What is CVE-2023-52844?

CVE-2023-52844 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.2 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476), affecting Linux kernel versions from 5.10 onward and patched in 5.10.201, 5.15.139, 6.1.63 and others. CVE-2023-52844 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52844?

CVE-2023-52844 has a CVSS score of 6.2 out of 10, rated Medium severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Is there a patch available for CVE-2023-52844?

Yes, CVE-2023-52844 has been patched. Fixed versions include 5.10.201, 5.15.139, 6.1.63 and others. If you are running Linux kernel 5.10 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52844 actively exploited?

CVE-2023-52844 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is NULL Pointer Dereference (CWE-476)?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/476.html

CVE-2023-52844

Medium

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: psi: Add check for kstrdup Add check for the return value of kstrdup() and return the error if it fails in order to avoid NULL pointer dereference.

Package Linux Kernel

Published 2024-05-21

Last modified 2025-04-02

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

6.2

out of 10

Medium

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

High

Vector string

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

Weakness type

CWE-476

CVE-2023-52844 is a NULL Pointer Dereference vulnerability

What is NULL Pointer Dereference?

The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE

Affected versions

Linux kernel versions 5.10 and later are affected. Fixed in 5.10.201, 5.15.139, 6.1.63, 6.5.12, 6.6.2, 6.7 and their respective stable series.

Affected from

≥ 5.10

Fixed in

✓ 5.10.201 5.10.x ✓ 5.15.139 5.15.x ✓ 6.1.63 6.1.x ✓ 6.5.12 6.5.x ✓ 6.6.2 6.6.x ✓ 6.7

References

6 total

Kernel Git
https://git.kernel.org/stable/c/3387490c89b10aeb4e71d78b65dbc9ba4b2385b9

Patch
Kernel Git
https://git.kernel.org/stable/c/5c26aae3723965c291c65dd2ecad6a3240d422b0

Patch
Kernel Git
https://git.kernel.org/stable/c/5cfcc8de7d733a1137b86954cc28ce99972311ad

Patch
Kernel Git
https://git.kernel.org/stable/c/76a2c5df6ca8bd8ada45e953b8c72b746f42918d

Patch
Kernel Git
https://git.kernel.org/stable/c/a51335704a3f90eaf23a6864faefca34b382490a

Patch

Showing 5 of 6 references View all on NVD

Details

CVE ID CVE-2023-52844

Severity Medium

CVSS score 6.2 / 10

CVSS version 3.1

Published 2024-05-21

Modified 2025-04-02

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52844?

CVE-2023-52844 is a Medium severity Linux kernel vulnerability with a CVSS score of 6.2 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 5.10 onward and has been patched in 5.10.201, 5.15.139, 6.1.63 and others. CVE-2023-52844 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52844?

CVE-2023-52844 has a CVSS score of 6.2 out of 10, rated Medium severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Is there a patch available for CVE-2023-52844?

Yes. CVE-2023-52844 has been patched. Fixed versions include 5.10.201, 5.15.139, 6.1.63 and others. If you are running Linux kernel 5.10 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52844 actively exploited?

No. CVE-2023-52844 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.