Bug 2118983 (CVE-2021-33235) - CVE-2021-33235 htmldoc: heap-buffer-overflow on write_node in htmldoc/htmldoc/html.cxx
Summary: CVE-2021-33235 htmldoc: heap-buffer-overflow on write_node in htmldoc/htmldoc...
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-33235
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2118984 2118985
Blocks: 2118990
TreeView+ depends on / blocked
 
Reported: 2022-08-17 09:28 UTC by TEJ RATHI
Modified: 2022-09-02 00:25 UTC (History)
2 users (show)

Fixed In Version: htmldoc 1.9.12
Doc Type: If docs needed, set a value
Doc Text:
Clone Of:
Environment:
Last Closed: 2022-09-02 00:25:17 UTC


Attachments (Terms of Use)

Description TEJ RATHI 2022-08-17 09:28:50 UTC
Buffer overflow vulnerability in write_node in htmldoc through 1.9.11 allows attackers to cause a denial of service via htmldoc/htmldoc/html.cxx:588.

https://github.com/michaelrsweet/htmldoc/issues/426
https://github.com/michaelrsweet/htmldoc/commit/ee778252faebb721afba5a081dd6ad7eaf20eef3

Comment 1 TEJ RATHI 2022-08-17 09:29:57 UTC
Created htmldoc tracking bugs for this issue:

Affects: epel-all [bug 2118984]
Affects: fedora-all [bug 2118985]

Comment 2 Product Security DevOps Team 2022-09-02 00:25:15 UTC
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.


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