CVE-2024-26673

kernel: netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations

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Severity

Low

Red Hat Product Security

6.1

CVSS 3.1

Review impact separately from score.

Published · April 2, 2024

Updated · March 18, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

netfilter: nft_ct: sanitize layer 3 and 4 protocol number in custom expectations

The Linux kernel CVE team has assigned CVE-2024-26673 to this issue.

Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024040212-CVE-2024-26673-b2d3@gregkh/T

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:H

CWE-99 · Improper Control of Resource Identifiers ('Resource Injection')