VDB
ALPINE-CVE-2020-8927
ALPINE-CVE-2020-8927
PUBLISHED
CVSS 6.5 MEDIUM
A buffer overflow exists in the Brotli library versions prior to 1.0.8 where an attacker controlling the input length of a "one-shot" decompression request to a script can trigger a crash, which happens when copying over chunks of data larger than 2 GiB. It is recommended to update your Brotli library to 1.0.8 or later. If one cannot update, we recommend to use the "streaming" API as opposed to the "one-shot" API, and impose chunk size limits.
Risk Scores
CVSS v3.1
6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.16 | brotli | 1.0.7-r5, 1.0.7-r4, 1.0.7-r3 |
| Alpine:v3.23 | brotli | 1.0.7-r1, 1.0.3-r0, 1.0.5-r0 |
| Alpine:v3.22 | brotli | 1.0.4-r0, 1.0.5-r0, 1.0.6-r0 |
| Alpine:v3.19 | brotli | 1.0.7-r5, 1.0.7-r4, 1.0.7-r3 |
| Alpine:v3.17 | brotli | 0, 1.0.7-r5, 1.0.7-r4 |
| Alpine:v3.18 | brotli | 1.0.7-r5, 0, 1.0.3-r0 |
| Alpine:v3.12 | brotli | 1.0.7-r5, 0, 1.0.3-r0 |
| Alpine:v3.20 | brotli | 1.0.4-r0, 0, 1.0.3-r0 |
| Alpine:v3.21 | brotli | 1.0.7-r5, 1.0.4-r0, 1.0.5-r0 |
| Alpine:v3.13 | brotli | 0, 1.0.3-r0, 1.0.4-r0 |
| Alpine:v3.15 | brotli | 1.0.4-r0, 0, 1.0.7-r5 |
| Alpine:v3.14 | brotli | 1.0.7-r5, 0, 1.0.3-r0 |
Timeline
- Sep 15, 2020 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch