CVE-2026-93098
kernel: rpmsg: glink: fix deadlock in endpoint destroy during driver detach
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 17, 2026
Updated · October 20, 2026
Description
A flaw was found in the Linux kernel. A deadlock can occur in the rpmsg: glink component during driver detachment. This issue arises when a redundant device unregistration attempts to acquire a mutex that is already held, causing the system to hang indefinitely. This can lead to a Denial of Service (DoS), making the system unresponsive.
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-833 · Deadlock