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.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 7.5 · xmlsoftNVD modified 2026-10-15 01:17
Affected (CPE criteria) 1
cpe:2.3:a:xmlsoft:libxml2:*:*:*:*:*:*:*:*
References 17
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 Exploit, Issue 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 List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ Mailing List, Third Party Advisory
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/720 Exploit, Issue 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 List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/ Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/ Mailing List, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/[email protected]/message/5HVUXKYTBWT3G5DEEQX62STJQBY367NL/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/INKSSLW5VMZIXHRPZBAW4TJUX5SQKARG/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/VRDJCNQP32LV56KESUQ5SNZKAJWSZZRI/
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html