Description
A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.
CVSS Metrics
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- network
- Complexity
- low
- Privileges
- none
- User Action
- none
- Scope
- unchanged
- Confidentiality
- none
- Integrity
- none
- Availability
- high
- Weaknesses
- CWE-190CWE-787
Metadata
- Primary Vendor
- XMLSOFT
- Published
- 6/12/2025
- Last Modified
- 2/6/2026
- Source
- NIST NVD
- Note: Verify all details with official vendor sources before applying patches.
Affected Products
xmlsoft : libxml2redhat : jboss_core_servicesredhat : openshift_container_platformredhat : openshift_container_platformredhat : openshift_container_platformredhat : openshift_container_platformredhat : openshift_container_platformredhat : openshift_container_platformredhat : openshift_container_platformredhat : openshift_container_platform_for_arm64redhat : openshift_container_platform_for_arm64redhat : openshift_container_platform_for_arm64redhat : openshift_container_platform_for_arm64redhat : openshift_container_platform_for_arm64redhat : openshift_container_platform_for_arm64redhat : openshift_container_platform_for_ibm_zredhat : openshift_container_platform_for_ibm_zredhat : openshift_container_platform_for_ibm_zredhat : openshift_container_platform_for_ibm_zredhat : openshift_container_platform_for_ibm_zredhat : openshift_container_platform_for_ibm_zredhat : openshift_container_platform_for_linuxoneredhat : openshift_container_platform_for_linuxoneredhat : openshift_container_platform_for_linuxoneredhat : openshift_container_platform_for_linuxoneredhat : openshift_container_platform_for_linuxoneredhat : openshift_container_platform_for_linuxoneredhat : openshift_container_platform_for_powerredhat : openshift_container_platform_for_powerredhat : openshift_container_platform_for_powerredhat : openshift_container_platform_for_powerredhat : openshift_container_platform_for_powerredhat : openshift_container_platform_for_powerredhat : enterprise_linuxredhat : enterprise_linuxredhat : enterprise_linuxredhat : enterprise_linux_eusredhat : enterprise_linux_eusredhat : enterprise_linux_eusredhat : enterprise_linux_eusredhat : enterprise_linux_eusredhat : enterprise_linux_eusredhat : enterprise_linux_for_arm_64redhat : enterprise_linux_for_arm_64redhat : enterprise_linux_for_arm_64redhat : enterprise_linux_for_arm_64redhat : enterprise_linux_for_arm_64_eusredhat : enterprise_linux_for_arm_64_eusredhat : enterprise_linux_for_arm_64_eusredhat : enterprise_linux_for_ibm_z_systemsredhat : enterprise_linux_for_ibm_z_systemsredhat : enterprise_linux_for_ibm_z_systemsredhat : enterprise_linux_for_ibm_z_systems_eusredhat : enterprise_linux_for_ibm_z_systems_eusredhat : enterprise_linux_for_ibm_z_systems_eusredhat : enterprise_linux_for_ibm_z_systems_eusredhat : enterprise_linux_for_power_little_endianredhat : enterprise_linux_for_power_little_endianredhat : enterprise_linux_for_power_little_endianredhat : enterprise_linux_for_power_little_endian_eusredhat : enterprise_linux_for_power_little_endian_eusredhat : enterprise_linux_for_power_little_endian_eusredhat : enterprise_linux_serverredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_ausredhat : enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutionsredhat : enterprise_linux_server_tusredhat : in-vehicle_operating_system
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