CVE-2026-31729

medium Red Hat
CVSS v3 Base Score
7.0
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
0.0%
Exploitation probability in 30 days
Top 95% most likely to be exploited
Attack Characteristics
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Confidentiality
High
Integrity
High
Availability
High
Published: May 1, 2026 (13 days ago)
Last Modified: May 1, 2026
Vendor: Red Hat
Source: REDHAT

Description

A flaw was found in the Linux kernel's USB Type-C Unified Connector and Switch Interface (UCSI) module. A malicious or malfunctioning USB Type-C device could report an out-of-range connector number in the Configuration and Capability Information (CCI). This could lead to an out-of-bounds array access in the `ucsi_connector_change()` function, potentially causing system instability or a denial of service (DoS).

CWE

CWE-1285

Affected Products

Red Hat Enterprise Linux 10Red Hat Enterprise Linux 6Red Hat Enterprise Linux 7Red Hat Enterprise Linux 8Red Hat Enterprise Linux 9

References

🔗 bugzilla.redhat.com 🔗 www.cve.org 🔗 nvd.nist.gov 🔗 lore.kernel.org