CVE-2021-28211
6.7
MEDIUM
CVSS 3.1
EPSS 0.06%
Description
A heap overflow in LzmaUefiDecompressGetInfo function in EDK II.
How to fix CVE-2021-28211
To remediate CVE-2021-28211, upgrade the affected package to a fixed version below.
- Debian/edk2—upgrade to 2020.11-1 or later
Is CVE-2021-28211 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2020.11-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.7 | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |