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The xmlParseXMLDecl function in parser.c in libxml2 before 2.9.3 allows context-dependent attackers to obtain sensitive information via an (1) unterminated encoding value or (2) incomplete XML declaration in XML data, which triggers an out-of-bounds heap read.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade libxml2 | Aug 30, 2017 | Dec 15, 2015 |
| Amazon Linux Ami 2 | — | Upgrade libxml2-develUpgrade libxml2Upgrade libxml2-debuginfoUpgrade libxml2-pythonUpgrade libxml2-static | Apr 27, 2020 | Dec 15, 2015 |
| Apple Itunes | — | Upgrade Apple iTunes to the latest version | Jun 5, 2017 | Jul 18, 2016 |
| Apple Osx Libxml2 | — | Apply OS X security update 2016-004Upgrade macOS to the latest version | Jun 6, 2017 | Dec 15, 2015 |
| Centos_linux | — | Upgrade libxml2-develUpgrade libxml2Upgrade libxml2-staticUpgrade libxml2-python | Dec 1, 2016 | Dec 15, 2015 |
| Debian | — | Upgrade libxml2 | Jan 4, 2016 | Dec 15, 2015 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Feb 15, 2016 |
| Oracle Solaris | — | Upgrade library/python/libxml2-34 to version 2.9.3-0.175.3.5.0.2.0 on Solaris 11.3Upgrade library/python/libxml2-27 to version 2.9.3-0.175.3.5.0.2.0 on Solaris 11.3Upgrade library/libxml2 to version 2.9.3-0.175.3.5.0.2.0 on Solaris 11.3Upgrade library/python/libxml2-26 to version 2.9.3-0.175.3.5.0.2.0 on Solaris 11.3 | May 29, 2017 | Dec 15, 2015 |
| Oracle_linux | — | Upgrade libxml2Upgrade libxml2-staticUpgrade libxml2-pythonUpgrade libxml2-devel | Oct 16, 2024 | Dec 15, 2015 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 29, 2015 |
| Suse | — | Upgrade python-libxml2Upgrade libxml2-docUpgrade libxml2Upgrade libxml2-devel-32bitUpgrade sles12-docker-imageUpgrade libxml2-x86Upgrade libxml2-32bitUpgrade libxml2-2-32bitUpgrade libxml2-toolsUpgrade ruby2.5-rubygem-nokogiriUpgrade libxml2-pythonUpgrade libxml2-2Upgrade libxml2-devel | Jan 4, 2016 | Dec 15, 2015 |
| Ubuntu | — | Upgrade libxml2 | Dec 14, 2015 | Dec 14, 2015 |
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