What’s Vulnerable › Vulnerabilities

CVE-2025-38160: clk: bcm: rpi: Add NULL check in raspberrypi_clk_register()

• 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: 2025-07-03 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: clk: bcm: rpi: Add NULL check in raspberrypi_clk_register() devm_kasprintf() returns NULL when memory allocation fails. Currently, raspberrypi_clk_register() does not check for this case, which results in a NULL pointer dereference. Add NULL check after devm_kasprintf() to prevent this issue.

Affected products

• Debian Linux: 11.0
• Linux kernel: from 5.9 before 5.10.239; from 5.11 before 5.15.186; from 5.16 before 6.1.142; from 6.2 before 6.6.94; from 6.7 before 6.12.34; from 6.13 before 6.15.3 — fixed in 5.10.239, 5.15.186, 6.1.142, 6.12.34, 6.15.3, 6.6.94

How to fix

Upgrade to a fixed version: Linux kernel 5.10.239, 5.15.186, 6.1.142, 6.12.34. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/0a2712cd24ecfeb520af60f6f859b442c7ab01ff
• https://git.kernel.org/stable/c/1b69a5299f28ce8e6afa37c3690dbc14c3a1f53f
• https://git.kernel.org/stable/c/3c1adc2f8c732ea09e8c4bce5941fec019c6205d
• https://git.kernel.org/stable/c/52562161df3567cdaedada46834a7a8d8c4ab737
• https://git.kernel.org/stable/c/54ce9bcdaee59d4ef0703f390d55708557818f9e
• https://git.kernel.org/stable/c/73c46d9a93d071ca69858dea3f569111b03e549e
• https://git.kernel.org/stable/c/938f625bd3364cfdc93916739add3b637ff90368
• https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
• https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html

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