What is CVE-2022-41858?

CVE-2022-41858 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10, classified as a Use After Free flaw (CWE-416). CVE-2022-41858 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2022-41858?

CVE-2022-41858 has a CVSS score of 7.1 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.

Is there a patch available for CVE-2022-41858?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2022-41858 patch availability.

Is CVE-2022-41858 actively exploited?

CVE-2022-41858 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2022-41858

High

A flaw was found in the Linux kernel. A NULL pointer dereference may occur while a slip driver is in progress to detach in sl_tx_timeout in drivers/net/slip/slip.c. This issue could allow an attacker to crash the system or leak internal kernel information.

Package Linux Kernel

Published 2023-01-17

Last modified 2025-04-07

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.1

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-416

CVE-2022-41858 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

References

2 total

GitHub
https://github.com/torvalds/linux/commit/ec4eb8a86ade4d22633e1da2a7d85a846b7d1798

Patch Third Party Advisory
Security
https://security.netapp.com/advisory/ntap-20230223-0006/

Third Party Advisory

Details

CVE ID CVE-2022-41858

Severity High

CVSS score 7.1 / 10

CVSS version 3.1

Published 2023-01-17

Modified 2025-04-07

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2022-41858?

CVE-2022-41858 is a High severity Linux kernel vulnerability with a CVSS score of 7.1 out of 10 , classified as an Use After Free flaw (CWE-416) . CVE-2022-41858 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2022-41858?

CVE-2022-41858 has a CVSS score of 7.1 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H.
Is there a patch available for CVE-2022-41858?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2022-41858 patch availability.
Is CVE-2022-41858 actively exploited?

No. CVE-2022-41858 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.