Messages in this thread | | | Date | Sat, 2 Nov 2002 22:31:09 -0700 | From | Erik Andersen <> | Subject | Re: Filesystem Capabilities in 2.6? |
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On Sat Nov 02, 2002 at 09:04:07PM -0700, Dax Kelson wrote: > On Sat, 2 Nov 2002, Alexander Viro wrote: > > > <shrug> that can be done without doing anything to filesystem. > > Namely, turn current "nosuid" of vfsmount into a mask of capabilities. > > Then use bindings instead of links. *Note* - binary _is_ marked suid, > > mask tells which capabilities _not_ to gain. It's OK - attempt to > > link(2) to the thing using binding will see that oldname and newname > > are within different vfsmounts, so instead of link to suid-root binary > > you get -EXDEV. > > Any thoughts on how /usr/bin/(rpm|dpkg) copes with setting up the binding > when installing a package?
postint script
-Erik
-- Erik B. Andersen http://codepoet-consulting.com/ --This message was written using 73% post-consumer electrons-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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