What is CVE-2023-2593?

CVE-2023-2593 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.9 out of 10, classified as a Infinite Loop flaw (CWE-835). CVE-2023-2593 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-2593?

CVE-2023-2593 has a CVSS score of 5.9 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2023-2593?

No patch is currently available for CVE-2023-2593. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2023-2593 actively exploited?

CVE-2023-2593 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Infinite Loop (CWE-835)?

The product contains an iteration that does not exit even when it should. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/835.html

CVE-2023-2593

Medium

A flaw exists within the Linux kernel's handling of new TCP connections. The issue results from the lack of memory release after its effective lifetime. This vulnerability allows an unauthenticated attacker to create a denial of service condition on the system.

Package Linux Kernel

Published 2025-07-30

Last modified 2026-04-15

CVSS version 3.1

Patch available

Awaiting data

CVSS 3.1 score

5.9

out of 10

Medium

Attack Vector

Network

Attack Complexity

High

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-835

CVE-2023-2593 is a Infinite Loop vulnerability

What is Infinite Loop?

The product contains an iteration that does not exit even when it should. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2023-2593 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Details

CVE ID CVE-2023-2593

Severity Medium

CVSS score 5.9 / 10

CVSS version 3.1

Published 2025-07-30

Modified 2026-04-15

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2023-2593?

CVE-2023-2593 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.9 out of 10 , classified as an Infinite Loop flaw (CWE-835) . CVE-2023-2593 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-2593?

CVE-2023-2593 has a CVSS score of 5.9 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2023-2593?

No patch is currently available for CVE-2023-2593. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2023-2593 actively exploited?

No — CVE-2023-2593 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Infinite Loop (CWE-835)?

The product contains an iteration that does not exit even when it should. View CWE-835 on MITRE CWE →