CVE-2021-23165: Buffer Overflow
First published: Wed Jun 02 2021(Updated: )
A flaw was found in htmldoc before v1.9.12. Heap buffer overflow in pspdf_prepare_outpages(), in ps-pdf.cxx may lead to execute arbitrary code and denial of service.
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Htmldoc Project Htmldoc | <1.9.12 | |
| Htmldoc Project Htmldoc | =1.9.12 |
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Reference Links
- https://github.com/michaelrsweet/htmldoc/issues/413
- https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6afd2fbdc
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1967017
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1967016
- https://access.redhat.com/security/cve/CVE-2021-26252
- https://github.com/michaelrsweet/htmldoc/commit/6e8a95561988500b5b5ae4861b3b0cbf4fba517f.patch
- https://access.redhat.com/security/cve/CVE-2021-23165
- https://access.redhat.com/security/cve/CVE-2021-23158
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1967018
- https://bugzilla.redhat.com/show_bug.cgi?id=1967014
- https://github.com/michaelrsweet/htmldoc/commit/6e8a95561988500b5b5ae4861b3b0cbf4fba517f
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-23165.
What is the severity of CVE-2021-23165?
The severity of CVE-2021-23165 is critical with a severity value of 9.8.
What is the affected software?
The affected software is htmldoc before v1.9.12.
What is the description of CVE-2021-23165?
CVE-2021-23165 is a heap buffer overflow vulnerability in pspdf_prepare_outpages() in ps-pdf.cxx that may lead to executing arbitrary code and denial of service.
How can I fix CVE-2021-23165?
To fix CVE-2021-23165, it is recommended to update htmldoc to version 1.9.12 or newer.
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