Vulnerability 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Htmldoc Project | Htmldoc | 1.9.12 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1967018Issue TrackingThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6PatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/issues/414ExploitIssue TrackingThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1967018Issue TrackingThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6PatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/issues/414ExploitIssue TrackingThird Party Advisory
FAQ
What is CVE-2021-23158?
CVE-2021-23158 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 se...
How severe is CVE-2021-23158?
CVE-2021-23158 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-23158?
Check the references section above for vendor advisories and patch information. Affected products include: Htmldoc Project Htmldoc.