VDB

ALPINE-CVE-2021-24031

ALPINE-CVE-2021-24031 PUBLISHED CVSS 5.5 MEDIUM

In the Zstandard command-line utility prior to v1.4.1, output files were created with default permissions. Correct file permissions (matching the input) would only be set at completion time. Output files could therefore be readable or writable to unintended parties.

Risk Scores

CVSS v3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products

VendorProductVersions
Alpine:v3.22zstd0, 1.1.1-r0, 1.1.4-r0
Alpine:v3.15zstd0, 1.1.1-r0, 1.1.4-r0
Alpine:v3.14zstd1.4.0-r0, 0, 1.1.1-r0
Alpine:v3.19zstd1.4.0-r0, 1.3.8-r0, 1.3.7-r1
Alpine:v3.17zstd0, 1.1.1-r0, 1.1.3-r0
Alpine:v3.21zstd1.1.3-r0, 1.1.1-r0, 1.1.3-r0
Alpine:v3.16zstd0, 1.1.1-r0, 1.1.3-r0
Alpine:v3.20zstd1.4.0-r0, 0, 1.1.1-r0
Alpine:v3.18zstd1.4.0-r0, 0, 1.1.4-r0
Alpine:v3.23zstd1.4.0-r0, 1.3.8-r0, 1.3.7-r1

Timeline

  • Mar 4, 2021 CVE Published
  • Dec 3, 2025 CVE Updated
  • Apr 30, 2026 Distribution Patch
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