CVE-2024-27039

MEDIUM
Published May 1, 2024 Modified Sep 18, 2025

Description

In the Linux kernel, the following vulnerability has been resolved: clk: hisilicon: hi3559a: Fix an erroneous devm_kfree() 'p_clk' is an array allocated just before the for loop for all clk that need to be registered. It is incremented at each loop iteration. If a clk_register() call fails, 'p_clk' may point to something different from what should be freed. The best we can do, is to avoid this wrong release of memory.

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CVSS v3.1 Score

5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

Vendor Product
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel
linux linux_kernel

References

Advisories & Patches

https://git.kernel.org/stable/c/2cc572e0085ebd4b662b74a0f43222bc00df9a00 https://git.kernel.org/stable/c/3f8445f1c746fda180a7f75372ed06b24e9cefe2 https://git.kernel.org/stable/c/64c6a38136b74a2f18c42199830975edd9fbc379 https://git.kernel.org/stable/c/95d1f1228c1bb54803ae57525b76db60e99b37e4 https://git.kernel.org/stable/c/d575765b1b62e8bdb00af11caa1aabeb01763d9f https://git.kernel.org/stable/c/e0b0d1c46a2ce1e46b79d004a7270fdef872e097 https://git.kernel.org/stable/c/2cc572e0085ebd4b662b74a0f43222bc00df9a00 https://git.kernel.org/stable/c/3f8445f1c746fda180a7f75372ed06b24e9cefe2 https://git.kernel.org/stable/c/64c6a38136b74a2f18c42199830975edd9fbc379 https://git.kernel.org/stable/c/95d1f1228c1bb54803ae57525b76db60e99b37e4 https://git.kernel.org/stable/c/d575765b1b62e8bdb00af11caa1aabeb01763d9f https://git.kernel.org/stable/c/e0b0d1c46a2ce1e46b79d004a7270fdef872e097

Frequently Asked Questions

What is CVE-2024-27039? +
In the Linux kernel, the following vulnerability has been resolved: clk: hisilicon: hi3559a: Fix an erroneous devm_kfree() 'p_clk' is an array allocated just before the for loop for all clk that need to be registered. It is incremented at each loop iteration. If a clk_register() call fails, 'p_clk' may point to something different from what should be freed. The best we can do, is to avoid this wrong release of memory. It has a CVSS v3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2024-27039? +
CVE-2024-27039 has a CVSS v3.1 score of 5.5 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance.
What products are affected by CVE-2024-27039? +
CVE-2024-27039 affects products from linux, specifically: linux_kernel. Check the affected products table above for specific version ranges.
How do I check if I'm vulnerable to CVE-2024-27039? +
You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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