CVE-2025-49795
Fixed in a distro release EPSS <1%CVSS 7.5
A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.
Products: GNOME libxml2, Red Hat Enterprise Linux 10, Red Hat JBoss Core Services 2.4.62.SP2, Red Hat Hardened Images, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Siemens RUGGEDCOM RST2428P
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux 10 | libxml2 | 2.12.5-7.el10_0 |
| AlmaLinux 10 | libxml2-devel | 2.12.5-7.el10_0 |
| AlmaLinux 10 | libxml2-static | 2.12.5-7.el10_0 |
| AlmaLinux 10 | python3-libxml2 | 2.12.5-7.el10_0 |
| Alpine 3.21 | libxml2 | 2.13.9-r0 |
| Alpine 3.22 | libxml2 | 2.13.9-r0 |
| Alpine 3.23 | libxml2 | 2.13.9-r0 |
| Alpine 3.24 | libxml2 | 2.13.9-r0 |
| Amazon Linux 2023 | libxml2 | 2.10.4-1.amzn2023.0.12 |
| Amazon Linux 2023 | libxml2-devel | 2.10.4-1.amzn2023.0.12 |
| Amazon Linux 2023 | libxml2-static | 2.10.4-1.amzn2023.0.12 |
| Amazon Linux 2023 | python3-libxml2 | 2.10.4-1.amzn2023.0.12 |
| Arch Linux | libxml2 | no fix |
| Red Hat Enterprise Linux 10.0 | libxml2 | 0:2.12.5-7.el10_0 |
| Red Hat Enterprise Linux 10.0 | libxml2-debuginfo | 0:2.12.5-7.el10_0 |
| Red Hat Enterprise Linux 10.0 | libxml2-debugsource | 0:2.12.5-7.el10_0 |
| Red Hat Enterprise Linux 10.0 | libxml2-devel | 0:2.12.5-7.el10_0 |
| Red Hat Enterprise Linux 10.0 | libxml2-static | 0:2.12.5-7.el10_0 |
| Red Hat Enterprise Linux 10.0 | python3-libxml2 | 0:2.12.5-7.el10_0 |
| Red Hat Enterprise Linux 10.0 | python3-libxml2-debuginfo | 0:2.12.5-7.el10_0 |
| Red Hat hummingbird 1 | libxml2 | 0:2.15.2-0.3.hum1 |
| Red Hat hummingbird 1 | libxml2-16 | 0:2.15.2-0.3.hum1 |
| Red Hat hummingbird 1 | libxml2-devel | 0:2.15.2-0.3.hum1 |
| Red Hat hummingbird 1 | libxml2-static | 0:2.15.2-0.3.hum1 |
| Red Hat hummingbird 1 | python3-libxml2 | 0:2.15.2-0.3.hum1 |
| Rocky Linux 10 | libxml2 | 0:2.12.5-7.el10_0 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | libxml2 | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | libxml2 | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Micro 5.5 | libxml2 | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Micro 5.5 | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP6 | libxml2 | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP6 | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP7 | libxml2 | 2.12.10-150700.4.3.1 |
| SUSE Linux Enterprise Module for Basesystem 15 SP7 | libxml2-python | 2.12.10-150700.4.3.1 |
| SUSE Linux Enterprise Module for Python 3 15 SP6 | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Module for Python 3 15 SP7 | libxml2-python | 2.12.10-150700.4.3.1 |
| SUSE Linux Enterprise Server 15 SP5-LTSS | libxml2 | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Server 15 SP5-LTSS | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | libxml2 | 2.10.3-150500.5.29.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | libxml2-python | 2.10.3-150500.5.29.1 |
| SUSE Linux Micro 6.0 | libxml2 | 2.11.6-10.1 |
| SUSE Linux Micro 6.1 | libxml2 | 2.11.6-slfo.1.1_6.1 |
| Ubuntu 25.10 | libxml2 | 2.14.5+dfsg-0.2 |
| openSUSE Leap 15.6 | libxml2 | 2.10.3-150500.5.29.1 |
| openSUSE Leap 15.6 | libxml2-python | 2.10.3-150500.5.29.1 |
| openSUSE Tumbleweed | libxml2 | 2.13.8-2.1 |