High severity8.1NVD Advisory· Published Feb 8, 2021· Updated Jun 17, 2026
CVE-2021-26220
CVE-2021-26220
Description
The ezxml_toxml function in ezxml 0.8.6 and earlier is vulnerable to OOB write when opening XML file after exhausting the memory pool.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
59- ezXML/ezXMLdescription
- osv-coords57 versionspkg:rpm/opensuse/netcdf_4_6_1-gnu-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_6_1-gnu-mpich-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_6_1-gnu-mvapich2-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_6_1-gnu-openmpi1-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_6_1-gnu-openmpi2-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_3-gnu-hpc&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/netcdf_4_7_3-gnu-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_3-gnu-mpich-hpc&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/netcdf_4_7_3-gnu-mpich-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_3-gnu-mvapich2-hpc&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/netcdf_4_7_3-gnu-mvapich2-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_3-gnu-openmpi2-hpc&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/netcdf_4_7_3-gnu-openmpi2-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_3-gnu-openmpi3-hpc&distro=openSUSE%20Leap%2015.2pkg:rpm/opensuse/netcdf_4_7_3-gnu-openmpi3-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_4-gnu-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_4-gnu-mpich-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_4-gnu-mvapich2-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_4-gnu-openmpi2-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_4-gnu-openmpi3-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf_4_7_4-gnu-openmpi4-hpc&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf-openmpi2&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf-openmpi3&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf-openmpi4&distro=openSUSE%20Leap%2015.3pkg:rpm/opensuse/netcdf-openmpi&distro=openSUSE%20Leap%2015.3pkg:rpm/suse/netcdf_4_6_1-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-openmpi2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-openmpi2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP1-LTSSpkg:rpm/suse/netcdf_4_6_1-gnu-openmpi2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-ESPOSpkg:rpm/suse/netcdf_4_6_1-gnu-openmpi2-hpc&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015-LTSSpkg:rpm/suse/netcdf_4_7_3-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP2pkg:rpm/suse/netcdf_4_7_3-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP2pkg:rpm/suse/netcdf_4_7_3-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP2pkg:rpm/suse/netcdf_4_7_3-gnu-openmpi2-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP2pkg:rpm/suse/netcdf_4_7_3-gnu-openmpi3-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP2pkg:rpm/suse/netcdf_4_7_4-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-mpich-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-mvapich2-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-openmpi3-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-openmpi3-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-openmpi4-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20HPC%2015%20SP3pkg:rpm/suse/netcdf_4_7_4-gnu-openmpi4-hpc&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Package%20Hub%2015%20SP3
< 4.6.1-10.7.2+ 56 more
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.7.3-lp152.2.6.1
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-lp152.2.6.1
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-lp152.2.6.1
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-lp152.2.6.1
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-lp152.2.6.1
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-10.7.2
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.6.1-5.7.1
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.3-3.7.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
- (no CPE)range: < 4.7.4-4.3.2
Patches
Vulnerability mechanics
References
1- sourceforge.net/p/ezxml/bugs/23/nvdExploitThird Party Advisory
News mentions
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