CVE-2022-40768

medium

Description

drivers/scsi/stex.c in the Linux kernel through 5.19.9 allows local users to obtain sensitive information from kernel memory because stex_queuecommand_lck lacks a memset for the PASSTHRU_CMD case.

References

Advisories
More

https://www.openwall.com/lists/oss-security/2022/09/09/1

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/

https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/

https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html

http://www.openwall.com/lists/oss-security/2022/09/19/1

https://lore.kernel.org/all/20220908145154.2284098-1-gregkh%40linuxfoundation.org/

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c

https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6022f210461fef67e6e676fd8544ca02d1bcfa7a

https://euvd.enisa.europa.eu/vulnerability/EUVD-2022-44034

https://cert-portal.siemens.com/productcert/html/ssa-794697.html

Details

Source: Mitre, NVD

Published: 2022-09-18

Updated: 2026-10-14

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N