CVE-2021-23165

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.

Affected

htmldoc

CVSS v3.1 NVD

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

CVSS v2.0 NVD

10.0 HIGHAV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS

3.51% chance of exploitation in the next 30 days, 89th percentile

Published

2022-03-16

Updated

2024-08-03

Proof-of-concept exploits (1)

• michaelrsweet/htmldoc/issues/413252★ · 2026-09-07

Security advisories

• https://bugzilla.redhat.com/show_bug.cgi?id=1967014

References

• CVE Record
• NVD entry

Related

• CVE-2021-20308
• CVE-2021-23158
• CVE-2021-23180
• CVE-2021-23191
• CVE-2021-23206
• CVE-2021-26259