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CVE-2021-31229 PUBLISHED

An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd() performs incorrect memory handling while parsing crafted XML files, which leads to an out-of-bounds write of a one byte constant.

EPSS 1.85% · 82.9th percentile

Risk Scores

EPSS Score
1.85%
82.9th percentile

Affected Products

VendorProductVersions
Ubuntu:18.04:LTSscilab5.5.2-6, 6.0.0-1, 6.0.1-7ubuntu1~18.04.2
Ubuntu:22.04:LTSscilab6.1.1+dfsg2-3ubuntu1, 0, 6.1.0+dfsg1-7
Ubuntu:22.04:LTSnetcdf1:4.7.4-1build1, 0, 1:4.8.1-1
Ubuntu:20.04:LTSnetcdf0, 1:4.7.3-1, 1:4.6.2-1build1
Ubuntu:22.04:LTSnavit0.5.6+dfsg.1-1, 0, 0.5.5+dfsg.1-2build1
Ubuntu:25.10scilab0, 2024.1.0+dfsg-6build5, 2024.1.0+dfsg-6ubuntu3
Ubuntu:18.04:LTSnavit0, 0.5.0+dfsg.1-2, 0.5.0+dfsg.1-2build1
Ubuntu:Pro:16.04:LTSscilab0, 5.5.2-1ubuntu1, 5.5.2-2ubuntu1
Ubuntu:24.04:LTSnavit0, 0.5.6+dfsg.1-2build1, 0.5.6+dfsg.1-2build3
Ubuntu:25.10navit0.5.6+dfsg.1-4, 0, 0.5.6+dfsg.1-4build1
Ubuntu:20.04:LTSnavit0.5.3+dfsg.1-2ubuntu3, 0.5.4+dfsg.1-2, 0.5.4+dfsg.1-1
Ubuntu:16.04:LTSnavit0.5.0+dfsg.1-1build1, 0, 0.5.0~svn5900+dfsg.1-1
Ubuntu:20.04:LTSscilab6.0.2-0ubuntu2, 0, 6.0.2-0ubuntu3
Ubuntu:24.04:LTSmapcache1.14.0-2build2, 1.14.0-4build1, 1.14.0-4build2
Ubuntu:20.04:LTSnetcdf-parallel0, 1:4.6.2-1
Ubuntu:22.04:LTSnetcdf-parallel0, 1:4.7.4-1, 1:4.8.1-2
Ubuntu:18.04:LTSmapcache1.6.0-2, 1.6.1-1, 0
Ubuntu:25.10mapcache0, 1.14.1-1build1, 1.14.1-3
Ubuntu:20.04:LTSmapcache1.8.0-1, 1.10.0-1, 0
Ubuntu:24.04:LTSscilab2024.0.0+dfsg-5build3, *, 0

…and 2 more

Timeline

References

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