Unrated severityNVD Advisory· Published Dec 24, 2019· Updated Dec 3, 2025
CVE-2019-19956
CVE-2019-19956
Description
xmlParseBalancedChunkMemoryRecover in parser.c in libxml2 before 2.9.10 has a memory leak related to newDoc->oldNs.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
20- libxml2/libxml2description
- Range: <2.9.10
- osv-coords18 versionspkg:rpm/opensuse/libxml2&distro=openSUSE%20Leap%2015.1pkg:rpm/opensuse/libxml2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/python-libxml2-python&distro=openSUSE%20Leap%2015.1pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP5pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSSpkg:rpm/suse/python-libxml2&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/python-libxml2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/python-libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP1pkg:rpm/suse/python-libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP2pkg:rpm/suse/python-libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%202%2015%20SP1pkg:rpm/suse/python-libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%202%2015%20SP2
< 2.9.7-lp151.5.9.1+ 17 more
- (no CPE)range: < 2.9.7-lp151.5.9.1
- (no CPE)range: < 2.9.12-1.2
- (no CPE)range: < 2.9.7-lp151.5.9.1
- (no CPE)range: < 2.9.7-3.19.8
- (no CPE)range: < 2.9.7-3.22.1
- (no CPE)range: < 2.7.6-0.77.36.1
- (no CPE)range: < 2.7.6-0.77.36.1
- (no CPE)range: < 2.9.4-46.34.1
- (no CPE)range: < 2.9.4-46.34.1
- (no CPE)range: < 2.9.4-46.34.1
- (no CPE)range: < 2.7.6-0.77.36.1
- (no CPE)range: < 2.7.6-0.77.36.1
- (no CPE)range: < 2.9.4-46.34.1
- (no CPE)range: < 2.9.4-46.34.1
- (no CPE)range: < 2.9.7-3.19.10
- (no CPE)range: < 2.9.7-3.22.1
- (no CPE)range: < 2.9.7-3.19.10
- (no CPE)range: < 2.9.7-3.22.1
Patches
Vulnerability mechanics
References
12- lists.opensuse.org/opensuse-security-announce/2020-05/msg00047.htmlmitrevendor-advisoryx_refsource_SUSE
- lists.opensuse.org/opensuse-security-announce/2020-06/msg00005.htmlmitrevendor-advisoryx_refsource_SUSE
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5R55ZR52RMBX24TQTWHCIWKJVRV6YAWI/mitrevendor-advisoryx_refsource_FEDORA
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/JDPF3AAVKUAKDYFMFKSIQSVVS3EEFPQH/mitrevendor-advisoryx_refsource_FEDORA
- usn.ubuntu.com/4274-1/mitrevendor-advisoryx_refsource_UBUNTU
- cert-portal.siemens.com/productcert/pdf/ssa-292794.pdfmitrex_refsource_CONFIRM
- gitlab.gnome.org/GNOME/libxml2/commit/5a02583c7e683896d84878bd90641d8d9b0d0549mitrex_refsource_MISC
- lists.debian.org/debian-lts-announce/2019/12/msg00032.htmlmitremailing-listx_refsource_MLIST
- lists.debian.org/debian-lts-announce/2020/09/msg00009.htmlmitremailing-listx_refsource_MLIST
- security.netapp.com/advisory/ntap-20200114-0002/mitrex_refsource_CONFIRM
- us-cert.cisa.gov/ics/advisories/icsa-21-103-08mitrex_refsource_CONFIRM
- www.oracle.com/security-alerts/cpujul2020.htmlmitrex_refsource_MISC
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