CVE-2022-40304

HighCVSS 7.8/10Last modified Oct 14, 2026

Description

An issue was discovered in libxml2 before 2.10.3. Certain invalid XML entity definitions can corrupt a hash table key, potentially leading to subsequent logic errors. In one case, a double-free can be provoked.

Metrics

CVSS 3.1 7.8/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-415

Affected software

No affected versions have been published.

Timeline

Published: Nov 23, 2022
Last modified: Oct 14, 2026
NVD status: Modified

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