In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.
History

Fri, 30 Jan 2026 07:15:00 +0000

Type Values Removed Values Added
Description In libexpat before 2.7.4, the doContent function does not properly determine the buffer size bufSize because there is no integer overflow check for tag buffer reallocation.
First Time appeared Libexpat Project
Libexpat Project libexpat
Weaknesses CWE-190
CPEs cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*
Vendors & Products Libexpat Project
Libexpat Project libexpat
References
Metrics cvssV3_1

{'score': 6.9, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L'}


cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-01-30T07:21:13.096Z

Reserved: 2026-01-30T06:40:27.642Z

Link: CVE-2026-25210

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-01-30T07:16:15.570

Modified: 2026-01-30T07:16:15.570

Link: CVE-2026-25210

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.