What is CVE-2023-52573?

CVE-2023-52573 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 5.1 onward and patched in 5.4.258, 5.10.198, 5.15.134 and others. CVE-2023-52573 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2023-52573?

CVE-2023-52573 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-2023-52573?

Yes, CVE-2023-52573 has been patched. Fixed versions include 5.4.258, 5.10.198, 5.15.134 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-2023-52573 actively exploited?

CVE-2023-52573 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-2023-52573

Medium

In the Linux kernel, the following vulnerability has been resolved: net: rds: Fix possible NULL-pointer dereference In rds_rdma_cm_event_handler_cmn() check, if conn pointer exists before dereferencing it as rdma_set_service_type() argument Found by Linux Verification Center (linuxtesting.org) with SVACE.

Package Linux Kernel

Published 2024-03-02

Last modified 2024-12-11

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-2023-52573 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 5.1 and later are affected. Fixed in 5.4.258, 5.10.198, 5.15.134, 6.1.56, 6.5.6, 6.6 and their respective stable series.

Affected from

≥ 5.1

Fixed in

✓ 5.4.258 5.4.x ✓ 5.10.198 5.10.x ✓ 5.15.134 5.15.x ✓ 6.1.56 6.1.x ✓ 6.5.6 6.5.x ✓ 6.6

References

6 total

Kernel Git
https://git.kernel.org/stable/c/069ac51c37a6f07a51f7134d8c34289075786a35

Patch
Kernel Git
https://git.kernel.org/stable/c/51fa66024a5eabf270164f2dc82a48ffb35a12e9

Patch
Kernel Git
https://git.kernel.org/stable/c/812da2a08dc5cc75fb71e29083ea20904510ac7a

Patch
Kernel Git
https://git.kernel.org/stable/c/ea82139e6e3561100d38d14401d57c0ea93fc07e

Patch
Kernel Git
https://git.kernel.org/stable/c/f1d95df0f31048f1c59092648997686e3f7d9478

Patch

Showing 5 of 6 references View all on NVD

Details

CVE ID CVE-2023-52573

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-03-02

Modified 2024-12-11

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2023-52573?

CVE-2023-52573 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 5.1 onward and has been patched in 5.4.258, 5.10.198, 5.15.134 and others. CVE-2023-52573 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2023-52573?

CVE-2023-52573 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-2023-52573?

Yes. CVE-2023-52573 has been patched. Fixed versions include 5.4.258, 5.10.198, 5.15.134 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-2023-52573 actively exploited?

No. CVE-2023-52573 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.