PT-2025-46013 · Julia · Expat Jll

Published

2025-10-14

·

Updated

2025-10-14

CVSS v3.1

8.8

High

VectorAV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
In Expat (aka libexpat) before 2.4.3, a left shift by 29 (or more) places in the storeAtts function in xmlparse.c can lead to realloc misbehavior (e.g., allocating too few bytes, or only freeing memory).

Fix

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Related Identifiers

JLSEC-2025-42

Affected Products

Expat Jll