in GCM mode
Date 2017-08-16 14:20 +0200
Message-ID <uf5sJ-6Xi-9@gated-at.bofh.it> (permalink)
References <uf4Gm-6q1-39@gated-at.bofh.it>
Organization linux.* mail to news gateway

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Am Mittwoch, 16. August 2017, 13:19:48 CEST schrieb Ryder Lee:

Hi Ryder,

> Currently, empty messages are not supported in GCM mode, hence add
> a check to prevent producing incorrect results.

In case the caller would provide empty messages, would there be just wrong 
data or a real problem? Note, unprivileged user space can make such requests.

If there would be a real problem (like crash), this should also go to stable.

Ciao
Stephan

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Thread

[PATCH] crypto: mediatek - Add empty messages check in GCM mode Ryder Lee <ryder.lee@mediatek.com> - 2017-08-16 13:30 +0200
  Re: [PATCH] crypto: mediatek - Add empty messages check in GCM mode Stephan Mueller <smueller@chronox.de> - 2017-08-16 14:20 +0200
    Re: [PATCH] crypto: mediatek - Add empty messages check in GCM mode Ryder Lee <ryder.lee@mediatek.com> - 2017-08-16 15:00 +0200
  Re: [PATCH] crypto: mediatek - Add empty messages check in GCM mode Herbert Xu <herbert@gondor.apana.org.au> - 2017-08-22 09:10 +0200
    Re: [PATCH] crypto: mediatek - Add empty messages check in GCM mode Ryder Lee <ryder.lee@mediatek.com> - 2017-08-22 09:30 +0200

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