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From: Greg KH <gregkh@linuxfoundation.org>
To: Frank van der Linden <fllinden@amazon.com>
Cc: stable@vger.kernel.org, bpf@vger.kernel.org
Subject: Re: [PATCH 5.4 0/8] BPF backports for CVE-2021-29155
Date: Fri, 30 Apr 2021 15:38:39 +0200
Message-ID: <YIwIX2mB/+tR0AuG@kroah.com> (raw)
In-Reply-To: <20210429220839.15667-1-fllinden@amazon.com>

On Thu, Apr 29, 2021 at 10:08:31PM +0000, Frank van der Linden wrote:
> This is a backport of the BPF verifier fixes for CVE-2021-29155. Original
> series was part of the pull request here: https://lore.kernel.org/bpf/20210416223700.15611-1-daniel@iogearbox.net/T/
> 
> This wasn't a complicated backport, but copying bpf@ to see if
> there are any concerns.
> 
> 5.4 verifier selftests are clean with this backport:
> 	Summary: 1566 PASSED, 0 SKIPPED, 0 FAILED
> 
> The individual commits:

Many thanks for these, now queued up.

greg k-h

  parent reply index

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-04-29 22:08 Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 1/8] bpf: Move off_reg into sanitize_ptr_alu Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 2/8] bpf: Ensure off_reg has no mixed signed bounds for all types Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 3/8] bpf: Rework ptr_limit into alu_limit and add common error path Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 4/8] bpf: Improve verifier error messages for users Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 5/8] bpf: Refactor and streamline bounds check into helper Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 6/8] bpf: Move sanitize_val_alu out of op switch Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 7/8] bpf: Tighten speculative pointer arithmetic mask Frank van der Linden
2021-04-29 22:08 ` [PATCH 5.4 8/8] bpf: Update selftests to reflect new error states Frank van der Linden
2021-04-30 13:38 ` Greg KH [this message]
2021-04-30 16:38   ` [PATCH 5.4 0/8] BPF backports for CVE-2021-29155 van der Linden, Frank
2021-05-01  6:05     ` Greg KH
2021-05-01 17:54       ` van der Linden, Frank

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