CVE-2022-1998

Name: CVE-2022-1998
Creator: NVD / NIST
Published: 2022-06-09T15:15:09.327+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.32%

Last modified Jun 17, 2026

CVE-2022-1998 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A use after free in the Linux kernel File System notify functionality was found in the way user triggers copy_info_records_to_user() call to fail in copy_event_to_user(). A local user could use this flaw to crash the system or potentially escalate their privileges on the system.. EPSS estimates a 0.32% chance of exploitation in the next 30 days.

Description

A use after free in the Linux kernel File System notify functionality was found in the way user triggers copy_info_records_to_user() call to fail in copy_event_to_user(). A local user could use this flaw to crash the system or potentially escalate their privileges on the system.

Metrics

CVSS 3.1

7.8/10

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

EPSS Probability

0.32%

24.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Linux	Linux Kernel	>= 5.10.46, < 5.10.97
Linux	Linux Kernel	>= 5.12.12, < 5.15.20
Linux	Linux Kernel	>= 5.16.0, < 5.16.6
Fedoraproject	Fedora	35
Redhat	Enterprise Linux	9.0
Netapp	H410c Firmware	All versions
Netapp	H300s Firmware	All versions
Netapp	H500s Firmware	All versions
Netapp	H700s Firmware	All versions
Netapp	H410s Firmware	All versions

References

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/notify/fanotify/fanotify_user.c?h=v5.17&id=ee12595147ac1fbfb5bcb23837e26dd58d94b15dMailing List, Patch, Vendor Advisory
https://seclists.org/oss-sec/2022/q1/99Mailing List, Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220707-0009/Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/fs/notify/fanotify/fanotify_user.c?h=v5.17&id=ee12595147ac1fbfb5bcb23837e26dd58d94b15dMailing List, Patch, Vendor Advisory
https://seclists.org/oss-sec/2022/q1/99Mailing List, Patch, Third Party Advisory
https://security.netapp.com/advisory/ntap-20220707-0009/Third Party Advisory

Timeline

Published: Jun 9, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-1998?

How severe is CVE-2022-1998?

CVE-2022-1998 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.32% probability of exploitation in the next 30 days.

How do I fix CVE-2022-1998?

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-2022-1998?

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

Scan your code now

Source: NVD / NIST