On Thu, Nov 29, 2018 at 02:57:11PM +0800, Herbert Xu wrote: > On Thu, Nov 22, 2018 at 06:00:16PM +0800, Pan Bian wrote: > > In multiple functions, the algorithm fields are read after its reference > > is dropped through crypto_mod_put. In this case, the algorithm memory > > may be freed, resulting in use-after-free bugs. This patch delays the > > put operation until the algorithm is never used. > > > > Signed-off-by: Pan Bian <bianpan2...@163.com> > > Patch applied. Thanks! > > BTW, this problem exists in almost every other skcipher template, > e.g., in ctr. Are you working on a fix for them too?
Probably not. Could you please provide patches to fix them? Thanks, Pan > > Cheers, > -- > Email: Herbert Xu <herb...@gondor.apana.org.au> > Home Page: http://gondor.apana.org.au/~herbert/ > PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
