CVE-2021-46143
- State
- Published
- Severity
- 8.1 High
- Published
- Jan 6, 2022
- Updated
- Oct 14, 2026
- Reserved
- Jan 6, 2022
Description
In doProlog in xmlparse.c in Expat (aka libexpat) before 2.4.3, an integer overflow exists for m_groupSize.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.1 High | CVSS:3.1/AC:H/AV:N/A:H/C:H/I:H/PR:N/S:U/UI:N | mitre |
Weaknesses
- CWE-190 Integer Overflow or Wraparound
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://github.com/libexpat/libexpat/issues/532
- https://github.com/libexpat/libexpat/pull/538
- [oss-security] 20220117 Expat 2.4.3 released, includes 8 security fixesmailing-list
- https://security.netapp.com/advisory/ntap-20220121-0006/
- https://www.tenable.com/security/tns-2022-05
- DSA-5073vendor-advisory
- https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf
- GLSA-202209-24vendor-advisory
- https://cert-portal.siemens.com/productcert/html/ssa-484086.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html
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