What’s Vulnerable › Vulnerabilities

CVE-2023-54101: driver: soc: xilinx: use _safe loop iterator to avoid a use after free

• Severity: unknown
• 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: 2025-12-24 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: driver: soc: xilinx: use _safe loop iterator to avoid a use after free The hash_for_each_possible() loop dereferences "eve_data" to get the next item on the list. However the loop frees eve_data so it leads to a use after free. Use hash_for_each_possible_safe() instead.

Affected products

• Linux kernel: 5.17 — fixed in 6.5

How to fix

Upgrade to a fixed version: Linux kernel 6.5. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/256aace3a5d8c987183ba4832dffb36f48ea7d3b
• https://git.kernel.org/stable/c/49fca83f6f3f0cafe5bf5b43e8ee81cf73c2d5e0
• https://git.kernel.org/stable/c/c58da0ba3e5c86e51e2c1557afaf6f71e00c4533
• https://git.kernel.org/stable/c/f16599e638073ef0b2828bb64f5e99138e9381b5

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