Hi Jaroslav, On Sun, Oct 06, 2019 at 04:10:28PM +0200, Jaroslav Kysela wrote: > Dne 06. 10. 19 v 12:47 Guennadi Liakhovetski napsal(a): > > Hi, > > > > I decided to have a look at whether the ALSA topology parsing is bullet > > proof against malformed topology files. It seems not quite to be the case. > > At least I seem to have found a possibility of crashing the kernel by a > > malformed topology file. I haven't tested it, so, maybe I'm wrong. > > > > In principle, firmware files can only be written by root, and if you have > > root access to the system, it's anyway doomed. Is this the approach and > > we aren't really trying to make topology parsing 100% safe, or do we want > > to fix any such possible parsing issues? > > The kernel should not crash. Dot. If you found a serious issue, please, > report it or better, send the fix. Sorry, I'm still configuring / getting used to mutt and git send-mail on this PC, so adding you to CC didn't work out :-/ Here's a link: https://mailman.alsa-project.org/pipermail/alsa-devel/2019-October/156352.html Thanks Guennadi > Thanks, > Jaroslav > > -- > Jaroslav Kysela <perex@xxxxxxxx> > Linux Sound Maintainer; ALSA Project; Red Hat, Inc. _______________________________________________ Alsa-devel mailing list Alsa-devel@xxxxxxxxxxxxxxxx https://mailman.alsa-project.org/mailman/listinfo/alsa-devel