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Date: Thu, 07 Feb 2013 23:31:07 -0500 (EST) From: David Miller <davem@...emloft.net> To: Ian.Campbell@...rix.com Cc: netdev@...r.kernel.org, xen-devel@...ts.xen.org Subject: Re: [PATCH v2 0/4] XSA-39 CVE-2013-021[67]: Linux netback DoS via malicious guest ring. From: Ian Campbell <Ian.Campbell@...rix.com> Date: Thu, 7 Feb 2013 09:41:18 +0000 > The Xen netback implementation contains a couple of flaws which can > allow a guest to cause a DoS in the backend domain, potentially > affecting other domains in the system. > > CVE-2013-0216 is a failure to sanity check the ring producer/consumer > pointers which can allow a guest to cause netback to loop for an > extended period preventing other work from occurring. > > CVE-2013-0217 is a memory leak on an error path which is guest > triggerable. > > The following series contains the fixes for these issues, as previously > included in Xen Security Advisory 39: > http://lists.xen.org/archives/html/xen-announce/2013-02/msg00001.html > > Changes in v2: > - Typo and block comment format fixes > - Added stable Cc Applied, please don't add stable CC:'s to networking patches, instead ask me to queue it up to my -stable todo pile instead. I don't like it when patches instantly be submitted to -stable when they hit Linus's tree, I'd rather it soak upstream for a week or two instead. That's why I do it this way. Thanks. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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