Fedora 29: Important Advisories for Poppler Buffer Overflow Issues

poppler is a PDF rendering library.

Security fix for CVE-2018-20662, CVE-2019-9631 and CVE-2019-9200. One additional

fix for crash detected by ABRT.

* Mon Apr 1 2019 Marek Kasik - 0.67.0-16

- Constrain number of cycles in rescale filter

- Compute correct coverage values for box filter

- Resolves: #1686803

* Mon Apr 1 2019 Marek Kasik - 0.67.0-15

- Check for Ref type before unwrapping Object

- Resolves: #1694457

* Mon Mar 11 2019 Marek Kasik - 0.67.0-14

- Fix possible crash on broken files in ImageStream::getLine()

- Resolves: #1683633

* Fri Mar 8 2019 Marek Kasik - 0.67.0-13

- Synchronize previous patch with upstream

- Related: #1665274

* Wed Feb 20 2019 Marek Kasik - 0.67.0-12

- Check Catalog from XRef for being a Dict

- Resolves: #1665274

* Wed Feb 20 2019 Marek Kasik - 0.67.0-11

- Defend against requests for negative XRef indices

- Resolves: #1672420

* Tue Jan 22 2019 Marek Kasik - 0.67.0-10

- Avoid global display profile state becoming an uncontrolled

- memory leak

- Resolves: #1646549

* Mon Jan 21 2019 Marek Kasik - 0.67.0-9

- Do not try to parse into unallocated XRef entry

- Resolves: #1665268

* Mon Jan 21 2019 Marek Kasik - 0.67.0-8

- Move the fileSpec.dictLookup call inside fileSpec.isDict if

- Resolves: #1665264

* Mon Jan 21 2019 Marek Kasik - 0.67.0-7

- Do not try to construct invalid rich media annotation assets

- Resolves: #1665260

* Thu Nov 15 2018 Marek Kasik - 0.67.0-6

- Check for valid file name of embedded file

- Resolves: #1649451

* Thu Nov 15 2018 Marek Kasik - 0.67.0-5

- Check for valid embedded file before trying to save it

- Resolves: #1649441

* Thu Nov 15 2018 Marek Kasik - 0.67.0-4

- Check for stream before calling stream methods

- when saving an embedded file

- Resolves: #1649436

* Mon Nov 12 2018 Marek Kasik - 0.67.0-3

- Avoid cycles in PDF parsing

- Resolves: #1626620

* Wed Oct 17 2018 Marek Kasik - 0.67.0-2

- Fix crash on missing embedded file

- Resolves: #1569334

[ 1 ] Bug #1665273 - CVE-2018-20662 poppler: SIGABRT PDFDoc::setup class in PDFDoc.cc

https://bugzilla.redhat.com/show_bug.cgi?id=1665273

[ 2 ] Bug #1683632 - CVE-2019-9200 poppler: heap-based buffer overflow in function ImageStream::getLine() in Stream.cc

https://bugzilla.redhat.com/show_bug.cgi?id=1683632

[ 3 ] Bug #1686802 - CVE-2019-9631 poppler: heap-based buffer over-read in function downsample_row_box_filter in CairoRescaleBox.cc

https://bugzilla.redhat.com/show_bug.cgi?id=1686802

su -c 'dnf upgrade --advisory FEDORA-2019-d04944813d' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

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https://fedoraproject.org/security/

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