Bug 2185994 (CVE-2023-28484) - CVE-2023-28484 libxml2: NULL dereference in xmlSchemaFixupComplexType
Summary: CVE-2023-28484 libxml2: NULL dereference in xmlSchemaFixupComplexType
Keywords:
Status: NEW
Alias: CVE-2023-28484
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Nobody
QA Contact:
URL:
Whiteboard:
Depends On: 2185995 2185997 2185998 2185999 2186000 2186002 2186694 2185996 2186001 2186691 2186692 2186693 2186696
Blocks: 2186003
TreeView+ depends on / blocked
 
Reported: 2023-04-11 19:21 UTC by Pedro Sampaio
Modified: 2023-09-26 21:57 UTC (History)
69 users (show)

Fixed In Version: libxml2 2.10.4
Doc Type: If docs needed, set a value
Doc Text:
A NULL pointer dereference vulnerability was found in libxml2. This issue occurs when parsing (invalid) XML schemas.
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2023:4349 0 None None None 2023-08-01 08:49:29 UTC
Red Hat Product Errata RHSA-2023:4529 0 None None None 2023-08-08 08:20:03 UTC
Red Hat Product Errata RHSA-2023:4628 0 None None None 2023-08-15 17:37:21 UTC

Description Pedro Sampaio 2023-04-11 19:21:28 UTC 
NULL pointer dereference when parsing (invalid) XML schemas.

References:

https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4
https://gitlab.gnome.org/GNOME/libxml2/-/commit/647e072ea0a2f12687fa05c172f4c4713fdb0c4f
https://gitlab.gnome.org/GNOME/libxml2/-/commit/4c6922f763ad958c48ff66f82823ae21f2e92ee6
Comment 1 Pedro Sampaio 2023-04-11 19:22:35 UTC 
Created libxml2 tracking bugs for this issue:

Affects: fedora-all [bug 2185996]


Created mingw-libxml2 tracking bugs for this issue:

Affects: fedora-all [bug 2185995]


Created pcem tracking bugs for this issue:

Affects: fedora-all [bug 2185997]


Created qt5-qtwebengine tracking bugs for this issue:

Affects: epel-all [bug 2185998]
Affects: fedora-all [bug 2185999]


Created qt6-qtwebengine tracking bugs for this issue:

Affects: fedora-all [bug 2186000]


Created rubygem-nokogiri tracking bugs for this issue:

Affects: epel-all [bug 2186002]
Affects: fedora-all [bug 2186001]
Comment 10 errata-xmlrpc 2023-08-01 08:49:26 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2023:4349 https://access.redhat.com/errata/RHSA-2023:4349
Comment 12 errata-xmlrpc 2023-08-08 08:19:59 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2023:4529 https://access.redhat.com/errata/RHSA-2023:4529
Comment 13 errata-xmlrpc 2023-08-15 17:37:16 UTC 
This issue has been addressed in the following products:

  Red Hat JBoss Core Services

Via RHSA-2023:4628 https://access.redhat.com/errata/RHSA-2023:4628
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