[Pkg-openssl-devel] Bug#895035: osc: crashes with memory corruption when using new libssl1.1

Kurt Roeckx kurt at roeckx.be
Wed May 2 17:34:35 BST 2018


On Wed, May 02, 2018 at 05:19:20PM +0100, Simon McVittie wrote:
> * https://github.com/openssl/openssl/pull/5967
> 
>   """
>   Commit d316cdc introduced some extra
>   checks into the session-cache update procedure, intended to prevent
>   the caching of sessions whose resumption would lead to a handshake
>   failure, since if the server is authenticating the client, there needs to
>   be an application-set "session id context" to match up to the authentication
>   context. While that change is effective for its stated purpose, there
>   was also some collatoral damage introduced along with the fix -- clients
>   that set SSL_VERIFY_PEER are not expected to set an sid_ctx, and so
>   their usage of session caching was erroneously denied.
> 
>   Fix the scope of the original commit by limiting it to only acting
>   when the SSL is a server SSL.
>   """

Is it urgunt to fix this in testing/unstable?


Kurt




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