VDB
ALPINE-CVE-2021-3518
ALPINE-CVE-2021-3518
PUBLISHED
CVSS 8.800000190734863 HIGH
There's a flaw in libxml2 in versions before 2.9.11. An attacker who is able to submit a crafted file to be processed by an application linked with libxml2 could trigger a use-after-free. The greatest impact from this flaw is to confidentiality, integrity, and availability.
Risk Scores
CVSS v3.1
8.800000190734863
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.10 | libxml2 | 2.7.8-r5, 2.7.8-r6, 2.7.8-r7 |
| Alpine:v3.16 | libxml2 | 2.9.10-r3, 2.9.7-r0, 0 |
| Alpine:v3.15 | libxml2 | 2.9.4-r2, 2.9.4-r1, 2.9.4-r0 |
| Alpine:v3.22 | libxml2 | 2.9.8-r1, 2.9.4-r4, 2.9.4-r2 |
| Alpine:v3.17 | libxml2 | 2.9.10-r0, 2.9.1-r2, 2.9.1-r1 |
| Alpine:v3.14 | libxml2 | 2.9.4-r4, 2.9.10-r1, 2.7.8-r6 |
| Alpine:v3.21 | libxml2 | 2.7.7-r3, 2.9.9-r2, 2.9.8-r2 |
| Alpine:v3.13 | libxml2 | 2.9.9-r1, 0, 2.7.6-r0 |
| Alpine:v3.23 | libxml2 | 2.9.10-r5, 2.9.9-r3, 2.9.9-r2 |
| Alpine:v3.12 | libxml2 | 2.9.9-r3, 2.9.9-r2, 2.9.9-r1 |
| Alpine:v3.18 | libxml2 | 0, 2.9.9-r3, 2.9.9-r2 |
| Alpine:v3.20 | libxml2 | 2.9.9-r3, 0, 2.7.2-r0 |
| Alpine:v3.19 | libxml2 | 2.9.9-r3, 2.9.10-r0, 2.7.2-r0 |
| Alpine:v3.11 | libxml2 | 0, 2.7.3-r0, 2.7.6-r1 |
Timeline
- May 18, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch