Unrated severityNVD Advisory· Published Feb 16, 2022· Updated May 5, 2025
CVE-2022-25236
CVE-2022-25236
Description
xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
95- Expat/libexpatdescription
- Range: <2.4.5
- osv-coords93 versionspkg:rpm/almalinux/expatpkg:rpm/almalinux/expat-develpkg:rpm/almalinux/firefoxpkg:rpm/almalinux/mingw32-expatpkg:rpm/almalinux/mingw64-expatpkg:rpm/almalinux/thunderbirdpkg:rpm/opensuse/expat&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/expat&distro=openSUSE%20Leap%2015.4pkg:rpm/opensuse/expat&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python310&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python311-core&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python311&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python311&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python311-documentation&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python312&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python313&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python314&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python315&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python38&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python39-core&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python39&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/python39&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python39-documentation&distro=openSUSE%20Leap%2015.5pkg:rpm/suse/expat&distro=HPE%20Helion%20OpenStack%208pkg:rpm/suse/expat&distro=SUSE%20Enterprise%20Storage%206pkg:rpm/suse/expat&distro=SUSE%20Enterprise%20Storage%207pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-ESPOSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Micro%205.0pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP3pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP4pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Real%20Time%2015%20SP2pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2-BCLpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-BCLpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP3-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP4-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-BCLpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP1-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-BCLpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%2015-LTSSpkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP3pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP4pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP1pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/expat&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/expat&distro=SUSE%20Manager%20Proxy%204.1pkg:rpm/suse/expat&distro=SUSE%20Manager%20Retail%20Branch%20Server%204.1pkg:rpm/suse/expat&distro=SUSE%20Manager%20Server%204.1pkg:rpm/suse/expat&distro=SUSE%20OpenStack%20Cloud%208pkg:rpm/suse/expat&distro=SUSE%20OpenStack%20Cloud%209pkg:rpm/suse/expat&distro=SUSE%20OpenStack%20Cloud%20Crowbar%208pkg:rpm/suse/expat&distro=SUSE%20OpenStack%20Cloud%20Crowbar%209pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP4pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP5pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/python311-core&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Public%20Cloud%2015%20SP4pkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP5pkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/python311&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/python311&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/python311&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/python311-documentation&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/python311-documentation&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/python311-documentation&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP5pkg:rpm/suse/python311-documentation&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/python311-documentation&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/python39-core&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/python39-core&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/python39-core&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/python39-core&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/python39&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/python39&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/python39&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/python39&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3
< 2.2.5-8.el8_6.2+ 92 more
- (no CPE)range: < 2.2.5-8.el8_6.2
- (no CPE)range: < 2.2.5-8.el8_6.2
- (no CPE)range: < 91.7.0-3.el8_5.alma
- (no CPE)range: < 2.4.8-1.el8
- (no CPE)range: < 2.4.8-1.el8
- (no CPE)range: < 91.7.0-2.el8_5.alma
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.4.4-150400.3.6.9
- (no CPE)range: < 2.4.6-1.1
- (no CPE)range: < 3.10.5-2.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.0rc2-1.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.12.0a7-1.1
- (no CPE)range: < 3.13.0~b3-1.1
- (no CPE)range: < 3.14.0~a1-1.1
- (no CPE)range: < 3.15.0~a1-1.1
- (no CPE)range: < 3.8.14-1.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.13-2.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.19.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.4.4-150400.3.6.9
- (no CPE)range: < 2.0.1-88.42.18.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.0.1-88.42.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.2.5-3.15.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 2.1.0-21.18.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-3.1
- (no CPE)range: < 3.11.12-slfo.1.1_1.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-3.1
- (no CPE)range: < 3.11.12-slfo.1.1_1.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.11.8-150400.9.23.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
- (no CPE)range: < 3.9.18-150300.4.38.1
Patches
Vulnerability mechanics
References
11- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3UFRBA3UQVIQKXTBUQXDWQOVWNBKLERU/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Y27XO3JMKAOMQZVPS3B4MJGEAHCZF5OM/mitrevendor-advisoryx_refsource_FEDORA
- security.gentoo.org/glsa/202209-24mitrevendor-advisoryx_refsource_GENTOO
- www.debian.org/security/2022/dsa-5085mitrevendor-advisoryx_refsource_DEBIAN
- packetstormsecurity.com/files/167238/Zoom-XMPP-Stanza-Smuggling-Remote-Code-Execution.htmlmitrex_refsource_MISC
- www.openwall.com/lists/oss-security/2022/02/19/1mitremailing-listx_refsource_MLIST
- cert-portal.siemens.com/productcert/pdf/ssa-484086.pdfmitrex_refsource_CONFIRM
- github.com/libexpat/libexpat/pull/561mitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2022/03/msg00007.htmlmitremailing-listx_refsource_MLIST
- security.netapp.com/advisory/ntap-20220303-0008/mitrex_refsource_CONFIRM
- www.oracle.com/security-alerts/cpuapr2022.htmlmitrex_refsource_MISC
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