CVE-2026-72081
kernel: scsi: elx: efct: Fix I/O leak on unsupported additional CDB
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · August 15, 2026
Updated · August 18, 2026
Description
A flaw was found in the Linux kernel's scsi: elx: efct driver. When processing an unsolicited Fibre Channel Protocol (FCP) command that contains an unsupported additional Command Descriptor Block (CDB), the system fails to properly free allocated I/O resources. This resource leak can lead to resource exhaustion over time, potentially resulting in a Denial of Service (DoS) for the 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-772 · Missing Release of Resource after Effective Lifetime