What is CVE-2020-27194?

CVE-2020-27194 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Incorrect Conversion Between Numeric Types flaw (CWE-681). CVE-2020-27194 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2020-27194?

CVE-2020-27194 has a CVSS score of 5.5 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2020-27194?

No patch is currently available for CVE-2020-27194. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2020-27194 actively exploited?

CVE-2020-27194 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Incorrect Conversion Between Numeric Types (CWE-681)?

The product converts from one data type to another but uses a function that can produce incorrect results. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/681.html

CVE-2020-27194

Medium

An issue was discovered in the Linux kernel before 5.8.15. scalar32_min_max_or in kernel/bpf/verifier.c mishandles bounds tracking during use of 64-bit values, aka CID-5b9fbeb75b6a.

Package Linux Kernel

Published 2020-10-16

Last modified 2024-11-21

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.5

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-681

CVE-2020-27194 is a Incorrect Conversion Between Numeric Types vulnerability

What is Incorrect Conversion Between Numeric Types?

The product converts from one data type to another but uses a function that can produce incorrect results. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2020-27194 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel.org
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.15

Release Notes Vendor Advisory
Kernel patch commit
https://github.com/torvalds/linux/commit/5b9fbeb75b6a98955f628e205ac26689bcb1383e
Patch

Details

CVE ID CVE-2020-27194

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2020-10-16

Modified 2024-11-21

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2020-27194?

CVE-2020-27194 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as an Incorrect Conversion Between Numeric Types flaw (CWE-681) . CVE-2020-27194 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2020-27194?

CVE-2020-27194 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2020-27194?

No patch is currently available for CVE-2020-27194. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2020-27194 actively exploited?

No — CVE-2020-27194 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Incorrect Conversion Between Numeric Types (CWE-681)?

The product converts from one data type to another but uses a function that can produce incorrect results. View CWE-681 on MITRE CWE →