Security Advisory

CVE-2021-45960

8.8
HIGH

Vulnerability Description

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).
Published Date January 1, 2022
Official Source NIST NVD Advisory