VDB
ALPINE-CVE-2020-10531
ALPINE-CVE-2020-10531
PUBLISHED
CVSS 8.800000190734863 HIGH
An issue was discovered in International Components for Unicode (ICU) for C/C++ through 66.1. An integer overflow, leading to a heap-based buffer overflow, exists in the UnicodeString::doAppend() function in common/unistr.cpp.
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:v3.13 | icu | 0, 50.1-r1, 50.1.1-r1 |
| Alpine:v3.12 | icu | 65.1-r0, 0, 4.1.3-r0 |
| Alpine:v3.23 | icu | 50.1-r1, 54.1-r0, 55.1-r0 |
| Alpine:v3.10 | icu | 62.1-r0, 63.1-r0, 64.2-r0 |
| Alpine:v3.20 | icu | 65.1-r0, 0, 4.2.0.1-r0 |
| Alpine:v3.15 | icu | 4.1.3-r0, 4.2.0.1-r0, 4.2.1-r0 |
| Alpine:v3.22 | icu | 49.1.2-r0, 65.1-r0, 64.2-r0 |
| Alpine:v3.14 | icu | 49.1.1-r0, 60.2-r3, 62.1-r0 |
| Alpine:v3.11 | icu | 4.2.0.1-r0, 4.4-r0, 4.4-r1 |
| Alpine:v3.8 | icu | 4.4.1-r3, 49.1.2-r0, 53.1-r0 |
| Alpine:v3.19 | icu | 4.8.1-r0, 4.4-r0, 4.4.1-r2 |
| Alpine:v3.18 | icu | 0, 65.1-r0, 64.2-r0 |
| Alpine:v3.16 | icu | 0, 4.2.0.1-r0, 4.4-r0 |
| Alpine:v3.9 | icu | 58.2-r0, 57.1-r1, 55.1-r2 |
| Alpine:v3.17 | icu | 54.1-r0, 65.1-r0, 64.2-r0 |
| Alpine:v3.21 | icu | 60.2-r3, 60.2-r0, 59.1-r1 |
Timeline
- Mar 12, 2020 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch