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CVE-2023-53535

7.1 · HIGH

In the Linux kernel, the following vulnerability has been resolved: net: bcmgenet: Add a check for oversized packets Occasionnaly we may get oversized packets from the hardware which exceed the n…

Published Oct 4, 2025EPSS 0.23%

Overview

CVE-2023-53535 is a high-severity vulnerability. It was published on October 4, 2025 and has a CVSS 3.1 base score of 7.1 (HIGH).

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

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

net: bcmgenet: Add a check for oversized packets

Occasionnaly we may get oversized packets from the hardware which

exceed the nomimal 2KiB buffer size we allocate SKBs with. Add an early

check which drops the packet to avoid invoking skb_over_panic() and move

on to processing the next packet.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refgit.kernel.org/stable/c/124ca24e0de958d2e20e0aa1e2434af7b72f8887Refgit.kernel.org/stable/c/411317d2a4a7d6049d8efeef0d32ae43f8baefceRefgit.kernel.org/stable/c/5c0862c2c962052ed5055220a00ac1cefb92fbcdRefgit.kernel.org/stable/c/5f56767fb5f2df875b6553e08dbec6a45431c988Refgit.kernel.org/stable/c/7cdb07e10c1258c08f31b24898930e4ece88d163Refgit.kernel.org/stable/c/841881320562cbeac7046b537b91cd000480cea2Refgit.kernel.org/stable/c/87363d1ab55e497702a9506ff423c422639c8a25Refgit.kernel.org/stable/c/c34b1c0870323649d45c5074828d7f754dea2673

How CyberStrike helps

Frequently asked questions

What is CVE-2023-53535?

CVE-2023-53535 is a high-severity vulnerability. It was published on October 4, 2025 and has a CVSS 3.1 base score of 7.1 (HIGH).

How severe is CVE-2023-53535?

This vulnerability has a CVSS 3.1 base score of 7.1, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2023-53535?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2023-53535?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2023-53535 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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