What’s Vulnerable › Vulnerabilities

CVE-2025-37888: net/mlx5: Fix null-ptr-deref in mlx5_create_{inner_,}ttc_table()

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-05-09 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix null-ptr-deref in mlx5_create_{inner_,}ttc_table() Add NULL check for mlx5_get_flow_namespace() returns in mlx5_create_inner_ttc_table() and mlx5_create_ttc_table() to prevent NULL pointer dereference.

Affected products

• Linux kernel: from 6.10 before 6.12.26; from 6.13 before 6.14.5; 6.15-rc1, 6.15-rc2, 6.15-rc3 — fixed in 6.12.26, 6.14.5

How to fix

Upgrade to a fixed version: Linux kernel 6.12.26, 6.14.5. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0b682680b12b08cd62b113ea92b2938195de1dfe
• https://git.kernel.org/stable/c/91037037ee3d611ce17f39d75f79c7de394b122a
• https://git.kernel.org/stable/c/ecd9d2647ddb4f42a121de648e48659ae1856c39

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