CVE-2010-4657

HIGH

PHP < 5.4.4 - Memory Leak via xmlTextWriterWriteAttribute

Title source: llm
STIX 2.1

Description

PHP5 before 5.4.4 allows passing invalid utf-8 strings via the xmlTextWriterWriteAttribute, which are then misparsed by libxml2. This results in memory leak into the resulting output.

References (4)

Core 4
Core References
Third Party Advisory x_refsource_misc
https://security-tracker.debian.org/tracker/CVE-2010-4657
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2010-4657
Third Party Advisory x_refsource_misc
https://access.redhat.com/security/cve/cve-2010-4657
Third Party Advisory x_refsource_misc
https://bugs.launchpad.net/php/%2Bbug/655442

Scores

CVSS v3 7.5
EPSS 0.0157
EPSS Percentile 81.8%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Details

CWE
CWE-772
Status published
Products (4)
debian/debian_linux 8.0
php/php 5.0.0 - 5.4.4
redhat/enterprise_linux 5.0
redhat/enterprise_linux 6.0
Published Nov 13, 2019
Tracked Since Feb 18, 2026