From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Jann Horn <jannh@google.com>
Cc: "David S. Miller" <davem@davemloft.net>,
Alexei Starovoitov <alexei.starovoitov@gmail.com>,
Daniel Borkmann <daniel@iogearbox.net>,
Alexei Starovoitov <ast@kernel.org>,
jakub.kicinski@netronome.com,
Network Development <netdev@vger.kernel.org>
Subject: Re: stable backport for the BPF speculation series? [was: Re: [PATCH bpf v3 0/9] bpf fix to prevent oob under speculation]
Date: Wed, 23 Jan 2019 18:04:54 +0100 [thread overview]
Message-ID: <20190123170454.GC30381@kroah.com> (raw)
In-Reply-To: <CAG48ez0hCcTQRCsQsAACq0wm7NOFGeUt0mp15Y_XD+8FV-1=tw@mail.gmail.com>
On Tue, Jan 22, 2019 at 03:36:54PM +0100, Jann Horn wrote:
> On Thu, Jan 3, 2019 at 1:08 AM Alexei Starovoitov
> <alexei.starovoitov@gmail.com> wrote:
> > On Thu, Jan 03, 2019 at 12:58:26AM +0100, Daniel Borkmann wrote:
> > > This set fixes an out of bounds case under speculative execution
> > > by implementing masking of pointer alu into the verifier. For
> > > details please see the individual patches.
> > >
> > > Thanks!
> > >
> > > v2 -> v3:
> > > - 8/9: change states_equal condition into old->speculative &&
> > > !cur->speculative, thanks Jakub!
> > > - 8/9: remove incorrect speculative state test in
> > > propagate_liveness(), thanks Jakub!
> > > v1 -> v2:
> > > - Typo fixes in commit msg and a comment, thanks David!
> >
> > Applied, Thanks
>
> This series and the followup fix ("bpf: fix sanitation of alu op with
> pointer / scalar type from different paths") have been in Linus' tree
> for six days, but from what I can tell, they aren't queued up for
> stable yet.
What are the git commit ids of the patches you think should be
backported?
thanks,
greg k-h
next prev parent reply other threads:[~2019-01-23 17:04 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-02 23:58 [PATCH bpf v3 0/9] bpf fix to prevent oob under speculation Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 1/9] bpf: move {prev_,}insn_idx into verifier env Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 2/9] bpf: move tmp variable into ax register in interpreter Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 3/9] bpf: enable access to ax register also from verifier rewrite Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 4/9] bpf: restrict map value pointer arithmetic for unprivileged Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 5/9] bpf: restrict stack " Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 6/9] bpf: restrict unknown scalars of mixed signed bounds " Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 7/9] bpf: fix check_map_access smin_value test when pointer contains offset Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 8/9] bpf: prevent out of bounds speculation on pointer arithmetic Daniel Borkmann
2019-01-03 21:13 ` Jann Horn
2019-01-03 23:22 ` Daniel Borkmann
2019-01-02 23:58 ` [PATCH bpf v3 9/9] bpf: add various test cases to selftests Daniel Borkmann
2019-01-03 0:08 ` [PATCH bpf v3 0/9] bpf fix to prevent oob under speculation Alexei Starovoitov
2019-01-22 14:36 ` stable backport for the BPF speculation series? [was: Re: [PATCH bpf v3 0/9] bpf fix to prevent oob under speculation] Jann Horn
2019-01-22 16:44 ` stable backport for the BPF speculation series? David Miller
2019-01-23 1:55 ` Daniel Borkmann
2019-01-23 17:04 ` Greg Kroah-Hartman [this message]
2019-01-23 17:12 ` stable backport for the BPF speculation series? [was: Re: [PATCH bpf v3 0/9] bpf fix to prevent oob under speculation] Jann Horn
2019-01-24 11:53 ` Daniel Borkmann
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