What is CVE-2020-36558?

CVE-2020-36558 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.1 out of 10, classified as a Race Condition flaw (CWE-362). CVE-2020-36558 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2020-36558?

CVE-2020-36558 has a CVSS score of 5.1 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2020-36558?

No patch is currently available for CVE-2020-36558. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2020-36558 actively exploited?

CVE-2020-36558 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/362.html

CVE-2020-36558

Medium

A race condition in the Linux kernel before 5.5.7 involving VT_RESIZEX could lead to a NULL pointer dereference and general protection fault.

Package Linux Kernel

Published 2022-07-21

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.1

out of 10

Medium

Attack Vector

Local

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-362

CVE-2020-36558 is a Race Condition vulnerability

What is Race Condition?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2020-36558 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.5.7
Patch
Kernel patch commit
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6cd1ed50efd88261298577cd92a14f2768eddeeb
Patch

Details

CVE ID CVE-2020-36558

Severity Medium

CVSS score 5.1 / 10

CVSS version 3.1

Published 2022-07-21

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2020-36558?

CVE-2020-36558 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.1 out of 10 , classified as a Race Condition flaw (CWE-362) . CVE-2020-36558 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2020-36558?

CVE-2020-36558 has a CVSS score of 5.1 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2020-36558?

No patch is currently available for CVE-2020-36558. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2020-36558 actively exploited?

No — CVE-2020-36558 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Race Condition (CWE-362)?

The product contains a code sequence that can run concurrently with other code, creating unexpected states. View CWE-362 on MITRE CWE →