Bug 1967001 (CVE-2021-26948) - CVE-2021-26948 htmldoc: null pointer dereference in copy_image()
Summary: CVE-2021-26948 htmldoc: null pointer dereference in copy_image()
Keywords:
Status: CLOSED UPSTREAM
Alias: CVE-2021-26948
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: 1967007 1967005
Blocks: 1967004
TreeView+ depends on / blocked
 
Reported: 2021-06-02 10:36 UTC by Dhananjay Arunesh
Modified: 2023-04-14 20:46 UTC (History)
3 users (show)

Fixed In Version:
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Last Closed: 2021-06-02 11:32:05 UTC
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Description Dhananjay Arunesh 2021-06-02 10:36:33 UTC 
Null pointer dereference in the htmldoc v1.9.11 and before may allow attackers to execute arbitrary code and cause a denial of service via a crafted html file.

References:
https://github.com/michaelrsweet/htmldoc/issues/410
Comment 1 Dhananjay Arunesh 2021-06-02 10:37:53 UTC 
Created htmldoc tracking bugs for this issue:

Affects: epel-7 [bug 1967007]
Affects: fedora-all [bug 1967005]
Comment 2 Product Security DevOps Team 2021-06-02 11:32:05 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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