SB20260528215 - Improper resource shutdown or release in Linux kernel i3c master driver

Description

This security bulletin contains information about 1 vulnerability.

1) Improper resource shutdown or release (CVE-ID: CVE-2026-45863)

CWE-ID: CWE-404 - Improper Resource Shutdown or Release

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to cause a denial of service.

The vulnerability exists due to improper resource shutdown or release in dw_i3c_master_i2c_xfers() when handling a failure from pm_runtime_resume_and_get(). A local user can trigger the error path to cause a denial of service.

The issue results in a memory leak in the kernel.

Remediation

Install update from vendor's website.

References

• https://git.kernel.org/stable/c/140a45bd4f6db7d1b30cab967d29689b946c52fa
• https://git.kernel.org/stable/c/2537089413514caaa9a5fdeeac3a34d45100f747
• https://git.kernel.org/stable/c/8e71414e252c1cb235911008a98fd47927d3a55c
• https://git.kernel.org/stable/c/a2c41467ef42f69a3958493a0395ba75174710dc