CVE-2021-30485

MEDIUM

libezxml.a <0.8.6 - Memory Corruption

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://sourceforge.net/p/ezxml/bugs/25/
Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/07/msg00005.html

Scores

CVSS v3 6.5
EPSS 0.0121
EPSS Percentile 64.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (2)
debian/debian_linux 9.0
ezxml_project/ezxml 0.8.6
Published Apr 11, 2021
Tracked Since Feb 18, 2026