CVE-2021-23165

CriticalCVSS 9.8/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-122 CWE-787

Affected software

Vendor	Product	Versions
n/a	htmldoc	before v1.9.12

References

https://bugzilla.redhat.com/show_bug.cgi?id=1967014Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/michaelrsweet/htmldoc/commit/6e8a95561988500b5b5ae4861b3b0cbf4fba517fPatch, Third Party Advisory
https://github.com/michaelrsweet/htmldoc/commit/6e8a95561988500b5b5ae4861b3b0cbf4fba517f.patchMailing List, Third Party Advisory
https://github.com/michaelrsweet/htmldoc/issues/413Exploit, Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1967014Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/michaelrsweet/htmldoc/commit/6e8a95561988500b5b5ae4861b3b0cbf4fba517fPatch, Third Party Advisory
https://github.com/michaelrsweet/htmldoc/commit/6e8a95561988500b5b5ae4861b3b0cbf4fba517f.patchMailing List, Third Party Advisory
https://github.com/michaelrsweet/htmldoc/issues/413Exploit, Issue Tracking, Third Party Advisory

Timeline

Published: Mar 16, 2022
Last modified: Jun 17, 2026
NVD status: Analyzed

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