CVE-2024-42154

MEDIUM
Published Jul 30, 2024 Modified Nov 3, 2025 CWE-754

Description

In the Linux kernel, the following vulnerability has been resolved: tcp_metrics: validate source addr length I don't see anything checking that TCP_METRICS_ATTR_SADDR_IPV4 is at least 4 bytes long, and the policy doesn't have an entry for this attribute at all (neither does it for IPv6 but v6 is manually validated).

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CVSS v3.1 Score

4.4
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Weakness Type (CWE)

CWE-754 CWE-754

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/19d997b59fa1fd7a02e770ee0881c0652b9c32c9 https://git.kernel.org/stable/c/2a2e79dbe2236a1289412d2044994f7ab419b44c https://git.kernel.org/stable/c/31f03bb04146c1c6df6c03e9f45401f5f5a985d3 https://git.kernel.org/stable/c/3d550dd5418729a6e77fe7721d27adea7152e321 https://git.kernel.org/stable/c/66be40e622e177316ae81717aa30057ba9e61dff https://git.kernel.org/stable/c/8c2debdd170e395934ac0e039748576dfde14e99 https://git.kernel.org/stable/c/cdffc358717e436bb67122bb82c1a2a26e050f98 https://git.kernel.org/stable/c/ef7c428b425beeb52b894e16f1c4b629d6cebfb6 https://git.kernel.org/stable/c/19d997b59fa1fd7a02e770ee0881c0652b9c32c9 https://git.kernel.org/stable/c/2a2e79dbe2236a1289412d2044994f7ab419b44c https://git.kernel.org/stable/c/31f03bb04146c1c6df6c03e9f45401f5f5a985d3 https://git.kernel.org/stable/c/3d550dd5418729a6e77fe7721d27adea7152e321 https://git.kernel.org/stable/c/66be40e622e177316ae81717aa30057ba9e61dff https://git.kernel.org/stable/c/8c2debdd170e395934ac0e039748576dfde14e99 https://git.kernel.org/stable/c/cdffc358717e436bb67122bb82c1a2a26e050f98 https://git.kernel.org/stable/c/ef7c428b425beeb52b894e16f1c4b629d6cebfb6

Frequently Asked Questions

What is CVE-2024-42154? +
In the Linux kernel, the following vulnerability has been resolved: tcp_metrics: validate source addr length I don't see anything checking that TCP_METRICS_ATTR_SADDR_IPV4 is at least 4 bytes long, and the policy doesn't have an entry for this attribute at all (neither does it for IPv6 but v6 is manually validated). It has a CVSS v3.1 base score of 4.4 (MEDIUM).
How severe is CVE-2024-42154? +
CVE-2024-42154 has a CVSS v3.1 score of 4.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-42154? +
CVE-2024-42154 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-42154? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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