What’s Vulnerable › Vulnerabilities

CVE-2024-56546: drivers: soc: xilinx: add the missing kfree in xlnx_add_cb_for_suspend()

• 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: 2024-12-27 · updated 2026-06-17
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: drivers: soc: xilinx: add the missing kfree in xlnx_add_cb_for_suspend() If we fail to allocate memory for cb_data by kmalloc, the memory allocation for eve_data is never freed, add the missing kfree() in the error handling path.

Affected products

• Linux kernel: from 5.19 before 6.1.120; from 6.2 before 6.6.64; from 6.7 before 6.11.11; from 6.12 before 6.12.2 — fixed in 6.1.120, 6.11.11, 6.12.2, 6.6.64

How to fix

Upgrade to a fixed version: Linux kernel 6.1.120, 6.11.11, 6.12.2, 6.6.64. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/272168927f38bda46f6c1ed5f40de97689e7a5d2
• https://git.kernel.org/stable/c/44ed4f90a97ff6f339e50ac01db71544e0990efc
• https://git.kernel.org/stable/c/584d420771e1ad2bb74e19a19da8ae0fee0a6e1f
• https://git.kernel.org/stable/c/5a3bda42394ff137eb2d3d3d20d2956a8c6e9237
• https://git.kernel.org/stable/c/882d7afaa4b82c20a7be7a3a039532a80ebacd23
• https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html

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