Messages in this thread | | | Date | Thu, 25 Nov 2004 09:42:33 -0500 (EST) | From | Rik van Riel <> | Subject | Re: Further shmctl() SHM_LOCK strangeness |
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On Thu, 25 Nov 2004, Michael Kerrisk wrote:
> I don't think this is sufficient -- there must > be protection against arbitrary SHM_LOCKs.
Why? We already have ulimits do that...
> How about the following: > > For *both* SHM_LOCK and SHM_UNLOCK, the process should either > be the owner or the creator of the object or have the > CAP_IPC_LOCK capability.
It makes a lot of sense, but I don't know whether or not it'd break any applications...
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