Heap-based buffer overflow in the xmlStrncat function in libxml2 before 2.9.4, as used in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted XML document.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
- CVSS 3.0 Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon_linux | — | amazon-linux-upgrade-libxml2 | Jul 14, 2016 | May 20, 2016 |
| Apple Osx Libxml2 | apple-osx-security-update-2016-003apple-osx-upgrade-latest | Jun 2, 2016 | May 20, 2016 | |
| Centos_linux | — | centos-upgrade-libxml2centos-upgrade-libxml2-develcentos-upgrade-libxml2-pythoncentos-upgrade-libxml2-static | Jul 22, 2016 | May 20, 2016 |
| Debian | debian-upgrade-libxml2 | Jun 3, 2016 | May 20, 2016 | |
| F5 Big Ip | f5-bigip-upgrade-latest | Jun 17, 2026 | Dec 20, 2016 | |
| Freebsd | freebsd-upgrade-package-libxml2 | Dec 10, 2025 | Aug 28, 2016 | |
| Oracle_linux | — | oracle-linux-upgrade-libxml2oracle-linux-upgrade-libxml2-develoracle-linux-upgrade-libxml2-pythonoracle-linux-upgrade-libxml2-static | Jun 23, 2016 | May 23, 2016 |
| Redhat_linux | — | redhat-upgrade-libxml2redhat-upgrade-libxml2-debuginforedhat-upgrade-libxml2-develredhat-upgrade-libxml2-pythonredhat-upgrade-libxml2-static | Jul 29, 2016 | May 20, 2016 |
| Suse | — | suse-upgrade-libxml2suse-upgrade-libxml2-2suse-upgrade-libxml2-2-32bitsuse-upgrade-libxml2-32bitsuse-upgrade-libxml2-develsuse-upgrade-libxml2-devel-32bitsuse-upgrade-libxml2-docsuse-upgrade-libxml2-pythonsuse-upgrade-libxml2-toolssuse-upgrade-libxml2-x86suse-upgrade-python-libxml2suse-upgrade-python2-libxml2-pythonsuse-upgrade-python3-libxml2-pythonsuse-upgrade-sles12-docker-imagesuse-upgrade-sles12sp1-docker-image | Jun 9, 2016 | May 20, 2016 |
| Ubuntu | ubuntu-upgrade-libxml2 | Jun 6, 2016 | May 20, 2016 |
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