Vulnerability Description
A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Htmldoc Project | Htmldoc | <= 1.9.12 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1967022Issue TrackingPatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6PatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/issues/415ExploitIssue TrackingThird Party Advisory
- https://ubuntu.com/security/CVE-2021-23191Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1967022Issue TrackingPatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6PatchThird Party Advisory
- https://github.com/michaelrsweet/htmldoc/issues/415ExploitIssue TrackingThird Party Advisory
- https://ubuntu.com/security/CVE-2021-23191Third Party Advisory
FAQ
What is CVE-2021-23191?
CVE-2021-23191 is a vulnerability with a CVSS score of 7.8 (HIGH). A security issue was found in htmldoc v1.9.12 and before. A NULL pointer dereference in the function image_load_jpeg() in image.cxx may result in denial of service.
How severe is CVE-2021-23191?
CVE-2021-23191 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-23191?
Check the references section above for vendor advisories and patch information. Affected products include: Htmldoc Project Htmldoc.