Bug 2280532 (CVE-2024-34459) - CVE-2024-34459 libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c
Summary: CVE-2024-34459 libxml2: buffer over-read in xmlHTMLPrintFileContext in xmllint.c
Keywords:
Status: NEW
Alias: CVE-2024-34459
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2280534 2280535 2280536 2280537 2280538 2280539
Blocks: 2280533
TreeView+ depends on / blocked
 
Reported: 2024-05-15 05:53 UTC by Rohit Keshri
Modified: 2026-08-04 06:19 UTC (History)
58 users (show)

Fixed In Version: libxml2 2.11.8, libxml2 2.12.7
Clone Of:
Environment:
Last Closed:
Embargoed:

Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2026:26354 0 None None None 2026-06-16 15:41:41 UTC
Red Hat Product Errata RHSA-2026:27736 0 None None None 2026-06-22 03:52:49 UTC
Red Hat Product Errata RHSA-2026:27737 0 None None None 2026-06-22 04:03:15 UTC
Red Hat Product Errata RHSA-2026:27739 0 None None None 2026-06-22 04:11:46 UTC
Red Hat Product Errata RHSA-2026:28234 0 None None None 2026-06-23 18:11:00 UTC
Red Hat Product Errata RHSA-2026:28254 0 None None None 2026-06-23 23:04:54 UTC
Red Hat Product Errata RHSA-2026:33632 0 None None None 2026-06-30 18:02:15 UTC
Red Hat Product Errata RHSA-2026:33633 0 None None None 2026-06-30 17:04:16 UTC
Red Hat Product Errata RHSA-2026:33634 0 None None None 2026-06-30 17:32:28 UTC
Red Hat Product Errata RHSA-2026:33635 0 None None None 2026-06-30 16:57:53 UTC

Description Rohit Keshri 2024-05-15 05:53:07 UTC 
An issue was discovered in xmllint (from libxml2) before 2.11.8 and 2.12.x before 2.12.7. Formatting error messages with xmllint --htmlout can result in a buffer over-read in xmlHTMLPrintFileContext in xmllint.c.

Reference:
https://gitlab.gnome.org/GNOME/libxml2/-/issues/720

Upstream patches:
https://gitlab.gnome.org/GNOME/libxml2/-/commit/3ad7f81624572ebd5b9e6058c9f67d38207c10e2
https://gitlab.gnome.org/GNOME/libxml2/-/commit/8ddc7f13337c9fe7c6b6e616f404b0fffb8a5145
https://gitlab.gnome.org/GNOME/libxml2/-/commit/2876ac5392a4e891b81e40e592c3ac6cb46016ce
Comment 1 Rohit Keshri 2024-05-15 06:01:56 UTC 
Created libxml2 tracking bugs for this issue:

Affects: fedora-all [bug 2280539]


Created mingw-libxml2 tracking bugs for this issue:

Affects: fedora-all [bug 2280535]


Created pcem tracking bugs for this issue:

Affects: fedora-all [bug 2280536]


Created qt5-qtwebengine tracking bugs for this issue:

Affects: epel-all [bug 2280534]
Affects: fedora-all [bug 2280537]


Created qt6-qtwebengine tracking bugs for this issue:

Affects: fedora-all [bug 2280538]
Comment 11 errata-xmlrpc 2026-06-16 15:41:38 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2026:26354 https://access.redhat.com/errata/RHSA-2026:26354
Comment 12 errata-xmlrpc 2026-06-22 03:52:46 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On

Via RHSA-2026:27736 https://access.redhat.com/errata/RHSA-2026:27736
Comment 13 errata-xmlrpc 2026-06-22 04:03:11 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support
  Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On

Via RHSA-2026:27737 https://access.redhat.com/errata/RHSA-2026:27737
Comment 14 errata-xmlrpc 2026-06-22 04:11:42 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions
  Red Hat Enterprise Linux 8.8 Telecommunications Update Service

Via RHSA-2026:27739 https://access.redhat.com/errata/RHSA-2026:27739
Comment 15 errata-xmlrpc 2026-06-23 18:10:56 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10

Via RHSA-2026:28234 https://access.redhat.com/errata/RHSA-2026:28234
Comment 16 errata-xmlrpc 2026-06-23 23:04:50 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2026:28254 https://access.redhat.com/errata/RHSA-2026:28254
Comment 17 errata-xmlrpc 2026-06-30 16:57:49 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 10.0 Extended Update Support

Via RHSA-2026:33635 https://access.redhat.com/errata/RHSA-2026:33635
Comment 18 errata-xmlrpc 2026-06-30 17:04:13 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions

Via RHSA-2026:33633 https://access.redhat.com/errata/RHSA-2026:33633
Comment 19 errata-xmlrpc 2026-06-30 17:32:24 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.6 Extended Update Support

Via RHSA-2026:33634 https://access.redhat.com/errata/RHSA-2026:33634
Comment 20 errata-xmlrpc 2026-06-30 18:02:11 UTC 
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions

Via RHSA-2026:33632 https://access.redhat.com/errata/RHSA-2026:33632
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