Red Hat Security AdvisoryRHSA-2025:22034
expat security update
Released 2025-11-25 · Red Hat rating Important · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux BaseOS E4S (v.9.2) expat-2.5.0-1.el9_2.3
Fixes 2 records
Priority HIGH 72
A stack overflow vulnerability exists in the libexpat library due to the way it handles recursive entity expansion in XML documents.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.01353 · Published 2025-03-14 · Partial fix · 2.7.0, 2.7.1-1.el10_0 +18 CWE-674
Priority LOW 36
libexpat in Expat before 2.7.2 allows attackers to trigger large dynamic memory allocations via a small document that is submitted for parsing.
CVSS 3.1HIGH 7.5· Network · No auth · No interaction · EPSS 0.0138 · Published 2025-09-15 · Partial fix · 2.7.2 CWE-770
