CVE-2022-0494

Name: CVE-2022-0494
Creator: NVD / NIST
Published: 2022-03-25T19:15:10.16+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.4/10EPSS 0.42%

Last modified Jun 17, 2026

CVE-2022-0494 is a medium-severity vulnerability rated 4.4/10 on the CVSS scale. A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel. This flaw allows a local attacker with a special user privilege (CAP_SYS_ADMIN or CAP_SYS_RAWIO) to create issues with confidentiality.. EPSS estimates a 0.42% chance of exploitation in the next 30 days.

Description

A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel. This flaw allows a local attacker with a special user privilege (CAP_SYS_ADMIN or CAP_SYS_RAWIO) to create issues with confidentiality.

Metrics

CVSS 3.1

4.4/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

0.42%

33.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	< 5.17
Linux	Linux Kernel	5.17
Debian	Debian Linux	9.0
Debian	Debian Linux	10.0
Debian	Debian Linux	11.0

References

https://bugzilla.redhat.com/show_bug.cgi?id=2039448Issue Tracking
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
https://lore.kernel.org/all/20220216084038.15635-1-tcs.kernel%40gmail.com/
https://www.debian.org/security/2022/dsa-5161Third Party Advisory
https://www.debian.org/security/2022/dsa-5173Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2039448Issue Tracking
https://lists.debian.org/debian-lts-announce/2022/07/msg00000.htmlMailing List, Third Party Advisory
https://lore.kernel.org/all/20220216084038.15635-1-tcs.kernel%40gmail.com/
https://www.debian.org/security/2022/dsa-5161Third Party Advisory
https://www.debian.org/security/2022/dsa-5173Third Party Advisory

Timeline

Published: Mar 25, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-0494?

How severe is CVE-2022-0494?

CVE-2022-0494 has a CVSS score of 4.4/10 (MEDIUM severity). The EPSS model estimates a 0.42% probability of exploitation in the next 30 days.

How do I fix CVE-2022-0494?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-0494?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST