Bug 1967022 (CVE-2021-23191) - CVE-2021-23191 htmldoc: null pointer dereference in function image_load_jpeg()
Summary: CVE-2021-23191 htmldoc: null pointer dereference in function image_load_jpeg()
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-23191
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: 1967024 1967025
Blocks: 1967023
TreeView+ depends on / blocked
 
Reported: 2021-06-02 10:59 UTC by Dhananjay Arunesh
Modified: 2022-03-04 15:44 UTC (History)
4 users (show)

Fixed In Version: htmldoc 1.9.12
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Clone Of:
Environment:
Last Closed: 2021-06-02 11:32:19 UTC
Embargoed:

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Description Dhananjay Arunesh 2021-06-02 10:59:41 UTC 
A flaw was found in htmldoc in versions prior to 1.9.12. NULL pointer dereference in function image_load_jpeg(),in image.cxx may result in code execution and denial of service.

Reference:
https://github.com/michaelrsweet/htmldoc/issues/415

Upstream patch:
https://github.com/michaelrsweet/htmldoc/commit/369b2ea1fd0d0537ba707f20a2f047b6afd2fbdc
Comment 1 Dhananjay Arunesh 2021-06-02 11:01:30 UTC 
Created htmldoc tracking bugs for this issue:

Affects: epel-7 [bug 1967025]
Affects: fedora-all [bug 1967024]
Comment 2 Product Security DevOps Team 2021-06-02 11:32:19 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.
Comment 3 Gianluca Gabrielli 2021-06-03 13:50:18 UTC 
This has the same fix of 1967009 (CVE-2021-26252)
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