Critical severity9.8NVD Advisory· Published Mar 16, 2022· Updated Jun 17, 2026
CVE-2021-23158
CVE-2021-23158
Description
A flaw was found in htmldoc in v1.9.12. Double-free in function pspdf_export(),in ps-pdf.cxx may result in a write-what-where condition, allowing an attacker to execute arbitrary code and denial of service.
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Affected products
3- cpe:2.3:a:htmldoc_project:htmldoc:1.9.12:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
3- github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6afd2fbdcnvdPatchThird Party Advisory
- github.com/michaelrsweet/htmldoc/issues/414nvdExploitIssue TrackingThird Party Advisory
- bugzilla.redhat.com/show_bug.cginvdIssue TrackingThird Party Advisory
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