Vulnerabilities
Misconfiguration
Compliance
CVE Vulnerabilities

CVE-2021-30485

NULL Pointer Dereference

Published: Apr 11, 2021 | Modified: Nov 21, 2024
CVSS 3.x
6.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS 2.x
4.3 MEDIUM
AV:N/AC:M/Au:N/C:N/I:N/A:P
RedHat/V2
RedHat/V3
Ubuntu
LOW
Vulnerability-free packages from our partners
root.io logo minimus.io logo echo.ai logo
Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2021-30485
CWEhttps://cwe.mitre.org/data/definitions/476.html

An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_internal_dtd(), while parsing a crafted XML file, performs incorrect memory handling, leading to a NULL pointer dereference while running strcmp() on a NULL pointer.

Weakness

The product dereferences a pointer that it expects to be valid but is NULL.

Affected Software

NameVendorStart VersionEnd Version
EzxmlEzxml_project0.8.6 (including)0.8.6 (including)
MapcacheUbuntubionic*
MapcacheUbuntudevel*
MapcacheUbuntuesm-apps/bionic*
MapcacheUbuntuesm-apps/focal*
MapcacheUbuntuesm-apps/jammy*
MapcacheUbuntuesm-apps/noble*
MapcacheUbuntuesm-apps/xenial*
MapcacheUbuntufocal*
MapcacheUbuntugroovy*
MapcacheUbuntuhirsute*
MapcacheUbuntuimpish*
MapcacheUbuntujammy*
MapcacheUbuntukinetic*
MapcacheUbuntulunar*
MapcacheUbuntumantic*
MapcacheUbuntunoble*
MapcacheUbuntuoracular*
MapcacheUbuntuplucky*
MapcacheUbuntuquesting*
MapcacheUbuntutrusty*
MapcacheUbuntuupstream*
MapcacheUbuntuxenial*
NavitUbuntubionic*
NavitUbuntufocal*
NavitUbuntugroovy*
NavitUbuntuhirsute*
NavitUbuntuimpish*
NavitUbuntukinetic*
NavitUbuntulunar*
NavitUbuntumantic*
NavitUbuntuoracular*
NavitUbuntuplucky*
NavitUbuntutrusty*
NavitUbuntuxenial*
NetcdfUbuntubionic*
NetcdfUbuntuesm-apps/focal*
NetcdfUbuntuesm-apps/jammy*
NetcdfUbuntufocal*
NetcdfUbuntugroovy*
NetcdfUbuntuhirsute*
NetcdfUbuntuimpish*
NetcdfUbuntujammy*
NetcdfUbuntukinetic*
NetcdfUbuntulunar*
NetcdfUbuntumantic*
NetcdfUbuntutrusty*
NetcdfUbuntutrusty/esm*
NetcdfUbuntuupstream*
NetcdfUbuntuxenial*
Netcdf-parallelUbuntuesm-apps/focal*
Netcdf-parallelUbuntuesm-apps/jammy*
Netcdf-parallelUbuntufocal*
Netcdf-parallelUbuntugroovy*
Netcdf-parallelUbuntuhirsute*
Netcdf-parallelUbuntuimpish*
Netcdf-parallelUbuntujammy*
Netcdf-parallelUbuntukinetic*
Netcdf-parallelUbuntulunar*
Netcdf-parallelUbuntumantic*
Netcdf-parallelUbuntuoracular*
Netcdf-parallelUbuntutrusty*
Netcdf-parallelUbuntuupstream*
Netcdf-parallelUbuntuxenial*
ScilabUbuntubionic*
ScilabUbuntudevel*
ScilabUbuntuesm-apps/bionic*
ScilabUbuntuesm-apps/focal*
ScilabUbuntuesm-apps/jammy*
ScilabUbuntuesm-apps/noble*
ScilabUbuntuesm-apps/xenial*
ScilabUbuntufocal*
ScilabUbuntugroovy*
ScilabUbuntuhirsute*
ScilabUbuntuimpish*
ScilabUbuntujammy*
ScilabUbuntukinetic*
ScilabUbuntulunar*
ScilabUbuntumantic*
ScilabUbuntunoble*
ScilabUbuntuoracular*
ScilabUbuntuplucky*
ScilabUbuntuquesting*
ScilabUbuntutrusty*
ScilabUbuntuxenial*

Potential Mitigations

References

Aqua Security is the largest pure-play cloud native security company, providing customers the freedom to innovate and run their businesses with minimal friction. The Aqua Cloud Native Security Platform provides prevention, detection, and response automation across the entire application lifecycle to secure the build, secure cloud infrastructure and secure running workloads wherever they are deployed.
Copyright © 2026 Aqua Security Software Ltd.   Privacy Policy | Terms of Use