CVE-2021-24032
libzstd - security update
4.7
MEDIUM
CVSS 3.1
EPSS 0.02%
Description
Beginning in v1.4.1 and prior to v1.4.9, due to an incomplete fix for CVE-2021-24031, the Zstandard command-line utility created output files with default permissions and restricted those permissions immediately afterwards. Output files could therefore momentarily be readable or writable to unintended parties.
How to fix CVE-2021-24032
To remediate CVE-2021-24032, upgrade the affected package to a fixed version below.
- —upgrade to 1.4.9-r0 or later
- —upgrade to 1.4.8+dfsg-2 or later
- —upgrade to 1.3.8+dfsg-3+deb10u2 or later
Is CVE-2021-24032 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (3)
- from 0, < 1.4.9-r0
- from 0, < 1.4.8+dfsg-2
- from 0, < 1.3.8+dfsg-3+deb10u2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM4.7 | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N |