CVE-2026-6653
libxml2: mingw-libxml2: libxml2: Denial of Service via crafted XML input due to use-after-free
Einstufung nach Quelle
Trivys eigenes Label ist CRITICAL. Kritisch laut NVD. Niedriger laut Julia (hoch), Red Hat (mittel), AlmaLinux (mittel), Amazon (mittel), Oracle (mittel), Rocky Linux (mittel), Ubuntu (mittel).
Beschreibung
Use After Free in libxml2's xmlParseInternalSubset from GNOME libxml2 version 2.9.11 to 2.11.0 allows a remote attacker to cause a denial-of-service via maliciously crafted XML input with improper entity resolution handling.
Betroffene Pakete und behobene Versionen
| Quelle | Paket | Behoben in |
|---|---|---|
| alma 8 | libxml2, libxml2-devel, python3-libxml2 | 2.9.7-21.el8_10.8 |
| alma 9 | libxml2, libxml2-devel, python3-libxml2 | 2.9.13-14.el9_8.4 |
| amazon linux 2 | libxml2, libxml2-debuginfo, libxml2-devel und 2 weitere | 2.9.1-6.amzn2.5.25 |
| amazon linux 2023 | libxml2, libxml2-debuginfo, libxml2-debugsource und 4 weitere | 2.10.4-1.amzn2023.0.19 |
| debian 11 | libxml2 | kein Fix angegeben |
| debian 12 | libxml2 | kein Fix angegeben |
| debian 13 | libxml2 | kein Fix angegeben |
| debian 14 | libxml2 | 2.14.5+dfsg-0.1 |
| echo | libxml2, libxml2-2.11.7, libxml2-2.15.3 und 1 weitere | 2.12.7+dfsg+really2.9.14-2.1+deb13u2+e8 und 3 weitere |
| julia::Julia Ecosystem Security Advisories | XML2_jll | 2.11.5+0 |
| Oracle Linux 8 | libxml2, libxml2-devel, python3-libxml2 | 2.9.7-21.el8_10.8 |
| Oracle Linux 9 | libxml2, libxml2-devel, python3-libxml2 | 2.9.13-14.el9_8.4 |
Alle 82 Einträge aus 32 Quellen zeigen
| Quelle | Paket | Behoben in |
|---|---|---|
| alma 8 | libxml2 | 2.9.7-21.el8_10.8 |
| alma 8 | libxml2-devel | 2.9.7-21.el8_10.8 |
| alma 8 | python3-libxml2 | 2.9.7-21.el8_10.8 |
| alma 9 | libxml2 | 2.9.13-14.el9_8.4 |
| alma 9 | libxml2-devel | 2.9.13-14.el9_8.4 |
| alma 9 | python3-libxml2 | 2.9.13-14.el9_8.4 |
| amazon linux 2 | libxml2 | 2.9.1-6.amzn2.5.25 |
| amazon linux 2 | libxml2-debuginfo | 2.9.1-6.amzn2.5.25 |
| amazon linux 2 | libxml2-devel | 2.9.1-6.amzn2.5.25 |
| amazon linux 2 | libxml2-python | 2.9.1-6.amzn2.5.25 |
| amazon linux 2 | libxml2-static | 2.9.1-6.amzn2.5.25 |
| amazon linux 2023 | libxml2 | 2.10.4-1.amzn2023.0.19 |
| amazon linux 2023 | libxml2-debuginfo | 2.10.4-1.amzn2023.0.19 |
| amazon linux 2023 | libxml2-debugsource | 2.10.4-1.amzn2023.0.19 |
| amazon linux 2023 | libxml2-devel | 2.10.4-1.amzn2023.0.19 |
| amazon linux 2023 | libxml2-static | 2.10.4-1.amzn2023.0.19 |
| amazon linux 2023 | python3-libxml2 | 2.10.4-1.amzn2023.0.19 |
| amazon linux 2023 | python3-libxml2-debuginfo | 2.10.4-1.amzn2023.0.19 |
| debian 11 | libxml2 | kein Fix angegeben |
| debian 12 | libxml2 | kein Fix angegeben |
| debian 13 | libxml2 | kein Fix angegeben |
| debian 14 | libxml2 | 2.14.5+dfsg-0.1 |
| echo | libxml2 | 2.12.7+dfsg+really2.9.14-2.1+deb13u2+e8 |
| echo | libxml2-2.11.7 | 2.11.7+e1 |
| echo | libxml2-2.15.3 | 2.15.3+e1 |
| echo | libxml2-2.9.1 | 2.9.1+e1 |
| julia::Julia Ecosystem Security Advisories | XML2_jll | 2.11.5+0 |
| Oracle Linux 8 | libxml2 | 2.9.7-21.el8_10.8 |
| Oracle Linux 8 | libxml2-devel | 2.9.7-21.el8_10.8 |
| Oracle Linux 8 | python3-libxml2 | 2.9.7-21.el8_10.8 |
| Oracle Linux 9 | libxml2 | 2.9.13-14.el9_8.4 |
| Oracle Linux 9 | libxml2-devel | 2.9.13-14.el9_8.4 |
| Oracle Linux 9 | python3-libxml2 | 2.9.13-14.el9_8.4 |
| rapidfort alma 9 | libxml2 | 0:2.9.13-14.el9_8.4 |
| rapidfort alma 9 | libxml2-devel | 2.9.13-14.el9_8.4 |
| rapidfort alma 9 | python3-libxml2 | 2.9.13-14.el9_8.4 |
| rapidfort amazon linux | rf-libxml2 | 2.10.4-13.rfal |
| rapidfort amazon linux | rf-libxml2-devel | 2.10.4-13.rfal |
| rapidfort amazon linux | rf-libxml2-static | 2.10.4-13.rfal |
| rapidfort amazon linux | rf-python3-libxml2 | 2.10.4-13.rfal |
| rapidfort amazon linux 2023 | libxml2 | 0:2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | libxml2-devel | 2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | libxml2-static | 2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | python3-libxml2 | 2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | rf-libxml2 | 0:2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | rf-libxml2-devel | 2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | rf-libxml2-static | 2.10.4-1.amzn2023.0.19 |
| rapidfort amazon linux 2023 | rf-python3-libxml2 | 2.10.4-1.amzn2023.0.19 |
| rapidfort debian 12 | libxml2 | 0:2.14.5+dfsg-0.1 |
| rapidfort debian 12 | rf-libxml2 | 0:2.14.5+dfsg-0.1 |
| rapidfort debian 13 | libxml2 | 0:2.14.5+dfsg-0.1 |
| rapidfort debian 13 | rf-libxml2 | 0:2.14.5+dfsg-0.1 |
| rapidfort Oracle Linux 9 | libxml2 | 0:2.9.13-14.el9_8.4 |
| rapidfort Oracle Linux 9 | libxml2-devel | 0:2.9.13-14.el9_8.4 |
| rapidfort Oracle Linux 9 | python3-libxml2 | 0:2.9.13-14.el9_8.4 |
| rapidfort rocky 9 | libxml2 | 0:2.9.13-14.el9_8.4 |
| rapidfort rocky 9 | libxml2-devel | 0:2.9.13-14.el9_8.4 |
| rapidfort rocky 9 | python3-libxml2 | 0:2.9.13-14.el9_8.4 |
| rapidfort ubuntu 20.04 | libxml2 | 0:2.9.13+dfsg-1ubuntu0.12, 0:2.9.14+dfsg-1.3ubuntu3.8 |
| rapidfort ubuntu 20.04 | rf-libxml2 | 0:2.9.13+dfsg-1ubuntu0.12, 0:2.9.14+dfsg-1.3ubuntu3.8 |
| rapidfort ubuntu 22.04 | libxml2 | 0:2.9.13+dfsg-1ubuntu0.12, 0:2.9.14+dfsg-1.3ubuntu3.8 |
| rapidfort ubuntu 22.04 | rf-libxml2 | 0:2.9.13+dfsg-1ubuntu0.12, 0:2.9.14+dfsg-1.3ubuntu3.8 |
| rapidfort ubuntu 24.04 | libxml2 | 0:2.9.13+dfsg-1ubuntu0.12, 0:2.9.14+dfsg-1.3ubuntu3.8 |
| rapidfort ubuntu 24.04 | rf-libxml2 | 0:2.9.13+dfsg-1ubuntu0.12, 0:2.9.14+dfsg-1.3ubuntu3.8 |
| Red Hat | openshift/ose-rhel-coreos-8 | kein Fix angegeben |
| Red Hat | openshift/ose-rhel-coreos-9 | kein Fix angegeben |
| rocky 8 | libxml2 | 2.9.7-21.el8_10.8 |
| rocky 8 | python3-libxml2 | 2.9.7-21.el8_10.8 |
| rocky 9 | libxml2 | 2.9.13-14.el9_8.4 |
| rocky 9 | python3-libxml2 | 2.9.13-14.el9_8.4 |
| seal debian | libxml2 | 2.9.14+dfsg-1.3~deb12u4+sp999 |
| seal debian | seal-libxml2 | 2.9.14+dfsg-1.3~deb12u4+sp999 |
| seal Red Hat 6 | libxml2 | 2.7.6-21.el6_8.1+sp999 |
| seal Red Hat 6 | seal-libxml2 | 2.7.6-21.el6_8.1+sp999 |
| seal Red Hat 7 | libxml2 | 2.9.1-6.el7_9.6+sp999 |
| seal Red Hat 7 | seal-libxml2 | 2.9.1-6.el7_9.6+sp999 |
| seal Red Hat 8 | libxml2 | 2.9.7-18.el8_10.1+sp4 |
| seal Red Hat 8 | seal-libxml2 | 2.9.7-18.el8_10.1+sp4 |
| seal Red Hat 9 | libxml2 | 2.9.13-6.el9_4+sp999 |
| seal Red Hat 9 | seal-libxml2 | 2.9.13-6.el9_4+sp999 |
| ubuntu 22.04 | libxml2 | 2.9.13+dfsg-1ubuntu0.12 |
| ubuntu 24.04 | libxml2 | 2.9.14+dfsg-1.3ubuntu3.8 |
Referenzen
- https://access.redhat.com/errata/RHSA-2026:61247
- https://access.redhat.com/security/cve/CVE-2026-6653
- https://bugs.launchpad.net/ubuntu/+source/libxml2/+bug/2141260
- https://bugzilla.redhat.com/2491354
- https://bugzilla.redhat.com/2494191
- https://bugzilla.redhat.com/show_bug.cgi?id=2491354
- https://bugzilla.redhat.com/show_bug.cgi?id=2494191
- https://creativecommons.org/licenses/by/4.0/
Alle 18 Referenzen
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-11979
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2026-6653
- https://errata.almalinux.org/9/ALSA-2026-61247.html
- https://errata.rockylinux.org/RLSA-2026:61247
- https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1058
- https://linux.oracle.com/cve/CVE-2026-6653.html
- https://linux.oracle.com/errata/ELSA-2026-69655.html
- https://nvd.nist.gov/vuln/detail/CVE-2026-6653
- https://ubuntu.com/security/notices/USN-8456-1
- https://www.cve.org/CVERecord?id=CVE-2026-6653