Opened 19 months ago
Last modified 3 weeks ago
#25214 new defect
Canvas data extraction should be allowed when *local* pdf.js is invoked
| Reported by: | cypherpunks | Owned by: | tbb-team |
|---|---|---|---|
| Priority: | Medium | Milestone: | |
| Component: | Applications/Tor Browser | Version: | |
| Severity: | Normal | Keywords: | tbb-8.0-issues, tbb-regression, ff68-esr-will-have |
| Cc: | mcs, brade | Actual Points: | |
| Parent ID: | Points: | ||
| Reviewer: | Sponsor: | Sponsor44-can |
Description
How to reproduce the issue:
(1) Go to the following URL: https://web.archive.org/web/20180211235741/https://research.torproject.org/techreports/tbb-forensic-analysis-2013-06-28.pdf
(2) Click on the "Toggle Sidebar" button, as in here:
(3) The thumbnails are empty, and in the browser console: Blocked https://web.archive.org/web/20180211235741if_/https://research.torproject.org/techreports/tbb-forensic-analysis-2013-06-28.pdf in page https://web.archive.org/web/20180211235741/https://research.torproject.org/techreports/tbb-forensic-analysis-2013-06-28.pdf from extracting canvas data. resource://pdf.js/web/viewer.js:3311.
Note that it's the local resource://pdf.js/web/viewer.js that is invoked and not some bundled pdf.js.
Child Tickets
Change History (8)
comment:1 follow-up: 3 Changed 19 months ago by
comment:2 Changed 19 months ago by
This can also be solved with #24521 but I don't see it being resolved in the near term.
comment:3 Changed 18 months ago by
| Keywords: | ff60-esr added |
|---|
tom:
In 60, my hope is that fixing this will fix that one also.
comment:4 follow-up: 5 Changed 14 months ago by
Unfortunately the ticket linked by Tom was fixed on 61, backport maybe? (I'm encountering this bug with TB 8.0a9 FWIW)
comment:5 Changed 14 months ago by
Replying to cypherpunks:
Unfortunately the ticket linked by Tom was fixed on 61, backport maybe? (I'm encountering this bug with TB 8.0a9 FWIW)
Actually, we'd need the fix for https://bugzilla.mozilla.org/show_bug.cgi?id=1453916 as well. So, hrm.
comment:6 Changed 11 months ago by
| Keywords: | tbb-8.0-issues tbb-regression added; ff60-esr removed |
|---|
We could test and backport the patches that landed in Firefox 61?
comment:7 Changed 4 months ago by
| Keywords: | ff68-esr-will-have added |
|---|
This maybe (hopefully) corresponds to https://bugzilla.mozilla.org/show_bug.cgi?id=1412961
In 60, my hope is that fixing this will fix that one also.