CVE-2022-40768
kernel: leak of sensitive information due to uninitialized data in stex_queuecommand_lck() in drivers/scsi/stex.c
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 9, 2022
Updated · October 15, 2026
Description
An information disclosure vulnerability is found in stex_queuecommand_lck() in drivers/scsi/stex.c in the Linux Kernel. This flaw allows a local attacker to disclose sensitive information such as kernel space address.
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
To mitigate this issue, skip loading the affected module "stex" onto the system until we have a fix available. This can be done using a blacklist mechanism, which will ensure that the driver is not loaded at the boot time.
How do I blacklist a kernel module to prevent it from loading automatically?
https://access.redhat.com/solutions/41278
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-908 · Use of Uninitialized Resource