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CVE-2022-40768

Good to know:

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Date: September 17, 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.

Language: C

Severity Score

Related Resources (18)

https://nvd.nist.gov/vuln/detail/CVE-2022-40768
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=6022f210461fef67e6e676fd8544ca02d1bcfa7a
https://access.redhat.com/security/cve/CVE-2022-40768
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
http://www.openwall.com/lists/oss-security/2022/09/19/1
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/S2KTU5LFZNQS7YNGE56MT46VHMXL3DD2/
https://lore.kernel.org/all/20220908145154.2284098-1-gregkh%40linuxfoundation.org/
https://www.openwall.com/lists/oss-security/2022/09/09/1
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VNN3VFQPECS6D4PS6ZWD7AFXTOSJDSSR/
https://lists.debian.org/debian-lts-announce/2022/12/msg00034.html
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/log/drivers/scsi/stex.c
https://lore.kernel.org/all/20220908145154.2284098-1-gregkh@linuxfoundation.org/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
https://security-tracker.debian.org/tracker/CVE-2022-40768
https://people.canonical.com/~ubuntu-security/cve/CVE-2022-40768
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GGHENNMLCWIQV2LLA56BJNFIUZ7WB4IY/
https://www.mend.io/vulnerability-database/CVE-2022-40768

Severity Score

Weakness Type (CWE)

Exposure of Resource to Wrong Sphere

CWE-668

Use of Uninitialized Resource

CWE-908

Top Fix

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Upgrade Version

Upgrade to version linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;linux-yocto - 4.10+gitAUTOINC+805ea440c7_b259a5d744;linux-libc-headers - 5.14

Learn More

CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): NONE
Availability (A): NONE

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