What is CVE-2023-53185?

CVE-2023-53185 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 2.6.35 onward and patched in 4.14.322, 4.19.291, 5.4.251 and others. CVE-2023-53185 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-53185?

CVE-2023-53185 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-2023-53185?

Yes, CVE-2023-53185 has been patched. Fixed versions include 4.14.322, 4.19.291, 5.4.251 and others. If you are running Linux kernel 2.6.35 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-53185 actively exploited?

CVE-2023-53185 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2023-53185

Medium

In the Linux kernel, the following vulnerability has been resolved: wifi: ath9k: don't allow to overwrite ENDPOINT0 attributes A bad USB device is able to construct a service connection response message with target endpoint being ENDPOINT0 which is reserved for HTC_CTRL_RSVD_SVC and should not be modified to be used for any other services. Reject such service connection responses. Found by Linux Verification Center (linuxtesting.org) with Syzkaller.

Package Linux Kernel

Published 2025-09-15

Last modified 2025-12-02

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 2.6.35 and later are affected. Fixed in 4.14.322, 4.19.291, 5.4.251, 5.10.188, 5.15.121, 6.1.39, 6.3.13, 6.4.4, 6.5 and their respective stable series.

Affected from

≥ 2.6.35

Fixed in

✓ 4.14.322 4.14.x ✓ 4.19.291 4.19.x ✓ 5.4.251 5.4.x ✓ 5.10.188 5.10.x ✓ 5.15.121 5.15.x ✓ 6.1.39 6.1.x ✓ 6.3.13 6.3.x ✓ 6.4.4 6.4.x ✓ 6.5

References

The following references provide additional information about CVE-2023-53185 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/061b0cb9327b80d7a0f63a33e7c3e2a91a71f142
Patch
Kernel patch commit
https://git.kernel.org/stable/c/09740fa9827cfbaf23ecd041e602a426f99be888
Patch
Kernel patch commit
https://git.kernel.org/stable/c/1044187e7249073f719ebbf9e5ffb4f16f99e555
Patch

9 patch commits total View all on NVD

Details

CVE ID CVE-2023-53185

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2025-09-15

Modified 2025-12-02

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-53185?

CVE-2023-53185 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 2.6.35 onward and has been patched in 4.14.322, 4.19.291, 5.4.251 and others. CVE-2023-53185 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-53185?

CVE-2023-53185 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-2023-53185?

Yes — CVE-2023-53185 has been patched. Fixed versions include 4.14.322, 4.19.291, 5.4.251 and others. If you are running Linux kernel 2.6.35 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-53185 actively exploited?

No — CVE-2023-53185 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.