From: Ian Jackson <Ian.Jackson@eu.citrix.com>
To: Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: [PATCH] libxl: fix unsafe subtraction in libxl_set_memory_target
Date: Tue, 1 Feb 2011 19:25:26 +0000 [thread overview]
Message-ID: <19784.24102.34504.14162@mariner.uk.xensource.com> (raw)
In-Reply-To: <alpine.DEB.2.00.1102011636410.7277@kaball-desktop>
Stefano Stabellini writes ("[Xen-devel] [PATCH] libxl: fix unsafe subtraction in libxl_set_memory_target"):
> The current libxl_set_memory_target function subtracts a negative amount
> from an uint32_t variable without checking if the operation wraps
> around.
>
> This patch fixes this bug (that I previously believed to be an
> hypervisor issue):
> http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1729
Applied, thanks.
Ian.
prev parent reply other threads:[~2011-02-01 19:25 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-01 16:40 [PATCH] libxl: fix unsafe subtraction in libxl_set_memory_target Stefano Stabellini
2011-02-01 19:25 ` Ian Jackson [this message]
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