What’s Vulnerable › Vulnerabilities

CVE-2023-53058: net/mlx5: E-Switch, Fix an Oops in error handling code

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-02 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: E-Switch, Fix an Oops in error handling code The error handling dereferences "vport". There is nothing we can do if it is an error pointer except returning the error code.

Affected products

• Linux kernel: from 5.8 before 5.10.177; from 5.11 before 5.15.105; from 5.16 before 6.1.22; from 6.2 before 6.2.9; 6.3-rc1, 6.3-rc2, 6.3-rc3 — fixed in 5.10.177, 5.15.105, 6.1.22, 6.2.9

How to fix

Upgrade to a fixed version: Linux kernel 5.10.177, 5.15.105, 6.1.22, 6.2.9. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1a9853a7437a22fd849347008fb3c85087906b56
• https://git.kernel.org/stable/c/388188fb58bef9e7f3ca4f8970f03d493b66909f
• https://git.kernel.org/stable/c/5eadc80328298ef7beaaf0cd96791667d3b485ca
• https://git.kernel.org/stable/c/640fcdbcf27fc62de9223f958ceb4e897a00e791
• https://git.kernel.org/stable/c/c4c977935b2fc60084b3735737d17a06e7ba1bd0

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