What is CVE-2023-52656?

CVE-2023-52656 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.1 onward and patched in 5.4.273, 5.10.214, 5.15.153 and others. CVE-2023-52656 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52656?

CVE-2023-52656 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-2023-52656?

Yes, CVE-2023-52656 has been patched. Fixed versions include 5.4.273, 5.10.214, 5.15.153 and others. If you are running Linux kernel 5.1 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52656 actively exploited?

CVE-2023-52656 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-52656

Medium

In the Linux kernel, the following vulnerability has been resolved: io_uring: drop any code related to SCM_RIGHTS This is dead code after we dropped support for passing io_uring fds over SCM_RIGHTS, get rid of it.

Package Linux Kernel

Published 2024-05-14

Last modified 2025-12-23

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 5.1 and later are affected. Fixed in 5.4.273, 5.10.214, 5.15.153, 6.1.83, 6.6.23, 6.7.11, 6.8 and their respective stable series.

Affected from

≥ 5.1

Fixed in

✓ 5.4.273 5.4.x ✓ 5.10.214 5.10.x ✓ 5.15.153 5.15.x ✓ 6.1.83 6.1.x ✓ 6.6.23 6.6.x ✓ 6.7.11 6.7.x ✓ 6.8

References

8 total

Kernel Git
https://git.kernel.org/stable/c/6e5e6d274956305f1fc0340522b38f5f5be74bdb

Patch
Kernel Git
https://git.kernel.org/stable/c/6fc19b3d8a45ff0e5d50ec8184cee1d5eac1a8ba

Patch
Kernel Git
https://git.kernel.org/stable/c/88c49d9c896143cdc0f77197c4dcf24140375e89

Patch
Kernel Git
https://git.kernel.org/stable/c/a3812a47a32022ca76bf46ddacdd823dc2aabf8b

Patch
Kernel Git
https://git.kernel.org/stable/c/a6771f343af90a25f3a14911634562bb5621df02

Patch

Showing 5 of 8 references View all on NVD

Details

CVE ID CVE-2023-52656

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-05-14

Modified 2025-12-23

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52656?

CVE-2023-52656 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.1 onward and has been patched in 5.4.273, 5.10.214, 5.15.153 and others. CVE-2023-52656 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52656?

CVE-2023-52656 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-2023-52656?

Yes. CVE-2023-52656 has been patched. Fixed versions include 5.4.273, 5.10.214, 5.15.153 and others. If you are running Linux kernel 5.1 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52656 actively exploited?

No. CVE-2023-52656 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.