# CVE-2025-32415: libxml2: In libxml2 before 2.13.8 and 2.14.x before 2.14.2,xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based bufferu...

CVE-2025-32415 is fixed in 11 products on 1 platform, first by RHSA-2025:13429, released April 17, 2025. It is not reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/cve/CVE-2025-32415
- Priority: High
- CVSS: 7.5 (Medium)
- EPSS: 0.0059
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: Apr 17, 2025

## Description

In libxml2 before 2.13.8 and 2.14.x before 2.14.2,xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based bufferunder-read. To exploit this, a crafted XML document must be validatedagainst an XML schema with certain identity constraints, or a crafted XMLschema must be used.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libxml2 Debian 12.15 (bookworm) | 2.9.14+dfsg-1.3~deb12u2 | [DEBIAN-CVE-2025-32415](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32415.md) | Apr 17, 2025 |
| Linux | libxml2 Debian 13.5 (trixie) | 2.12.7+dfsg+really2.9.14-1 | [DEBIAN-CVE-2025-32415](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32415.md) | Apr 17, 2025 |
| Linux | libxml2 Debian 14 | 2.12.7+dfsg+really2.9.14-1 | [DEBIAN-CVE-2025-32415](https://patchblox.com/security/data/fix/linux/debian-cve-2025-32415.md) | Apr 17, 2025 |
| Linux | libxml2 RHEL 10 | 2.12.5-9.el10_0 | [RHSA-2025:13429](https://patchblox.com/security/data/fix/linux/rhsa-2025-13429.md) | Apr 17, 2025 |
| Linux | libxml2 RHEL 8 | 0:2.9.7-21.el8_10.3 | [RHSA-2025:13203](https://patchblox.com/security/data/fix/linux/rhsa-2025-13203.md) | Aug 6, 2025 |
| Linux | libxml2 RHEL 9 | 0:2.9.13-12.el9_6 | [RHSA-2025:13428](https://patchblox.com/security/data/fix/linux/rhsa-2025-13428.md) | Aug 7, 2025 |
| Linux | libxml2 Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm3 | [libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libxml2-2.9.4-dfsg1-6.1ubuntu1.9-esm3.md) | Apr 17, 2025 |
| Linux | libxml2 Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10 | [libxml2 2.9.10+dfsg-5ubuntu0.20.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libxml2-2.9.10-dfsg-5ubuntu0.20.04.10.md) | Apr 17, 2025 |
| Linux | libxml2 Ubuntu 22.04.1 LTS (jammy) | 2.9.13+dfsg-1ubuntu0.7 | [libxml2 2.9.13+dfsg-1ubuntu0.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libxml2-2.9.13-dfsg-1ubuntu0.7.md) | Apr 17, 2025 |
| Linux | libxml2 Ubuntu 24.04.5 LTS (noble) | 2.9.14+dfsg-1.3ubuntu3.3 | [libxml2 2.9.14+dfsg-1.3ubuntu3.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libxml2-2.9.14-dfsg-1.3ubuntu3.3.md) | Apr 17, 2025 |
| Linux | libxml2 Ubuntu 24.10 (oracular) | 2.12.7+dfsg-3ubuntu0.3 | [libxml2 2.12.7+dfsg-3ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libxml2-2.12.7-dfsg-3ubuntu0.3.md) | Jan 16, 2026 |
| Linux | libxml2 Ubuntu 25.04 (plucky) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 | [libxml2 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libxml2-2.12.7-dfsg-really2.9.14-0.4ubuntu0.1.md) | Jan 16, 2026 |
| Linux | libxml2 Ubuntu 25.10 (questing) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 | [libxml2 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libxml2-2.12.7-dfsg-really2.9.14-0.4ubuntu0.1.md) | Apr 17, 2025 |
| Linux | libxml2 almalinux 10 | 2.12.5-9.el10_0 | [ALSA-2025:13429](https://patchblox.com/security/data/fix/linux/alsa-2025-13429.md) | Aug 7, 2025 |
| Linux | libxml2 almalinux 8 | 2.9.7-21.el8_10.3 | [ALSA-2025:13203](https://patchblox.com/security/data/fix/linux/alsa-2025-13203.md) | Aug 6, 2025 |
| Linux | libxml2 almalinux 9 | 2.9.13-12.el9_6 | [ALSA-2025:13428](https://patchblox.com/security/data/fix/linux/alsa-2025-13428.md) | Aug 7, 2025 |
| Linux | libxml2 amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |
| Linux | libxml2 ol 10 | 0:2.12.5-9.el10_0 | [ELSA-2025-13429](https://patchblox.com/security/data/fix/linux/elsa-2025-13429.md) | Aug 8, 2025 |
| Linux | libxml2 ol 8 | 0:2.9.7-21.el8_10.3 | [ELSA-2025-13203](https://patchblox.com/security/data/fix/linux/elsa-2025-13203.md) | Aug 6, 2025 |
| Linux | libxml2 ol 9 | 0:2.9.13-12.el9_6 | [ELSA-2025-13428](https://patchblox.com/security/data/fix/linux/elsa-2025-13428.md) | Aug 7, 2025 |
| Linux | libxml2 opensuse-leap 15.6 | 2.10.3-150500.5.26.1 | [SUSE-SU-2025:1438-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1438-1.md) | May 2, 2025 |
| Linux | libxml2 rocky 10 | 0:2.12.5-9.el10_0 | [RLSA-2025:13429](https://patchblox.com/security/data/fix/linux/rlsa-2025-13429.md) | Oct 3, 2025 |
| Linux | libxml2 rocky 8 | 0:2.9.7-21.el8_10.3 | [RLSA-2025:13203](https://patchblox.com/security/data/fix/linux/rlsa-2025-13203.md) | Sep 8, 2025 |
| Linux | libxml2 rocky 9 | 0:2.9.13-12.el9_6 | [RLSA-2025:13428](https://patchblox.com/security/data/fix/linux/rlsa-2025-13428.md) | Oct 4, 2025 |
| Linux | libxml2 sles 15.6 | 2.10.3-150500.5.26.1 | [SUSE-SU-2025:1438-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1438-1.md) | May 2, 2025 |
| Linux | libxml2-debuginfo amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |
| Linux | libxml2-debugsource amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |
| Linux | libxml2-devel RHEL 8 | 0:2.9.7-21.el8_10.3 | [RHSA-2025:13203](https://patchblox.com/security/data/fix/linux/rhsa-2025-13203.md) | Aug 6, 2025 |
| Linux | libxml2-devel RHEL 9 | 0:2.9.13-12.el9_6 | [RHSA-2025:13428](https://patchblox.com/security/data/fix/linux/rhsa-2025-13428.md) | Aug 7, 2025 |
| Linux | libxml2-devel almalinux 10 | 2.12.5-9.el10_0 | [ALSA-2025:13429](https://patchblox.com/security/data/fix/linux/alsa-2025-13429.md) | Aug 7, 2025 |
| Linux | libxml2-devel almalinux 8 | 2.9.7-21.el8_10.3 | [ALSA-2025:13203](https://patchblox.com/security/data/fix/linux/alsa-2025-13203.md) | Aug 6, 2025 |
| Linux | libxml2-devel almalinux 9 | 2.9.13-12.el9_6 | [ALSA-2025:13428](https://patchblox.com/security/data/fix/linux/alsa-2025-13428.md) | Aug 7, 2025 |
| Linux | libxml2-devel amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |
| Linux | libxml2-devel ol 10 | 0:2.12.5-9.el10_0 | [ELSA-2025-13429](https://patchblox.com/security/data/fix/linux/elsa-2025-13429.md) | Aug 8, 2025 |
| Linux | libxml2-devel ol 8 | 0:2.9.7-21.el8_10.3 | [ELSA-2025-13203](https://patchblox.com/security/data/fix/linux/elsa-2025-13203.md) | Aug 6, 2025 |
| Linux | libxml2-devel ol 9 | 0:2.9.13-12.el9_6 | [ELSA-2025-13428](https://patchblox.com/security/data/fix/linux/elsa-2025-13428.md) | Aug 7, 2025 |
| Linux | libxml2-python opensuse-leap 15.6 | 2.10.3-150500.5.26.1 | [SUSE-SU-2025:1438-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1438-1.md) | May 2, 2025 |
| Linux | libxml2-python sles 15.6 | 2.10.3-150500.5.26.1 | [SUSE-SU-2025:1438-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1438-1.md) | May 2, 2025 |
| Linux | libxml2-static almalinux 10 | 2.12.5-9.el10_0 | [ALSA-2025:13429](https://patchblox.com/security/data/fix/linux/alsa-2025-13429.md) | Aug 7, 2025 |
| Linux | libxml2-static amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |
| Linux | libxml2-static ol 10 | 0:2.12.5-9.el10_0 | [ELSA-2025-13429](https://patchblox.com/security/data/fix/linux/elsa-2025-13429.md) | Aug 8, 2025 |
| Linux | libxml2-utils Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm3 | [libxml2-utils 2.9.4+dfsg1-6.1ubuntu1.9+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libxml2-utils-2.9.4-dfsg1-6.1ubuntu1.9-esm3.md) | Apr 17, 2025 |
| Linux | libxml2-utils Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10 | [libxml2-utils 2.9.10+dfsg-5ubuntu0.20.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libxml2-utils-2.9.10-dfsg-5ubuntu0.20.04.10.md) | Apr 17, 2025 |
| Linux | libxml2-utils Ubuntu 22.04.1 LTS (jammy) | 2.9.13+dfsg-1ubuntu0.7 | [libxml2-utils 2.9.13+dfsg-1ubuntu0.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libxml2-utils-2.9.13-dfsg-1ubuntu0.7.md) | Apr 17, 2025 |
| Linux | libxml2-utils Ubuntu 24.04.5 LTS (noble) | 2.9.14+dfsg-1.3ubuntu3.3 | [libxml2-utils 2.9.14+dfsg-1.3ubuntu3.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libxml2-utils-2.9.14-dfsg-1.3ubuntu3.3.md) | Apr 17, 2025 |
| Linux | libxml2-utils Ubuntu 24.10 (oracular) | 2.12.7+dfsg-3ubuntu0.3 | [libxml2-utils 2.12.7+dfsg-3ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-libxml2-utils-2.12.7-dfsg-3ubuntu0.3.md) | Jan 16, 2026 |
| Linux | libxml2-utils Ubuntu 25.04 (plucky) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 | [libxml2-utils 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libxml2-utils-2.12.7-dfsg-really2.9.14-0.4ubuntu0.1.md) | Jan 16, 2026 |
| Linux | libxml2-utils Ubuntu 25.10 (questing) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 | [libxml2-utils 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libxml2-utils-2.12.7-dfsg-really2.9.14-0.4ubuntu0.1.md) | Apr 17, 2025 |
| Linux | python-libxml2 Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm3 | [python-libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-libxml2-2.9.4-dfsg1-6.1ubuntu1.9-esm3.md) | Apr 17, 2025 |
| Linux | python-libxml2 Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10 | [python-libxml2 2.9.10+dfsg-5ubuntu0.20.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python-libxml2-2.9.10-dfsg-5ubuntu0.20.04.10.md) | Apr 17, 2025 |
| Linux | python-libxml2-python opensuse-leap 15.6 | 2.9.7-150000.3.79.1 | [SUSE-SU-2025:1439-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-1439-1.md) | May 2, 2025 |
| Linux | python3-libxml2 RHEL 8 | 0:2.9.7-21.el8_10.3 | [RHSA-2025:13203](https://patchblox.com/security/data/fix/linux/rhsa-2025-13203.md) | Aug 6, 2025 |
| Linux | python3-libxml2 RHEL 9 | 0:2.9.13-12.el9_6 | [RHSA-2025:13428](https://patchblox.com/security/data/fix/linux/rhsa-2025-13428.md) | Aug 7, 2025 |
| Linux | python3-libxml2 Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm3 | [python3-libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-libxml2-2.9.4-dfsg1-6.1ubuntu1.9-esm3.md) | Apr 17, 2025 |
| Linux | python3-libxml2 Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10 | [python3-libxml2 2.9.10+dfsg-5ubuntu0.20.04.10](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-libxml2-2.9.10-dfsg-5ubuntu0.20.04.10.md) | Apr 17, 2025 |
| Linux | python3-libxml2 Ubuntu 22.04.1 LTS (jammy) | 2.9.13+dfsg-1ubuntu0.7 | [python3-libxml2 2.9.13+dfsg-1ubuntu0.7](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-libxml2-2.9.13-dfsg-1ubuntu0.7.md) | Apr 17, 2025 |
| Linux | python3-libxml2 Ubuntu 24.04.5 LTS (noble) | 2.9.14+dfsg-1.3ubuntu3.3 | [python3-libxml2 2.9.14+dfsg-1.3ubuntu3.3](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-libxml2-2.9.14-dfsg-1.3ubuntu3.3.md) | Apr 17, 2025 |
| Linux | python3-libxml2 Ubuntu 24.10 (oracular) | 2.12.7+dfsg-3ubuntu0.3 | [python3-libxml2 2.12.7+dfsg-3ubuntu0.3](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-libxml2-2.12.7-dfsg-3ubuntu0.3.md) | Jan 16, 2026 |
| Linux | python3-libxml2 Ubuntu 25.04 (plucky) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 | [python3-libxml2 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-libxml2-2.12.7-dfsg-really2.9.14-0.4ubuntu0.1.md) | Jan 16, 2026 |
| Linux | python3-libxml2 Ubuntu 25.10 (questing) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1 | [python3-libxml2 2.12.7+dfsg+really2.9.14-0.4ubuntu0.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-python3-libxml2-2.12.7-dfsg-really2.9.14-0.4ubuntu0.1.md) | Apr 17, 2025 |
| Linux | python3-libxml2 almalinux 10 | 2.12.5-9.el10_0 | [ALSA-2025:13429](https://patchblox.com/security/data/fix/linux/alsa-2025-13429.md) | Aug 7, 2025 |
| Linux | python3-libxml2 almalinux 8 | 2.9.7-21.el8_10.3 | [ALSA-2025:13203](https://patchblox.com/security/data/fix/linux/alsa-2025-13203.md) | Aug 6, 2025 |
| Linux | python3-libxml2 almalinux 9 | 2.9.13-12.el9_6 | [ALSA-2025:13428](https://patchblox.com/security/data/fix/linux/alsa-2025-13428.md) | Aug 7, 2025 |
| Linux | python3-libxml2 amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |
| Linux | python3-libxml2 ol 10 | 0:2.12.5-9.el10_0 | [ELSA-2025-13429](https://patchblox.com/security/data/fix/linux/elsa-2025-13429.md) | Aug 8, 2025 |
| Linux | python3-libxml2 ol 8 | 0:2.9.7-21.el8_10.3 | [ELSA-2025-13203](https://patchblox.com/security/data/fix/linux/elsa-2025-13203.md) | Aug 6, 2025 |
| Linux | python3-libxml2 ol 9 | 0:2.9.13-12.el9_6 | [ELSA-2025-13428](https://patchblox.com/security/data/fix/linux/elsa-2025-13428.md) | Aug 7, 2025 |
| Linux | python3-libxml2-debuginfo amzn 2023 | 2.10.4-1.amzn2023.0.10 | [ALAS2023-2025-963](https://patchblox.com/security/data/fix/linux/alas2023-2025-963.md) | May 7, 2025 |

---

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