vulnerability
Alpine Linux: CVE-2021-3631: Incorrect Permission Assignment for Critical Resource
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 3 | (AV:L/AC:M/Au:N/C:P/I:P/A:N) | Mar 2, 2022 | Mar 21, 2024 | Dec 22, 2025 |
Severity
3
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:N)
Published
Mar 2, 2022
Added
Mar 21, 2024
Modified
Dec 22, 2025
Description
A flaw was found in libvirt while it generates SELinux MCS category pairs for VMs' dynamic labels. This flaw allows one exploited guest to access files labeled for another guest, resulting in the breaking out of sVirt confinement. The highest threat from this vulnerability is to confidentiality and integrity.
Solution
alpine-linux-upgrade-libvirt
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