Apple will likely fix this glitch in a future update. Until then, the work-arounds are to avoid at least one of the cited requirements for the bug. For example, you could switch to a different font (assuming your font choice is not critical) or use Preview instead of Adobe Reader.

Update: In , I noted another new bug in Mac OS X 10.6.7: iTunes crashing on 13" MacBook Air laptops. Apple has now issued a fix: . In case you're wondering, the update makes modifications to just two System extensions: AppleUpstreamUserClient.kext and AudioAUUC.kext.