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libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode

🗓️ 20 Apr 2022 19:44:47Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 7 Views

XML library null pointer dereference during recovery mode validation of mixed content causes crashes.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: IBM RackSwitch firmware products are affected by vulnerabilities in Libxml2
7 Dec 202323:00
–ibm
IBM Security Bulletins		Security Bulletin: IBM Flex System switch firmware products are affected by vulnerabilities in Libxml2
7 Dec 202323:00
–ibm
IBM Security Bulletins		Security Bulletin: Cloud Pak for Security uses packages that are vulnerable to several CVEs
19 Oct 202115:38
–ibm
IBM Security Bulletins		Security Bulletin: Multiple security vulnerabilities fixed in Cloud Pak for Automation components
19 Jan 202216:26
–ibm
IBM Security Bulletins		Security Bulletin: Vulnerabilities in libxml2 may affect IBM Storage Archive
26 Aug 202522:21
–ibm
IBM Security Bulletins		Security Bulletin: Multiple Security Vulnerabilities fixed in IBM Security Verify Access
7 Jan 202200:24
–ibm
ATTACKERKB		CVE-2021-3537
14 May 202120:15
–attackerkb
Tenable Nessus		Amazon Linux 2 : libxml2 (ALAS-2021-1677)
1 Jul 202100:00
–nessus
Tenable Nessus		Amazon Linux AMI : libxml2 (ALAS-2023-1743)
4 May 202300:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0047: libxml2 (ALINUX3-SA-2021:0047)
14 May 202500:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8x86_64jbcs-httpd24-apr-util0:1.6.1-91.el8jbcsjbcs-httpd24-apr-util-0:1.6.1-91.el8jbcs.x86_64.rpm
Red Hat Enterprise Linux7x86_64jbcs-httpd24-apr-util0:1.6.1-91.jbcs.el7jbcs-httpd24-apr-util-0:1.6.1-91.jbcs.el7.x86_64.rpm
Red Hat Enterprise Linux8x86_64jbcs-httpd24-apr-util-debuginfo0:1.6.1-91.el8jbcsjbcs-httpd24-apr-util-debuginfo-0:1.6.1-91.el8jbcs.x86_64.rpm
Red Hat Enterprise Linux7x86_64jbcs-httpd24-apr-util-debuginfo0:1.6.1-91.jbcs.el7jbcs-httpd24-apr-util-debuginfo-0:1.6.1-91.jbcs.el7.x86_64.rpm
Red Hat Enterprise Linux8x86_64jbcs-httpd24-apr-util-devel0:1.6.1-91.el8jbcsjbcs-httpd24-apr-util-devel-0:1.6.1-91.el8jbcs.x86_64.rpm
Red Hat Enterprise Linux7x86_64jbcs-httpd24-apr-util-devel0:1.6.1-91.jbcs.el7jbcs-httpd24-apr-util-devel-0:1.6.1-91.jbcs.el7.x86_64.rpm
Red Hat Enterprise Linux8x86_64jbcs-httpd24-apr-util-ldap0:1.6.1-91.el8jbcsjbcs-httpd24-apr-util-ldap-0:1.6.1-91.el8jbcs.x86_64.rpm
Red Hat Enterprise Linux7x86_64jbcs-httpd24-apr-util-ldap0:1.6.1-91.jbcs.el7jbcs-httpd24-apr-util-ldap-0:1.6.1-91.jbcs.el7.x86_64.rpm
Red Hat Enterprise Linux8x86_64jbcs-httpd24-apr-util-ldap-debuginfo0:1.6.1-91.el8jbcsjbcs-httpd24-apr-util-ldap-debuginfo-0:1.6.1-91.el8jbcs.x86_64.rpm
Red Hat Enterprise Linux8x86_64jbcs-httpd24-apr-util-mysql0:1.6.1-91.el8jbcsjbcs-httpd24-apr-util-mysql-0:1.6.1-91.el8jbcs.x86_64.rpm
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03 Jul 2026 11:48Current
7.1High risk
Vulners AI Score7.1
CVSS 24.3
CVSS 3.15.9
EPSS0.03503
CWE-476
extensible markup languagenull pointerdereferencerecovery modemixed contentvalidationuntrusted documentsavailability impact
7