REDHAT-BUG-1649450: Null Pointer Dereference
First published: Tue Nov 13 2018(Updated: )
An issue was discovered in Poppler 0.71.0. There is a NULL pointer dereference in goo/GooString.h, will lead to denial of service, as demonstrated by utils/pdfdetach.cc not validating a filename of an embedded file before constructing a save path. References: <a href="https://gitlab.freedesktop.org/poppler/poppler/issues/660">https://gitlab.freedesktop.org/poppler/poppler/issues/660</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Poppler Utilities |
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Reference Links
- https://gitlab.freedesktop.org/poppler/poppler/issues/660
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1649452
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1649451
- https://gitlab.freedesktop.org/poppler/poppler/commit/d2f5d424ba8752f9a9e9dad410546ec1b46caa0a
- https://access.redhat.com/errata/RHSA-2019:2022
- https://access.redhat.com/security/cve/cve-2018-19060
- https://bugzilla.redhat.com/show_bug.cgi?id=1649450
Frequently Asked Questions
What is the severity of REDHAT-BUG-1649450?
The severity of REDHAT-BUG-1649450 is categorized as denial of service due to a NULL pointer dereference.
How do I fix REDHAT-BUG-1649450?
To fix REDHAT-BUG-1649450, it is recommended to upgrade to a later version of Poppler that addresses this vulnerability.
What software is affected by REDHAT-BUG-1649450?
REDHAT-BUG-1649450 affects Poppler version 0.71.0.
What is the impact of REDHAT-BUG-1649450?
The impact of REDHAT-BUG-1649450 is a potential denial of service that may occur when an embedded file's filename is not validated.
Is there a workaround for REDHAT-BUG-1649450?
Currently, there is no documented workaround for REDHAT-BUG-1649450; the best action is to upgrade the software.
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- vendor/poppler
- canonical/poppler utilities