Vulnerability DatabaseCVE-2022-40768
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CVE-2022-40768
September 18, 2022
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.
Related Resources (16)
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
https://www.openwall.com/lists/oss-security/2022/09/09/1
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
http://www.openwall.com/lists/oss-security/2022/09/19/1
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
https://security-tracker.debian.org/tracker/CVE-2022-40768
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6022f210461fef67e6e676fd8544ca02d1bcfa7a
https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
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://people.canonical.com/~ubuntu-security/cve/CVE-2022-40768
https://access.redhat.com/security/cve/CVE-2022-40768
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Use of Uninitialized Resource
CWE-908
EPSS
Base Score:
0.02