CVE-2026-90238
kernel: media: amd: isp4: fix self-deadlock in isp4sd_pwron_and_init() error path
Severity
LowRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 17, 2026
Updated · October 14, 2026
Description
A flaw was found in the Linux kernel's AMD ISP4 media driver. During the initialization process, a self-deadlock can occur if the isp4sd_pwron_and_init() function attempts to re-acquire a mutex it already holds. This issue can lead to a system deadlock, resulting in a Denial of Service (DoS) for the affected system.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-764 · Multiple Locks of a Critical Resource