What’s Vulnerable › Vulnerabilities

CVE-2026-64332: USB: ulpi: fix memory leak on registration failure

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.1% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-07-25 · updated 2026-09-03
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: USB: ulpi: fix memory leak on registration failure The allocated device name is never freed on early ULPI device registration failures. Fix this by initialising the device structure earlier and releasing the initial reference whenever registration fails.

Affected products

• Linux kernel: from 4.2 before 5.10.261; from 5.11 before 5.15.212; from 5.16 before 6.1.178; from 6.2 before 6.6.145; from 6.7 before 6.12.96; from 6.13 before 6.18.39 — fixed in 5.10.261, 5.15.212, 6.1.178, 6.12.96, 6.18.39, 6.6.145

How to fix

Upgrade to a fixed version: Linux kernel 5.10.261, 5.15.212, 6.1.178, 6.12.96. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1967a7f0cd5c08eb479196daa5aaa4b7b7a7bd04
• https://git.kernel.org/stable/c/5c098f20f15db7f9126129686d1c6da2ce8bbeb0
• https://git.kernel.org/stable/c/624c57147df1977e0d3da53f1da7117861b9cf19
• https://git.kernel.org/stable/c/691e61e5d4cfc5a1b061e937f8cbf2126bfc19a0
• https://git.kernel.org/stable/c/88187a43135c79d0e43573b4d8f880bbb919eceb
• https://git.kernel.org/stable/c/8af6812795869a66e9b26044f455b13deecdb69c
• https://git.kernel.org/stable/c/d5b32f36c50894ac2df8fa184e6f35f3a6665ecd
• https://git.kernel.org/stable/c/e5493c9a98ffe083acf13ac064828ae598ba3c16

Get alerted when CVE-2026-64332 or the next vulnerability affects your stack