What is CVE-2024-45018?

CVE-2024-45018 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10, affecting Linux kernel versions from 5.5 onward and patched in 5.10.225, 5.15.166, 6.1.107 and others. CVE-2024-45018 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2024-45018?

CVE-2024-45018 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-2024-45018?

Yes, CVE-2024-45018 has been patched. Fixed versions include 5.10.225, 5.15.166, 6.1.107 and others. If you are running Linux kernel 5.5 or later up to the fix versions, apply the relevant patch for your kernel branch.

Is CVE-2024-45018 actively exploited?

CVE-2024-45018 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

CVE-2024-45018

Medium

In the Linux kernel, the following vulnerability has been resolved: netfilter: flowtable: initialise extack before use Fix missing initialisation of extack in flow offload.

Package Linux Kernel

Published 2024-09-11

Last modified 2026-05-12

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-665

CVE-2024-45018 is classified as CWE-665

See CWE-665 on MITRE CWE for full details on this weakness type.

Affected versions

Linux kernel versions 5.5 and later are affected. Fixed in 5.10.225, 5.15.166, 6.1.107, 6.6.48, 6.10.7, 6.11 and their respective stable series.

Affected from

≥ 5.5

Fixed in

✓ 5.10.225 5.10.x ✓ 5.15.166 5.15.x ✓ 6.1.107 6.1.x ✓ 6.6.48 6.6.x ✓ 6.10.7 6.10.x ✓ 6.11

References

The following references provide additional information about CVE-2024-45018 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

Debian Security
https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
Debian Security
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html
Cert-Portal
https://cert-portal.siemens.com/productcert/html/ssa-265688.html
Kernel patch commit
https://git.kernel.org/stable/c/119be227bc04f5035efa64cb823b8a5ca5e2d1c1
Patch
Kernel patch commit
https://git.kernel.org/stable/c/356beb911b63a8cff34cb57f755c2a2d2ee9dec7
Patch
Kernel patch commit
https://git.kernel.org/stable/c/7eafeec6be68ebd6140a830ce9ae68ad5b67ec78
Patch

6 patch commits total View all on NVD

Details

CVE ID CVE-2024-45018

Severity Medium

CVSS score 5.5 / 10

CVSS version 3.1

Published 2024-09-11

Modified 2026-05-12

KEV No

Patch

Yes

Package linux

Frequently asked questions

What is CVE-2024-45018?

CVE-2024-45018 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 . It affects Linux kernel versions from 5.5 onward and has been patched in 5.10.225, 5.15.166, 6.1.107 and others. CVE-2024-45018 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2024-45018?

CVE-2024-45018 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-2024-45018?

Yes — CVE-2024-45018 has been patched. Fixed versions include 5.10.225, 5.15.166, 6.1.107 and others. If you are running Linux kernel 5.5 or later up to the fix versions, apply the relevant patch for your kernel branch.
Is CVE-2024-45018 actively exploited?

No — CVE-2024-45018 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.