What is CVE-2023-53288?

CVE-2023-53288 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a Memory Leak flaw (CWE-401), affecting Linux kernel versions from 4.8.7 onward and patched in 5.4.251, 5.10.188, 5.15.123 and others. CVE-2023-53288 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-53288?

CVE-2023-53288 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-2023-53288?

Yes, CVE-2023-53288 has been patched. Fixed versions include 5.4.251, 5.10.188, 5.15.123 and others. If you are running Linux kernel 4.8.7 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-53288 actively exploited?

CVE-2023-53288 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Memory Leak (CWE-401)?

The product does not release memory after use, causing gradual resource exhaustion. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/401.html

CVE-2023-53288

Medium

In the Linux kernel, the following vulnerability has been resolved: drm/client: Fix memory leak in drm_client_modeset_probe When a new mode is set to modeset->mode, the previous mode should be freed. This fixes the following kmemleak report: drm_mode_duplicate+0x45/0x220 [drm] drm_client_modeset_probe+0x944/0xf50 [drm] __drm_fb_helper_initial_config_and_unlock+0xb4/0x2c0 [drm_kms_helper] drm_fbdev_client_hotplug+0x2bc/0x4d0 [drm_kms_helper] drm_client_register+0x169/0x240 [drm] ast_pci_probe+0x142/0x190 [ast] local_pci_probe+0xdc/0x180 work_for_cpu_fn+0x4e/0xa0 process_one_work+0x8b7/0x1540 worker_thread+0x70a/0xed0 kthread+0x29f/0x340 ret_from_fork+0x1f/0x30

Package Linux Kernel

Published 2025-09-16

Last modified 2026-01-14

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

Weakness type

CWE-401

CVE-2023-53288 is a Memory Leak vulnerability

What is Memory Leak?

The product does not release memory after use, causing gradual resource exhaustion. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.8.7, 4.9 and later are affected. Fixed in 5.4.251, 5.10.188, 5.15.123, 6.1.42, 6.4.7, 6.5 and their respective stable series.

Affected from

≥ 4.8.7 ≥ 4.9

Fixed in

✓ 5.4.251 5.4.x ✓ 5.10.188 5.10.x ✓ 5.15.123 5.15.x ✓ 6.1.42 6.1.x ✓ 6.4.7 6.4.x ✓ 6.5

References

6 total

Kernel Git
https://git.kernel.org/stable/c/1369d0c586ad44f2d18fe2f4cbc5bcb24132fa71

Patch
Kernel Git
https://git.kernel.org/stable/c/2329cc7a101af1a844fbf706c0724c0baea38365

Patch
Kernel Git
https://git.kernel.org/stable/c/5d580017bdb9b3e930b6009e467e5e1589f8ca8a

Patch
Kernel Git
https://git.kernel.org/stable/c/5f2a12f64347f535c6ef55fa7eb36a2874d69b59

Patch
Kernel Git
https://git.kernel.org/stable/c/8108a494639e56aea77e7196a1d6ea89792b9d4a

Patch

Showing 5 of 6 references View all on NVD

Details

CVE ID CVE-2023-53288

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-09-16

Modified 2026-01-14

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-53288?

CVE-2023-53288 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a Memory Leak flaw (CWE-401) . It affects Linux kernel versions from 4.8.7 onward and has been patched in 5.4.251, 5.10.188, 5.15.123 and others. CVE-2023-53288 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-53288?

CVE-2023-53288 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-2023-53288?

Yes. CVE-2023-53288 has been patched. Fixed versions include 5.4.251, 5.10.188, 5.15.123 and others. If you are running Linux kernel 4.8.7 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-53288 actively exploited?

No. CVE-2023-53288 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.