# CVE-2025-7425: Libxslt: heap use-after-free in libxslt caused by atype corruption in xmlattrptr CVE-2025-7425 is fixed in 13 products on 2 platforms, first by RHBA-2025:12345, released July 10, 2025. It is not reported as exploited. Patch Radar priority: High. - Web page: https://patchblox.com/security/cve/CVE-2025-7425 - Priority: High - CVSS: 7.8 (Moderate) - EPSS: 0.0044 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Jul 10, 2025 - Weakness: Use After Free - Vendor advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-7425 ## Description This is a vulnerability in open source code and Apple Software is among the affected projects. The ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | macOS | Sequoia | 15.6 | [Sequoia 15.6](https://patchblox.com/security/data/fix/macos/sequoia-15.6.md) | Jul 29, 2025 | | Linux | libxml2 Debian 12.15 (bookworm) | 2.9.14+dfsg-1.3~deb12u4 | [DSA-5990-1](https://patchblox.com/security/data/fix/linux/dsa-5990-1.md) | Aug 29, 2025 | | Linux | libxml2 Debian 13.5 (trixie) | 2.12.7+dfsg+really2.9.14-2.1+deb13u1 | [DSA-5990-1](https://patchblox.com/security/data/fix/linux/dsa-5990-1.md) | Aug 29, 2025 | | Linux | libxml2 RHEL 8 | 0:2.9.7-21.el8_10.2 | [RHSA-2025:12450](https://patchblox.com/security/data/fix/linux/rhsa-2025-12450.md) | Jul 31, 2025 | | Linux | libxml2 RHEL 9 | 0:2.9.13-11.el9_6 | [RHSA-2025:12447](https://patchblox.com/security/data/fix/linux/rhsa-2025-12447.md) | Jul 31, 2025 | | Linux | libxml2 Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm6 | [libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libxml2-2.9.4-dfsg1-6.1ubuntu1.9-esm6.md) | Jul 10, 2025 | | Linux | libxml2 Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10+esm3 | [libxml2 2.9.10+dfsg-5ubuntu0.20.04.10+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libxml2-2.9.10-dfsg-5ubuntu0.20.04.10-esm3.md) | Jul 10, 2025 | | Linux | libxml2 Ubuntu 22.04.1 LTS (jammy) | 2.9.13+dfsg-1ubuntu0.10 | [libxml2 2.9.13+dfsg-1ubuntu0.10](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libxml2-2.9.13-dfsg-1ubuntu0.10.md) | Jul 10, 2025 | | Linux | libxml2 Ubuntu 24.04.5 LTS (noble) | 2.9.14+dfsg-1.3ubuntu3.6 | [libxml2 2.9.14+dfsg-1.3ubuntu3.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libxml2-2.9.14-dfsg-1.3ubuntu3.6.md) | Jul 10, 2025 | | Linux | libxml2 Ubuntu 25.04 (plucky) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.4 | [libxml2 2.12.7+dfsg+really2.9.14-0.4ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libxml2-2.12.7-dfsg-really2.9.14-0.4ubuntu0.4.md) | Jan 16, 2026 | | Linux | libxml2 almalinux 8 | 2.9.7-21.el8_10.2 | [ALSA-2025:12450](https://patchblox.com/security/data/fix/linux/alsa-2025-12450.md) | Jul 31, 2025 | | Linux | libxml2 almalinux 9 | 2.9.13-11.el9_6 | [ALSA-2025:12447](https://patchblox.com/security/data/fix/linux/alsa-2025-12447.md) | Jul 31, 2025 | | Linux | libxml2 amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | | Linux | libxml2 ol 8 | 0:2.9.7-21.el8_10.2 | [ELSA-2025-12450](https://patchblox.com/security/data/fix/linux/elsa-2025-12450.md) | Jul 31, 2025 | | Linux | libxml2 ol 9 | 0:2.9.13-11.el9_6 | [ELSA-2025-12447](https://patchblox.com/security/data/fix/linux/elsa-2025-12447.md) | Jul 31, 2025 | | Linux | libxml2 opensuse-leap 15.6 | 2.10.3-150500.5.32.1 | [SUSE-SU-2025:02758-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02758-1.md) | Aug 12, 2025 | | Linux | libxml2 rocky 9 | 0:2.9.13-11.el9_6 | [RLSA-2025:12447](https://patchblox.com/security/data/fix/linux/rlsa-2025-12447.md) | Oct 4, 2025 | | Linux | libxml2 sles 15.6 | 2.10.3-150500.5.32.1 | [SUSE-SU-2025:02758-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02758-1.md) | Aug 12, 2025 | | Linux | libxml2 sles 15.7 | 2.12.10-150700.4.6.1 | [SUSE-SU-2025:02617-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02617-1.md) | Aug 4, 2025 | | Linux | libxml2-debuginfo amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | | Linux | libxml2-debugsource amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | | Linux | libxml2-devel RHEL 8 | 0:2.9.7-21.el8_10.2 | [RHSA-2025:12450](https://patchblox.com/security/data/fix/linux/rhsa-2025-12450.md) | Jul 31, 2025 | | Linux | libxml2-devel RHEL 9 | 0:2.9.13-11.el9_6 | [RHSA-2025:12447](https://patchblox.com/security/data/fix/linux/rhsa-2025-12447.md) | Jul 31, 2025 | | Linux | libxml2-devel almalinux 8 | 2.9.7-21.el8_10.2 | [ALSA-2025:12450](https://patchblox.com/security/data/fix/linux/alsa-2025-12450.md) | Jul 31, 2025 | | Linux | libxml2-devel almalinux 9 | 2.9.13-11.el9_6 | [ALSA-2025:12447](https://patchblox.com/security/data/fix/linux/alsa-2025-12447.md) | Jul 31, 2025 | | Linux | libxml2-devel amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | | Linux | libxml2-devel ol 8 | 0:2.9.7-21.el8_10.2 | [ELSA-2025-12450](https://patchblox.com/security/data/fix/linux/elsa-2025-12450.md) | Jul 31, 2025 | | Linux | libxml2-devel ol 9 | 0:2.9.13-11.el9_6 | [ELSA-2025-12447](https://patchblox.com/security/data/fix/linux/elsa-2025-12447.md) | Jul 31, 2025 | | Linux | libxml2-python opensuse-leap 15.6 | 2.10.3-150500.5.32.1 | [SUSE-SU-2025:02758-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02758-1.md) | Aug 12, 2025 | | Linux | libxml2-python sles 15.6 | 2.10.3-150500.5.32.1 | [SUSE-SU-2025:02758-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02758-1.md) | Aug 12, 2025 | | Linux | libxml2-python sles 15.7 | 2.12.10-150700.4.6.1 | [SUSE-SU-2025:02617-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02617-1.md) | Aug 4, 2025 | | Linux | libxml2-static amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | | Linux | libxml2-utils Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm6 | [libxml2-utils 2.9.4+dfsg1-6.1ubuntu1.9+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libxml2-utils-2.9.4-dfsg1-6.1ubuntu1.9-esm6.md) | Jul 10, 2025 | | Linux | libxml2-utils Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10+esm3 | [libxml2-utils 2.9.10+dfsg-5ubuntu0.20.04.10+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libxml2-utils-2.9.10-dfsg-5ubuntu0.20.04.10-esm3.md) | Jul 10, 2025 | | Linux | libxml2-utils Ubuntu 22.04.1 LTS (jammy) | 2.9.13+dfsg-1ubuntu0.10 | [libxml2-utils 2.9.13+dfsg-1ubuntu0.10](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libxml2-utils-2.9.13-dfsg-1ubuntu0.10.md) | Jul 10, 2025 | | Linux | libxml2-utils Ubuntu 24.04.5 LTS (noble) | 2.9.14+dfsg-1.3ubuntu3.6 | [libxml2-utils 2.9.14+dfsg-1.3ubuntu3.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libxml2-utils-2.9.14-dfsg-1.3ubuntu3.6.md) | Jul 10, 2025 | | Linux | libxml2-utils Ubuntu 25.04 (plucky) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.4 | [libxml2-utils 2.12.7+dfsg+really2.9.14-0.4ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-libxml2-utils-2.12.7-dfsg-really2.9.14-0.4ubuntu0.4.md) | Jan 16, 2026 | | Linux | libxslt RHEL 10 | 1.1.39-8.el10_0 | [RHBA-2025:12345](https://patchblox.com/security/data/fix/linux/rhba-2025-12345.md) | Jul 10, 2025 | | Linux | python-libxml2 Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm6 | [python-libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python-libxml2-2.9.4-dfsg1-6.1ubuntu1.9-esm6.md) | Jul 10, 2025 | | Linux | python-libxml2 Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10+esm3 | [python-libxml2 2.9.10+dfsg-5ubuntu0.20.04.10+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python-libxml2-2.9.10-dfsg-5ubuntu0.20.04.10-esm3.md) | Jul 10, 2025 | | Linux | python-libxml2-python opensuse-leap 15.6 | 2.9.7-150000.3.85.1 | [SUSE-SU-2025:02621-1](https://patchblox.com/security/data/fix/linux/suse-su-2025-02621-1.md) | Aug 4, 2025 | | Linux | python3-libxml2 RHEL 8 | 0:2.9.7-21.el8_10.2 | [RHSA-2025:12450](https://patchblox.com/security/data/fix/linux/rhsa-2025-12450.md) | Jul 31, 2025 | | Linux | python3-libxml2 RHEL 9 | 0:2.9.13-11.el9_6 | [RHSA-2025:12447](https://patchblox.com/security/data/fix/linux/rhsa-2025-12447.md) | Jul 31, 2025 | | Linux | python3-libxml2 Ubuntu 18.04.6 LTS (bionic) | 2.9.4+dfsg1-6.1ubuntu1.9+esm6 | [python3-libxml2 2.9.4+dfsg1-6.1ubuntu1.9+esm6](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-python3-libxml2-2.9.4-dfsg1-6.1ubuntu1.9-esm6.md) | Jul 10, 2025 | | Linux | python3-libxml2 Ubuntu 20.04 LTS (focal) | 2.9.10+dfsg-5ubuntu0.20.04.10+esm3 | [python3-libxml2 2.9.10+dfsg-5ubuntu0.20.04.10+esm3](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-libxml2-2.9.10-dfsg-5ubuntu0.20.04.10-esm3.md) | Jul 10, 2025 | | Linux | python3-libxml2 Ubuntu 22.04.1 LTS (jammy) | 2.9.13+dfsg-1ubuntu0.10 | [python3-libxml2 2.9.13+dfsg-1ubuntu0.10](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-libxml2-2.9.13-dfsg-1ubuntu0.10.md) | Jul 10, 2025 | | Linux | python3-libxml2 Ubuntu 24.04.5 LTS (noble) | 2.9.14+dfsg-1.3ubuntu3.6 | [python3-libxml2 2.9.14+dfsg-1.3ubuntu3.6](https://patchblox.com/security/data/fix/linux/ubuntu-noble-python3-libxml2-2.9.14-dfsg-1.3ubuntu3.6.md) | Jul 10, 2025 | | Linux | python3-libxml2 Ubuntu 25.04 (plucky) | 2.12.7+dfsg+really2.9.14-0.4ubuntu0.4 | [python3-libxml2 2.12.7+dfsg+really2.9.14-0.4ubuntu0.4](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-libxml2-2.12.7-dfsg-really2.9.14-0.4ubuntu0.4.md) | Jan 16, 2026 | | Linux | python3-libxml2 almalinux 8 | 2.9.7-21.el8_10.2 | [ALSA-2025:12450](https://patchblox.com/security/data/fix/linux/alsa-2025-12450.md) | Jul 31, 2025 | | Linux | python3-libxml2 almalinux 9 | 2.9.13-11.el9_6 | [ALSA-2025:12447](https://patchblox.com/security/data/fix/linux/alsa-2025-12447.md) | Jul 31, 2025 | | Linux | python3-libxml2 amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | | Linux | python3-libxml2 ol 8 | 0:2.9.7-21.el8_10.2 | [ELSA-2025-12450](https://patchblox.com/security/data/fix/linux/elsa-2025-12450.md) | Jul 31, 2025 | | Linux | python3-libxml2 ol 9 | 0:2.9.13-11.el9_6 | [ELSA-2025-12447](https://patchblox.com/security/data/fix/linux/elsa-2025-12447.md) | Jul 31, 2025 | | Linux | python3-libxml2-debuginfo amzn 2023 | 2.10.4-1.amzn2023.0.13 | [ALAS2023-2025-1154](https://patchblox.com/security/data/fix/linux/alas2023-2025-1154.md) | Aug 18, 2025 | --- Data as of 2026-11-08T13:06:02Z UTC. 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