How severe is CVE-2024-34459?

CVE-2024-34459 has a CVSS v3 score of 7.5 (HIGH).

CVE-2024-34459

Name: libxml2
Author: xmlsoft

7.5HIGH

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 i

公開日: 5/14/2024更新日: 11/4/2025

説明

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.

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影響を受ける製品

xmlsoftlibxml2

参照

https://gitlab.gnome.org/GNOME/libxml2/-/issues/720
ExploitIssue Tracking
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8
Release Notes
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7
Release Notes
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/
Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/
Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/
Mailing ListThird Party Advisory
https://gitlab.gnome.org/GNOME/libxml2/-/issues/720
ExploitIssue Tracking
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.11.8
Release Notes
https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.12.7
Release Notes
https://lists.debian.org/debian-lts-announce/2025/07/msg00014.html
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/
Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/
Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/
Mailing ListThird Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/