Messages in this thread | | | From | Keith Owens <> | Subject | Re: [PATCH] Completely honor prctl(PR_SET_KEEPCAPS, 1) | Date | Wed, 08 May 2002 23:42:29 +1000 |
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On Wed, 8 May 2002 03:40:11 -0600 (MDT), Dax Kelson <dax@gurulabs.com> wrote: >Originally when a process set*uided all capabilities bits were cleared. >Then sometime later (wish BK went back 3 years), the behaviour was >modified according to the comment "A process may, via prctl(), elect to >keep its capabilites when it calls setuid() and switches away from >uid==0. Both permitted and effective sets will be retained."
FWIW, the change was in 2.2.18-pre18, between October 26 and 29, 2000.
I have all the kernel versions from 2.0.21 (1997) through 2.5.14 in a set of PRCS repositories. A binary chop on 2.2 found the change in a few minutes.
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