VDB
ALPINE-CVE-2021-3541
ALPINE-CVE-2021-3541
PUBLISHED
CVSS 6.5 MEDIUM
A flaw was found in libxml2. Exponential entity expansion attack its possible bypassing all existing protection mechanisms and leading to denial of service.
Risk Scores
CVSS 3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.23 | libxml2 | 2.9.10-r1, 2.9.10-r0, 2.9.1-r2 |
| Alpine:v3.19 | libxml2 | 2.9.10-r5, 2.9.9-r3, 2.9.9-r2 |
| Alpine:v3.16 | libxml2 | 2.9.10-r0, 2.9.1-r2, 2.9.1-r1 |
| Alpine:v3.17 | libxml2 | 2.7.6-r2, 2.9.10-r1, 2.9.10-r0 |
| Alpine:v3.11 | libxml2 | 2.7.8-r6, 2.9.9-r2, 2.9.9-r1 |
| Alpine:v3.21 | libxml2 | 2.9.10-r1, 2.9.4-r3, 2.9.4-r2 |
| Alpine:v3.22 | libxml2 | 2.7.3-r0, 0, 2.7.2-r0 |
| Alpine:v3.18 | libxml2 | 2.9.10-r1, 2.9.10-r6, 2.9.10-r7 |
| Alpine:v3.13 | libxml2 | 2.7.6-r0, 2.7.3-r0, 2.7.6-r0 |
| Alpine:v3.12 | libxml2 | 2.9.6-r0, 0, 2.7.2-r0 |
| Alpine:v3.20 | libxml2 | 2.9.2-r0, 2.9.2-r1, 2.9.3-r0 |
| Alpine:v3.15 | libxml2 | 2.7.8-r6, 2.9.9-r3, 2.9.9-r2 |
Exploit Intelligence
- TestCommand.yaml (github-poc)
Timeline
- Jul 9, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch