On Fri, Sep 16, 2016 at 02:07:40PM +0200, Ondrej Mosnáček wrote:
> The cipher block size for GCM is 16 bytes, and thus the CTR transform
> used in crypto_gcm_setkey() will also expect a 16-byte IV. However,
> the code currently reserves only 8 bytes for the IV, causing
> an out-of-bounds access in the CTR transform. This patch fixes
> the issue by setting the size of the IV buffer to 16 bytes.
>
> Fixes: 84c911523020 ("[CRYPTO] gcm: Add support for async ciphers")
> Signed-off-by: Ondrej Mosnacek <omosnacek@xxxxxxxxx>
> ---
> I randomly noticed this while going over igcm.c for an unrelated
> reason. It seems the wrong buffer size never caused any noticeable
> problems (it's been there since 2007), but it should be corrected
> nonetheless...
Sorry, but your patch has been line-wrapped and doesn't apply.
Please resubmit.
Thanks,
--
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
Home Page: http://gondor.apana.org.au/~herbert/
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