Loop with Unreachable Exit Condition ('Infinite Loop') Affecting poppler-qt package, versions <0:0.26.5-38.el7
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL7-POPPLERQT-4938514
- published26 Jul 2021
- disclosed28 Aug 2018
Introduced: 28 Aug 2018
CVE-2018-16646 (opens in a new tab)How to fix?
Upgrade RHEL:7 poppler-qt to version 0:0.26.5-38.el7 or higher.
This issue was patched in RHSA-2019:2022.
NVD Description
Note: Versions mentioned in the description apply only to the upstream poppler-qt package and not the poppler-qt package as distributed by RHEL.
See How to fix? for RHEL:7 relevant fixed versions and status.
In Poppler 0.68.0, the Parser::getObj() function in Parser.cc may cause infinite recursion via a crafted file. A remote attacker can leverage this for a DoS attack.
References
- https://access.redhat.com/security/cve/CVE-2018-16646
- https://bugzilla.redhat.com/show_bug.cgi?id=1622951
- https://lists.debian.org/debian-lts-announce/2018/10/msg00024.html
- https://lists.debian.org/debian-lts-announce/2018/11/msg00040.html
- https://lists.debian.org/debian-lts-announce/2018/12/msg00004.html
- https://lists.debian.org/debian-lts-announce/2020/07/msg00018.html
- https://access.redhat.com/errata/RHSA-2019:2022
- https://usn.ubuntu.com/3837-1/
- https://usn.ubuntu.com/3837-2/