From: Ian Campbell <ian.campbell@citrix.com>
To: Andrew Cooper <andrew.cooper3@citrix.com>,
Xen-devel <xen-devel@lists.xen.org>
Cc: Wei Liu <wei.liu2@citrix.com>, Ian Jackson <Ian.Jackson@eu.citrix.com>
Subject: Re: [PATCH for-4.6 v3 0/6] Fix libxl TOOLSTACK records for migration v2
Date: Wed, 5 Aug 2015 10:58:56 +0100 [thread overview]
Message-ID: <1438768736.9747.42.camel@citrix.com> (raw)
In-Reply-To: <1438708596-21033-1-git-send-email-andrew.cooper3@citrix.com>
On Tue, 2015-08-04 at 18:16 +0100, Andrew Cooper wrote:
> The libxl blob for toolstack records was not 32/64bit safe. In 64bit
> builds, it had an extra 4 bytes of padding due to alignment, and because
> of the pointer arithmatic used to build it, leaked 4 bytes of libxl heap
> into the stream.
>
> Respecify XENSTORE_DATA as EMULATOR_XENSTORE_DATA and take remedial
> action to prevent this bitness issue escaping into a Xen release.
>
> Only minor changes from v3. Details in patches.
>
> Summary of Modified/Acks:
>
> Andrew Cooper (6):
> A tools/libxl: Make libxl__conversion_helper_abort() safe to use
> M docs/libxl: Re-specify XENSTORE_DATA as EMULATOR_XENSTORE_DATA
> M tools/libxl: Save and restore EMULATOR_XENSTORE_DATA content
I acked these two and applied, thanks!
(I don't recall if I saw a formal release-ack for these, but it's on the
blocker list so I didn't bother looking...)
prev parent reply other threads:[~2015-08-05 9:58 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-08-04 17:16 [PATCH for-4.6 v3 0/6] Fix libxl TOOLSTACK records for migration v2 Andrew Cooper
2015-08-04 17:16 ` [PATCH for-4.6 v3 1/6] tools/libxl: Make libxl__conversion_helper_abort() safe to use Andrew Cooper
2015-08-04 17:16 ` [PATCH for-4.6 v3 2/6] docs/libxl: Re-specify XENSTORE_DATA as EMULATOR_XENSTORE_DATA Andrew Cooper
2015-08-05 9:37 ` Ian Campbell
2015-08-05 9:40 ` Wei Liu
2015-08-04 17:16 ` [PATCH for-4.6 v3 3/6] tools/libxl: Save and restore EMULATOR_XENSTORE_DATA content Andrew Cooper
2015-08-05 9:39 ` Ian Campbell
2015-08-05 9:40 ` Wei Liu
2015-08-04 17:16 ` [PATCH for-4.6 v3 4/6] tools/libxl: Prepare to write multiple records with EMULATOR headers Andrew Cooper
2015-08-04 17:16 ` [PATCH for-4.6 v3 5/6] libxl/save&restore&convert: Switch to new EMULATOR_XENSTORE_DATA records Andrew Cooper
2015-08-04 17:16 ` [PATCH for-4.6 v3 6/6] tools/libxl: Drop all legacy "toolstack" record infrastructure Andrew Cooper
2015-08-05 9:58 ` Ian Campbell [this message]
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