NULL Pointer Dereference Affecting libxml2 package, versions <0:2.9.7-9.el8_4.2
Snyk CVSS
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Test your applications- Snyk ID SNYK-CENTOS8-LIBXML2-2112072
- published 26 Jul 2021
- disclosed 1 May 2021
Introduced: 1 May 2021
CVE-2021-3537 Open this link in a new tabHow to fix?
Upgrade Centos:8
libxml2
to version 0:2.9.7-9.el8_4.2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libxml2
package and not the libxml2
package as distributed by Centos:8
.
See How to fix?
for Centos:8
relevant fixed versions and status.
A vulnerability found in libxml2 in versions before 2.9.11 shows that it did not propagate errors while parsing XML mixed content, causing a NULL dereference. If an untrusted XML document was parsed in recovery mode and post-validated, the flaw could be used to crash the application. The highest threat from this vulnerability is to system availability.