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Apparently, though unproven, at 22:28 on Saturday 11 September 2010, Etaoin |
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Shrdlu did opine thusly: |
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> On Sat, 11 Sep 2010 15:35:58 -0500 Dale <rdalek1967@×××××.com> wrote: |
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> > If they are accessible by a user, couldn't a user then edit or add |
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> > something that would then cause a security problem? If they can edit |
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> > them and no one know it, then root comes along and builds a shiney new |
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> > kernel with a really nice security hole. |
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> |
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> This was actually a potential risk once upon a time: |
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> |
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> http://attrition.org/security/advisory/gobbles/GOBBLES-16.txt |
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More like an actual risk all the time. Which is why: |
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# ls -al /usr/src/ |
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total 2 |
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drwxr-xr-x 3 root root 136 2010-09-01 11:41 . |
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drwxr-xr-x 17 root root 480 2010-08-23 01:44 .. |
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-rw-r--r-- 1 root root 0 2008-06-17 19:37 .keep |
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lrwxrwxrwx 1 root root 18 2010-09-01 11:30 linux -> linux-2.6.35-ck-r2 |
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drwxr-xr-x 24 root root 1584 2010-09-01 02:12 linux-2.6.35-ck-r2 |
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-- |
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alan dot mckinnon at gmail dot com |
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