Date: Wed, 14 May 2008 02:39:36 +0200 From: Robert Buchholz <rbu@...too.org> To: oss-security@...ts.openwall.com Cc: Ulrich Mueller <ulm@...too.org> Subject: Re: CVE request: Emacs 21 fast-lock-mode arbitrary lips code execution Hey Nico, On Monday, 12. May 2008, Nico Golde wrote: > * Robert Buchholz <rbu@...too.org> [2008-05-12 19:05]: > > On Monday, 12. May 2008, Nico Golde wrote: > > > * Robert Buchholz <rbu@...too.org> [2008-05-10 15:01]: > > > > Emacs 21 and Xemacs will execute any lisp code present in a .flc > > > > file that accompanies the file the user opens. > > > > > > The same applies to emacs22. > > > > Our emacs maintainer said version 22 would warn you that lisp code > > from the file would be executed. Could you confirm otherwise? > > At least not with the emacs22 installation I tried this with (22.2). > As this is a rather old version, this may depend on the > version used? The 22.2 is only a few weeks old, is it not? Anyway, Ulrich Mueller (who is in CC) clarified the behaviour, I quote: > the issue may still occur in Emacs 22, if both of the following > conditions are fulfilled: > - the user sets fast-lock-mode as support mode for font-lock (which is > not the default), > - the user explicitely loads fast-lock, ignoring the warning ("Package > fast-lock is obsolete"). I could not reproduce the issue in Emacs 22.2 with only the changed configuration either, but maybe I just used Emacs the wrong way. Robert Download attachment "signature.asc " of type "application/pgp-signature" (190 bytes)
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