What’s Vulnerable › Vulnerabilities

CVE-2026-53030: i3c: master: renesas: Fix memory leak in renesas_i3c_i3c_xfers()

• 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: 2026-06-24 · updated 2026-07-14
• Weakness: CWE-401

Description

In the Linux kernel, the following vulnerability has been resolved: i3c: master: renesas: Fix memory leak in renesas_i3c_i3c_xfers() The xfer structure allocated by renesas_i3c_alloc_xfer() was never freed in the renesas_i3c_i3c_xfers() function. Use the __free(kfree) cleanup attribute to automatically free the memory when the variable goes out of scope.

Affected products

• Linux kernel: from 6.17 before 6.18.33; from 6.19 before 7.0.10 — fixed in 6.18.33, 7.0.10

How to fix

Upgrade to a fixed version: Linux kernel 6.18.33, 7.0.10. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1b6a7e94be678d34a9ccb9db7e2443ae02ad2bc8
• https://git.kernel.org/stable/c/ab8f00ffcca0f618fb8198d358f24728950d9860
• https://git.kernel.org/stable/c/d7665c3b4f575251e449e2656879392346ca612b

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