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Medium severity5.5NVD Advisory· Published Sep 19, 2025· Updated Jun 17, 2026

CVE-2025-39858

CVE-2025-39858

Description

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

eth: mlx4: Fix IS_ERR() vs NULL check bug in mlx4_en_create_rx_ring

Replace NULL check with IS_ERR() check after calling page_pool_create() since this function returns error pointers (ERR_PTR). Using NULL check could lead to invalid pointer dereference.

Affected products

8
  • Linux/Kernelllm-fuzzy7 versions
    (expand)+ 6 more
    • (no CPE)
    • (no CPE)range: 6.15
    • cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=6.15,<6.16.6
    • cpe:2.3:o:linux:linux_kernel:6.17:rc1:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.17:rc2:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.17:rc3:*:*:*:*:*:*
    • cpe:2.3:o:linux:linux_kernel:6.17:rc4:*:*:*:*:*:*
  • osv-coords
    pkg:linux/kernel
    Range: >= 6.15.0, < 6.16.6

Patches

Vulnerability mechanics

References

2

News mentions

0

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