CVE-2023-20593
linux - security update
5.5
MEDIUM
CVSS 3.1
EPSS 8.4%
Description
An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.
How to fix CVE-2023-20593
To remediate CVE-2023-20593, upgrade the affected package to a fixed version below.
- Alpine/xen—upgrade to 4.15.4-r1 or later
- Debian/amd64-microcode—upgrade to 3.20230719.1~deb11u1 or later
- —upgrade to 3.20230719.1~deb11u1 or later
- —upgrade to 5.10.179-3 or later
- —upgrade to 5.10.179-3 or later
- —upgrade to 6.1.38-2 or later
- —upgrade to 5.10.179-3~deb10u1 or later
Is CVE-2023-20593 being exploited?
Moderate — EPSS is 8.4%. Track this CVE but it's not at the top of the prioritisation list.
Affected packages (7)
- from 0, < 4.15.4-r1
- from 0, < 3.20230719.1~deb11u1
- from 0, < 3.20230719.1~deb11u1
- from 0, < 5.10.179-3
- from 0, < 5.10.179-3
- from 0, < 6.1.38-2
- from 0, < 5.10.179-3~deb10u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |