PT-2026-87032 · Red Hat · Red Hat Enterprise Linux 10+6
CVE-2026-74860
·
Published
2026-09-08
·
Updated
2026-09-08
CVSS v3.1
8.5
High
| Vector | AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
🚨High - libxml2 Python SAX double-free via DTD enumerated attributes (CVE-2026-74860)
In libxml2 with Python bindings enabled, a crafted XML with a DTD using enumerated attribute values can trigger a double-free in the SAX attributeDecl callback during parsing. Memory corruption crashes Python apps using libxml2 SAX bindings (DoS). Non-Python builds are not impacted.
👉Affected: libxml2 (Python bindings), podman, container-tools:rhel8/podman, swift-lang, openshift/ose-rhel-coreos-8
Fix
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Weakness Enumeration
Related Identifiers
Affected Products
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 6
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Hardened Images
Red Hat Openshift Container Platform 4