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Commit ab5703b3 authored by Ron Yorston's avatar Ron Yorston Committed by Linus Torvalds
Browse files

[PATCH] selinux: Fix MLS compatibility off-by-one bug 

Fix an off-by-one error in the MLS compatibility code that was causing
contexts with a MLS suffix to be rejected, preventing sharing partitions
between FC4 and FC5.  Bug reported in

   https://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=188068



Signed-off-by: default avatarStephen Smalley <sds@tycho.nsa.gov>
Acked-by: default avatarJames Morris <jmorris@redhat.com>
Cc: <stable@kernel.org>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent dda27d1a

security/selinux/ss/mls.c

+1 −1
Original line number Diff line number Diff line
@@ -264,7 +264,7 @@ int mls_context_to_sid(char oldc, 


	if (!selinux_mls_enabled) {

		if (def_sid != SECSID_NULL && oldc)

			*scontext += strlen(*scontext);

			*scontext += strlen(*scontext)+1;

		return 0;

	}