REDHAT-BUG-1660424
First published: Tue Dec 18 2018(Updated: )
There is a SEGV in Exiv2::Internal::TiffParserWorker::findPrimaryGroups of tiffimage_int.cpp in Exiv2 0.27-RC3. A crafted input will lead to a denial of service attack. Upstream issue: <a href="https://github.com/Exiv2/exiv2/issues/590">https://github.com/Exiv2/exiv2/issues/590</a> References: <a href="https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206">https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206</a>
| Affected Software | Affected Version | How to fix |
|---|---|---|
| CentOS Dos2unix |
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Reference Links
- https://github.com/Exiv2/exiv2/issues/590
- https://github.com/TeamSeri0us/pocs/tree/master/exiv2/20181206
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1660427
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1660428
- https://github.com/Exiv2/exiv2/commit/203ab0db28c9666b16069d4056ac5f66f753a51d
- https://access.redhat.com/security/updates/classification/
- https://access.redhat.com/errata/RHSA-2019:2101
- https://access.redhat.com/security/cve/cve-2018-20097
- https://access.redhat.com/errata/RHSA-2020:1577
- https://bugzilla.redhat.com/show_bug.cgi?id=1660424
Frequently Asked Questions
What is the severity of REDHAT-BUG-1660424?
The severity of REDHAT-BUG-1660424 is categorized as high due to its potential for causing a denial of service.
How do I fix REDHAT-BUG-1660424?
To fix REDHAT-BUG-1660424, update Exiv2 to the latest version where the issue has been resolved.
What software is affected by REDHAT-BUG-1660424?
The software affected by REDHAT-BUG-1660424 is Exiv2 version 0.27-RC3.
What types of attacks does REDHAT-BUG-1660424 enable?
REDHAT-BUG-1660424 enables denial of service attacks through crafted input specifically targeting the TiffParser.
When was REDHAT-BUG-1660424 reported?
REDHAT-BUG-1660424 was reported in December 2018.
- agent/references
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- collector/redhat-bugzilla
- source/Red Hat
- alias/CVE-2018-20097
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- agent/software-canonical-lookup-request
- vendor/exiv2
- canonical/centos dos2unix