Is CVE-2022-1998 in the CISA KEV catalog?

No. CVE-2022-1998 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-1998?

CVE-2022-1998 has a CVSS v3 base score of 7.8 (HIGH).

What is the EPSS score for CVE-2022-1998?

CVE-2022-1998 has an EPSS score of 0.32% (24th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-1998?

Upgrade linux on debian 11 to 5.10.103-1 or later.

CVE & CISA-KEV Catalog

CVE-2022-1998

HIGH

7.8

CVSS v3

NVD

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.

CWE-416Use After Free

How to fix

Remediation Available

linuxDebian

Fixed in:5.10.103-1CVE-2022-1998

Fixed in:5.16.7-1CVE-2022-1998

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

0.32%probability of exploitation in 30 days

24thpercentile

Low risk: more likely to be exploited than 24% of all known CVEs.

References

Patch2

Third-Party Advisory1

security.netapp.com

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

Embed a live status badge for CVE-2022-1998

Markdown

[![CVE-2022-1998](https://tridentstack.com/cve/badge/CVE-2022-1998.svg)](https://tridentstack.com/cve/CVE-2022-1998)

HTML

<a href="https://tridentstack.com/cve/CVE-2022-1998"><img src="https://tridentstack.com/cve/badge/CVE-2022-1998.svg" alt="CVE-2022-1998"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.