What is CVE-2025-22836?

CVE-2025-22836 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Integer Overflow flaw (CWE-190). CVE-2025-22836 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2025-22836?

CVE-2025-22836 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.

Is there a patch available for CVE-2025-22836?

No patch is currently available for CVE-2025-22836. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2025-22836 actively exploited?

CVE-2025-22836 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/190.html

CVE-2025-22836

High

Integer overflow or wraparound in the Linux kernel-mode driver for some Intel(R) 800 Series Ethernet before version 1.17.2 may allow an authenticated user to potentially enable escalation of privilege via local access.

Package Linux Kernel

Published 2025-08-12

Last modified 2026-04-15

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

High

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-190

CVE-2025-22836 is a Integer Overflow vulnerability

What is Integer Overflow?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2025-22836 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Intel
https://intel.com/content/www/us/en/security-center/advisory/intel-sa-01296.html

Details

CVE ID CVE-2025-22836

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2025-08-12

Modified 2026-04-15

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2025-22836?

CVE-2025-22836 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Integer Overflow flaw (CWE-190) . CVE-2025-22836 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2025-22836?

CVE-2025-22836 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H.
Is there a patch available for CVE-2025-22836?

No patch is currently available for CVE-2025-22836. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2025-22836 actively exploited?

No — CVE-2025-22836 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Integer Overflow (CWE-190)?

The product performs a calculation that can produce an integer overflow, leading to unexpected values. View CWE-190 on MITRE CWE →