Date: Mon, 25 Feb 2013 14:07:42 -0500 From: Dan Rosenberg <dan.j.rosenberg@...il.com> To: oss-security@...ts.openwall.com Subject: Re: CVE Request: kernel - sock_diag: Fix out-of-bounds access to sock_diag_handlers On 02/25/2013 01:59 PM, Mathias Krause wrote: > On Mon, Feb 25, 2013 at 7:53 PM, Dan Rosenberg > <dan.j.rosenberg@...il.com> wrote: >> On 02/25/2013 01:45 PM, Mathias Krause wrote: >>> Did you even try to run the exploit on a v3.2 kernel? Or even more >>> simple, looked at the code of a v3.2 kernel? There is no sock_diag >>> anywhere in the kernel; there is only inet_diag. And inet_diag hadn't >>> and still does not have the out-of-bounds access issue. So no, this >>> bug is non-existent on a v3.2 kernel. >>> >>> Thanks, >>> Mathias >>> >> The bug was introduced with this commit: >> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux.git;a=commit;h=d366477a52f1df29fa066ffb18e4e6101ee2ad04 >> >> This commit took place during kernel version 3.2.0-rc4, so yes, it does >> seem to affect 3.2 kernels. > > $ git describe --contains d366477a52f1df29fa066ffb18e4e6101ee2ad04 > v3.3-rc1~182^2~326 > > Is git lying to me or what? > > > Cheers, > Mathias > Apparently so. Linux 3.3-rc1 was released on January 19, 2012, while the patch to introduce sock_diag was applied December 6, 2011. -Dan
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