What is CVE-2023-52465?

CVE-2023-52465 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, classified as a NULL Pointer Dereference flaw (CWE-476), affecting Linux kernel versions from 6.5 onward and patched in 6.6.14, 6.7.2 and 6.8. CVE-2023-52465 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52465?

CVE-2023-52465 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-2023-52465?

Yes, CVE-2023-52465 has been patched. Fixed versions include 6.6.14, 6.7.2 and 6.8. If you are running Linux kernel 6.5 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2023-52465 actively exploited?

CVE-2023-52465 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-2023-52465

Medium

In the Linux kernel, the following vulnerability has been resolved: power: supply: Fix null pointer dereference in smb2_probe devm_kasprintf and devm_kzalloc return a pointer to dynamically allocated memory which can be NULL upon failure.

Package Linux Kernel

Published 2024-02-26

Last modified 2024-11-21

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-476

CVE-2023-52465 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 6.5 and later are affected. Fixed in 6.6.14, 6.7.2, 6.8 and their respective stable series.

Affected from

≥ 6.5

Fixed in

✓ 6.6.14 6.6.x ✓ 6.7.2 6.7.x ✓ 6.8

References

3 total

Kernel Git
https://git.kernel.org/stable/c/88f04bc3e737155e13caddf0ba8ed19db87f0212

Patch
Kernel Git
https://git.kernel.org/stable/c/bd3d2ec447ede9da822addf3960a5f4275e3ae76

Patch
Kernel Git
https://git.kernel.org/stable/c/e2717302fbc20f148bcda362facee0444b949a3a

Patch

Details

CVE ID CVE-2023-52465

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-02-26

Modified 2024-11-21

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52465?

CVE-2023-52465 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 6.5 onward and has been patched in 6.6.14, 6.7.2 and 6.8. CVE-2023-52465 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52465?

CVE-2023-52465 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-2023-52465?

Yes. CVE-2023-52465 has been patched. Fixed versions include 6.6.14, 6.7.2 and 6.8. If you are running Linux kernel 6.5 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2023-52465 actively exploited?

No. CVE-2023-52465 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.