On Mon, Nov 02, 2020 at 03:32:09PM +0100, Paul B Mahol wrote: > On Mon, Nov 2, 2020 at 3:28 PM Paul B Mahol <one...@gmail.com> wrote: > > > > > > > On Mon, Nov 2, 2020 at 3:06 PM Michael Niedermayer <mich...@niedermayer.cc> > > wrote: > > > >> On Mon, Nov 02, 2020 at 11:44:00AM +0100, Paul B Mahol wrote: > >> > On Mon, Nov 2, 2020 at 11:21 AM Michael Niedermayer > >> <mich...@niedermayer.cc> > >> > wrote: > >> > > >> > > On Wed, Oct 07, 2020 at 08:19:12PM +0000, Paul B Mahol wrote: > >> > > > ffmpeg | branch: master | Paul B Mahol <one...@gmail.com> | Fri > >> Oct 2 > >> > > 12:16:49 2020 +0200| [da5b3d002862d1e105002a6dc1567e6551860896] | > >> > > committer: Paul B Mahol > >> > > > > >> > > > avcodec/tiff: do not abort decoding if strips are available > >> > > > > >> > > > Even if such files are invalid, they can be decoded just fine. > >> > > > >> > > Please provide such files so it can be implemented correctly > >> > > this commit causes security issues > >> > > Without such invalid-tile+stripe-jpegs which we can decode > >> > > its plausible that a fix to the security issue will break that > >> > > class of files again > >> > > > >> > > > >> > FIles are freely available on internet, use your search skills to find > >> it. > >> > >> As you know of a specific file and I do not, you should provide a link. > >> Or add a fate test ... > >> Its trivial for you, while searching the internet for a specific broken > >> tiff > >> file is not a trivial task. None of the files i have tested are affected > >> by > >> this > >> > > > > Try harder. If you search user mailing list you would find links to such > > images. > > My upload speed is miserable. and files are big, 24 MB even for fate. > > > > > >> > >> You do not have to of course, but then what else do you imagine should > >> happen? > >> Do you want this to be reverted ? > >> Do you want a open security issue ? > >> Do you want other developers spend their time searching for a link you > >> have > >> but dont tell ? > >> > >> Iam sure you realize none of these options really makes sense > >> > >> Really. It makes sense to break working files with untested "security > > fixes". > > > > One such file is still here: >
> http://www.astro-electronic.de/IMG_3459.dng Thanks! [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB Those who would give up essential Liberty, to purchase a little temporary Safety, deserve neither Liberty nor Safety -- Benjamin Franklin
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