What is CVE-2024-53103?

CVE-2024-53103 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10, classified as a Use After Free flaw (CWE-416), affecting Linux kernel versions from 4.14 onward and patched in 4.19.324, 5.4.286, 5.10.230 and others. CVE-2024-53103 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-53103?

CVE-2024-53103 has a CVSS score of 7.8 out of 10, rated High severity. The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Is there a patch available for CVE-2024-53103?

Yes, CVE-2024-53103 has been patched. Fixed versions include 4.19.324, 5.4.286, 5.10.230 and others. If you are running Linux kernel 4.14 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-53103 actively exploited?

CVE-2024-53103 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Use After Free (CWE-416)?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/416.html

CVE-2024-53103

High

In the Linux kernel, the following vulnerability has been resolved: hv_sock: Initializing vsk->trans to NULL to prevent a dangling pointer When hvs is released, there is a possibility that vsk->trans may not be initialized to NULL, which could lead to a dangling pointer. This issue is resolved by initializing vsk->trans to NULL.

Package Linux Kernel

Published 2024-12-02

Last modified 2025-11-03

CVSS version 3.1

Patch available

Yes

CVSS 3.1 score

7.8

out of 10

High

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Vector string

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

Weakness type

CWE-416

CVE-2024-53103 is a Use After Free vulnerability

What is Use After Free?

The product references memory after it has been freed, which may cause it to crash, use unexpected values, or execute code. Learn more on MITRE CWE

Affected versions

Linux kernel versions 4.14 and later are affected. Fixed in 4.19.324, 5.4.286, 5.10.230, 5.15.172, 6.1.117, 6.6.61, 6.11.8, 6.12.1, 6.13 and their respective stable series.

Affected from

≥ 4.14

Fixed in

✓ 4.19.324 4.19.x ✓ 5.4.286 5.4.x ✓ 5.10.230 5.10.x ✓ 5.15.172 5.15.x ✓ 6.1.117 6.1.x ✓ 6.6.61 6.6.x ✓ 6.11.8 6.11.x ✓ 6.12.1 6.12.x ✓ 6.13

References

11 total

Kernel Git
https://git.kernel.org/stable/c/285266ef92f7b4bf7d26e1e95e215ce6a6badb4a

Patch
Kernel Git
https://git.kernel.org/stable/c/414476c4fb11be070c09ab8f3e75c9ee324a108a

Patch
Kernel Git
https://git.kernel.org/stable/c/4bdc5a62c6e50600d8a1c3e18fd6dce0c27c9497

Patch
Kernel Git
https://git.kernel.org/stable/c/4fe1d42f2acc463b733bb42e3f8e67dbc2a0eb2d

Patch
Kernel Git
https://git.kernel.org/stable/c/7cf25987820350cb950856c71b409e5b6eed52bd

Patch

Showing 5 of 11 references View all on NVD

Details

CVE ID CVE-2024-53103

Severity High

CVSS score 7.8 / 10

CVSS version 3.1

Published 2024-12-02

Modified 2025-11-03

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-53103?

CVE-2024-53103 is a High severity Linux kernel vulnerability with a CVSS score of 7.8 out of 10 , classified as an Use After Free flaw (CWE-416) . It affects Linux kernel versions from 4.14 onward and has been patched in 4.19.324, 5.4.286, 5.10.230 and others. CVE-2024-53103 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-53103?

CVE-2024-53103 has a CVSS score of 7.8 out of 10, rated High severity (CVSS 3.1). The vector string is CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Is there a patch available for CVE-2024-53103?

Yes. CVE-2024-53103 has been patched. Fixed versions include 4.19.324, 5.4.286, 5.10.230 and others. If you are running Linux kernel 4.14 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-53103 actively exploited?

No. CVE-2024-53103 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.