CVE-2018-20481
XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.
| Software | From | Fixed in |
|---|---|---|
| freedesktop / poppler | 0.72.0 | 0.72.0.x |
| canonical / ubuntu_linux | 16.04 | 16.04.x |
| canonical / ubuntu_linux | 14.04 | 14.04.x |
| canonical / ubuntu_linux | 18.04 | 18.04.x |
| canonical / ubuntu_linux | 18.10 | 18.10.x |
| debian / debian_linux | 8.0 | 8.0.x |
- http://www.securityfocus.com/bid/106321
- https://access.redhat.com/errata/RHSA-2019:2022
- https://access.redhat.com/errata/RHSA-2019:2713
- https://gitlab.freedesktop.org/poppler/poppler/issues/692
- https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143
- https://lists.debian.org/debian-lts-announce/2019/03/msg00008.html
- https://lists.debian.org/debian-lts-announce/2020/07/msg00018.html
- https://usn.ubuntu.com/3865-1/
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