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Date: Tue, 4 May 2010 21:04:42 -0600
From: dann frazier <>
Cc: "Steven M. Christey" <>
Subject: CVE Request [was Re: kernel: execution possible in
	non-executable mappings in recent 2.6 kernels (SPARC only)]

On Wed, Feb 24, 2010 at 08:41:01AM +0800, Eugene Teo wrote:
> sparc64: Fix sun4u execute bit check in TSB I-TLB load.
> TSB I-tlb load code tries to use andcc to check the _PAGE_EXEC_4U bit,
> but that's bit 12 so it gets sign extended all the way up to bit 63
> and the test nearly always passes as a result.
> Use sethi to fix the bug.
> I'm not requesting a CVE for this as this does not affect any of our  
> kernels. But just a heads-up for those not aware of this.

hey Steven,
 Can we get a CVE allocated for this one?

dann frazier

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