CVE-2022-42331
5.5
MEDIUM
CVSS 3.1
EPSS 0.06%
Description
x86: speculative vulnerability in 32bit SYSCALL path Due to an oversight in the very original Spectre/Meltdown security work (XSA-254), one entrypath performs its speculation-safety actions too late. In some configurations, there is an unprotected RET instruction which can be attacked with a variety of speculative attacks.
How to fix CVE-2022-42331
To remediate CVE-2022-42331, upgrade the affected package to a fixed version below.
- —upgrade to 4.15.5-r0 or later
- —upgrade to 4.14.5+94-ge49571868d-1 or later
Is CVE-2022-42331 being exploited?
Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.15.5-r0
- from 0, < 4.14.5+94-ge49571868d-1
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 |