What is CVE-2023-53080?

CVE-2023-53080 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 4.18 onward and patched in 5.10.177, 5.15.105, 6.1.22 and others. CVE-2023-53080 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-53080?

CVE-2023-53080 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-2023-53080?

Yes, CVE-2023-53080 has been patched. Fixed versions include 5.10.177, 5.15.105, 6.1.22 and others. If you are running Linux kernel 4.18 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-53080 actively exploited?

CVE-2023-53080 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-53080

Medium

In the Linux kernel, the following vulnerability has been resolved: xsk: Add missing overflow check in xdp_umem_reg The number of chunks can overflow u32. Make sure to return -EINVAL on overflow. Also remove a redundant u32 cast assigning umem->npgs.

Package Linux Kernel

Published 2025-05-02

Last modified 2025-11-12

CVSS version 3.1

Patch available

Yes

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

Affected versions

Linux kernel versions 4.18 and later are affected. Fixed in 5.10.177, 5.15.105, 6.1.22, 6.2.9, 6.3 and their respective stable series.

Affected from

≥ 4.18

Fixed in

✓ 5.10.177 5.10.x ✓ 5.15.105 5.15.x ✓ 6.1.22 6.1.x ✓ 6.2.9 6.2.x ✓ 6.3

References

The following references provide additional information about CVE-2023-53080 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Kernel patch commit
https://git.kernel.org/stable/c/3cfc3564411acf96bf2fb791f706a1aa4f872c1d
Patch
Kernel patch commit
https://git.kernel.org/stable/c/580634b03a55f04a3c1968bcbd97736c079c6601
Patch
Kernel patch commit
https://git.kernel.org/stable/c/a069909acc4435eeb41d05ccc03baa447cc01b7e
Patch

5 patch commits total View all on NVD

Details

CVE ID CVE-2023-53080

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-05-02

Modified 2025-11-12

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-53080?

CVE-2023-53080 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 4.18 onward and has been patched in 5.10.177, 5.15.105, 6.1.22 and others. CVE-2023-53080 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-53080?

CVE-2023-53080 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-2023-53080?

Yes — CVE-2023-53080 has been patched. Fixed versions include 5.10.177, 5.15.105, 6.1.22 and others. If you are running Linux kernel 4.18 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-53080 actively exploited?

No — CVE-2023-53080 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.