VDB
ALPINE-CVE-2020-36242
ALPINE-CVE-2020-36242
PUBLISHED
CVSS 9.100000381469727 CRITICAL
In the cryptography package before 3.3.2 for Python, certain sequences of update calls to symmetrically encrypt multi-GB values could result in an integer overflow and buffer overflow, as demonstrated by the Fernet class.
Risk Scores
CVSS v3.1
9.100000381469727
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Alpine:v3.13 | py3-cryptography | 0, 0.6.1-r0, 1.0.2-r0 |
| Alpine:v3.23 | py3-cryptography | 0, 0.6.1-r0, 0.8.2-r0 |
Timeline
- Feb 7, 2021 CVE Published
- Dec 3, 2025 CVE Updated
- Apr 30, 2026 Distribution Patch