Updated: 2026-02-08 03:17:49.061832
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.
| Links | NIST | CIRCL | RHEL | Ubuntu |
| Severity | Score | |
|---|---|---|
| CVSS Version 2.x | NONE | 0.0 |
| CVSS Version 3.x | HIGH | 7.5 |
| OS name | Project name | Version | Score | Severity | Status | Errata | Last updated | Statement |
|---|---|---|---|---|---|---|---|---|
| AlmaLinux 9.2 ESU | libxml2 | 2.9.13 | 7.5 | HIGH | Released | CLSA-2025:1752747463 | 2025-07-18 02:05:54 | |
| Alpine Linux 3.18 ELS | libxml2 | 2.11.8 | 7.5 | HIGH | Released | CLSA-2025:1766049056 | 2025-12-19 04:59:36 | |
| CentOS 6 ELS | libxml2 | 2.7.6 | 7.5 | HIGH | Released | CLSA-2025:1759336759 | 2025-10-13 19:19:13 | |
| CentOS 7 ELS | libxml2 | 2.9.1 | 7.5 | HIGH | Released | CLSA-2025:1757427923 | 2025-09-24 17:03:16 | |
| CentOS 8.4 ELS | libxml2 | 2.9.7-9 | 7.5 | HIGH | Released | CLSA-2025:1752654760 | 2025-07-17 03:00:11 | |
| CentOS 8.5 ELS | libxml2 | 2.9.7-9 | 7.5 | HIGH | Released | CLSA-2025:1752655171 | 2025-07-17 03:00:10 | |
| CentOS Stream 8 ELS | libxml2 | 2.9.7 | 7.5 | HIGH | Released | CLSA-2025:1752654590 | 2025-07-17 03:00:12 | |
| CloudLinux 7 ELS | libxml2 | 2.9.1 | 7.5 | HIGH | Released | CLSA-2025:1757428021 | 2025-09-23 18:40:20 | |
| Oracle Linux 6 ELS | libxml2 | 2.7.6 | 7.5 | HIGH | Released | CLSA-2025:1759332050 | 2025-10-02 01:22:03 | |
| Oracle Linux 7 ELS | libxml2 | 2.9.1 | 7.5 | HIGH | Released | CLSA-2025:1757415450 | 2025-09-09 15:28:16 |