Messages in this thread | | | Date | Sat, 21 Apr 2018 00:54:55 +0800 | From | Herbert Xu <> | Subject | Re: [PATCH] crypto: drbg - set freed buffers to NULL |
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On Thu, Apr 12, 2018 at 08:40:55AM +0200, Stephan Müller wrote: > Add the Fixes, CC stable tags. > > ---8<--- > > During freeing of the internal buffers used by the DRBG, set the pointer > to NULL. It is possible that the context with the freed buffers is > reused. In case of an error during initialization where the pointers > do not yet point to allocated memory, the NULL value prevents a double > free. > > Cc: stable@vger.kernel.org > Fixes: 3cfc3b9721123 ("crypto: drbg - use aligned buffers") > Signed-off-by: Stephan Mueller <smueller@chronox.de> > Reported-by: syzbot+75397ee3df5c70164154@syzkaller.appspotmail.com
Patch applied. Thanks. -- Email: Herbert Xu <herbert@gondor.apana.org.au> Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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