Security Advisory

CVE-2021-45960

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2022-01-01 18:47:46

Last updated 2025-05-05 16:45:11

Assigner mitre

State PUBLISHED

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).

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