CVE & CISA-KEV Catalog

CVE-2022-40768

MEDIUM
5.5
CVSS v3
NVD

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.

How to fix

Remediation Available
linuxDebian
Fixed in:5.10.148-1CVE-2022-40768
Fixed in:6.0.2-1CVE-2022-40768
Fixed in:6.0.2-1CVE-2022-40768
Fixed in:6.0.2-1CVE-2022-40768
linuxUbuntu
Fixed in:4.4.0-235.269USN-5758-1
Fixed in:4.15.0-197.208USN-5727-1
Fixed in:5.4.0-132.148USN-5728-1
Fixed in:5.15.0-53.59USN-5729-1
linux-awsUbuntu
Fixed in:4.4.0-1114.120USN-5758-1
Fixed in:4.4.0-1152.167USN-5758-1
Fixed in:4.15.0-1143.155USN-5727-1
Fixed in:5.4.0-1089.97USN-5728-1
Fixed in:5.15.0-1023.27USN-5729-1
linux-aws-5.15Ubuntu
Fixed in:5.15.0-1023.27~20.04.1USN-5729-1
linux-aws-5.4Ubuntu
Fixed in:5.4.0-1089.97~18.04.1USN-5728-1
linux-aws-hweUbuntu
Fixed in:4.15.0-1143.155~16.04.1USN-5727-1
linux-azureUbuntu
Fixed in:4.15.0-1157.172~14.04.2USN-5774-1
Fixed in:5.4.0-1095.101USN-5728-1
Fixed in:5.15.0-1023.29USN-5729-1
linux-azure-4.15Ubuntu
Fixed in:4.15.0-1157.172USN-5774-1
linux-azure-5.15Ubuntu
Fixed in:5.15.0-1023.29~20.04.1USN-5729-1
linux-azure-5.4Ubuntu
Fixed in:5.4.0-1095.101~18.04.1USN-5728-1
linux-azure-fdeUbuntu
Fixed in:5.4.0-1095.101+cvm1.1USN-5728-2
linux-bluefieldUbuntu
Fixed in:5.4.0-1050.56USN-5728-1
linux-dell300xUbuntu
Fixed in:4.15.0-1055.60USN-5727-1
linux-gcpUbuntu
Fixed in:4.15.0-1138.154~16.04.1USN-5727-2
Fixed in:5.4.0-1093.102USN-5728-1
Fixed in:5.15.0-1022.29USN-5729-1
linux-gcp-4.15Ubuntu
Fixed in:4.15.0-1138.154USN-5727-2
linux-gcp-5.15Ubuntu
Fixed in:5.15.0-1022.29~20.04.1USN-5729-2
linux-gcp-5.4Ubuntu
Fixed in:5.4.0-1093.102~18.04.1USN-5728-3
linux-gkeUbuntu
Fixed in:5.4.0-1087.94USN-5728-2
Fixed in:5.15.0-1020.25USN-5729-1
linux-gke-5.15Ubuntu
Fixed in:5.15.0-1020.25~20.04.1USN-5729-2
linux-gkeopUbuntu
Fixed in:5.4.0-1057.61USN-5728-2
Fixed in:5.15.0-1008.12USN-5729-1
linux-hweUbuntu
Fixed in:4.15.0-197.208~16.04.1USN-5727-1
linux-hwe-5.15Ubuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
linux-hwe-5.4Ubuntu
Fixed in:5.4.0-132.148~18.04.1USN-5728-1
linux-ibmUbuntu
Fixed in:5.4.0-1037.42USN-5728-1
Fixed in:5.15.0-1018.21USN-5729-1
linux-ibm-5.4Ubuntu
Fixed in:5.4.0-1037.42~18.04.1USN-5728-1
linux-image-4.15.0-1055-dell300xUbuntu
Fixed in:4.15.0-1055.60USN-5727-1
linux-image-4.15.0-1108-oracleUbuntu
Fixed in:4.15.0-1108.119~16.04.1USN-5727-1
Fixed in:4.15.0-1108.119USN-5727-1
linux-image-4.15.0-1121-raspi2Ubuntu
Fixed in:4.15.0-1121.129USN-5727-1
linux-image-4.15.0-1129-kvmUbuntu
Fixed in:4.15.0-1129.134USN-5727-1
linux-image-4.15.0-1138-gcpUbuntu
Fixed in:4.15.0-1138.154~16.04.1USN-5727-2
Fixed in:4.15.0-1138.154USN-5727-2
linux-image-4.15.0-1139-snapdragonUbuntu
Fixed in:4.15.0-1139.149USN-5727-1
linux-image-4.15.0-1143-awsUbuntu
Fixed in:4.15.0-1143.155USN-5727-1
linux-image-4.15.0-1143-aws-hweUbuntu
Fixed in:4.15.0-1143.155~16.04.1USN-5727-1
linux-image-4.15.0-1157-azureUbuntu
Fixed in:4.15.0-1157.172~14.04.2USN-5774-1
Fixed in:4.15.0-1157.172USN-5774-1
linux-image-4.15.0-197-genericUbuntu
Fixed in:4.15.0-197.208~16.04.1USN-5727-1
Fixed in:4.15.0-197.208USN-5727-1
linux-image-4.15.0-197-generic-lpaeUbuntu
Fixed in:4.15.0-197.208USN-5727-1
linux-image-4.15.0-197-lowlatencyUbuntu
Fixed in:4.15.0-197.208~16.04.1USN-5727-1
Fixed in:4.15.0-197.208USN-5727-1
linux-image-4.4.0-1114-awsUbuntu
Fixed in:4.4.0-1114.120USN-5758-1
linux-image-4.4.0-1115-kvmUbuntu
Fixed in:4.4.0-1115.125USN-5758-1
linux-image-4.4.0-1152-awsUbuntu
Fixed in:4.4.0-1152.167USN-5758-1
linux-image-4.4.0-235-genericUbuntu
Fixed in:4.4.0-235.269~14.04.1USN-5758-1
Fixed in:4.4.0-235.269USN-5758-1
linux-image-4.4.0-235-lowlatencyUbuntu
Fixed in:4.4.0-235.269~14.04.1USN-5758-1
Fixed in:4.4.0-235.269USN-5758-1
linux-image-5.15.0-1008-gkeopUbuntu
Fixed in:5.15.0-1008.12USN-5729-1
linux-image-5.15.0-1018-ibmUbuntu
Fixed in:5.15.0-1018.21USN-5729-1
linux-image-5.15.0-1018-intel-iotgUbuntu
Fixed in:5.15.0-1018.23USN-5729-2
linux-image-5.15.0-1018-raspiUbuntu
Fixed in:5.15.0-1018.20USN-5729-2
linux-image-5.15.0-1018-raspi-nolpaeUbuntu
Fixed in:5.15.0-1018.20USN-5729-2
linux-image-5.15.0-1020-gkeUbuntu
Fixed in:5.15.0-1020.25~20.04.1USN-5729-2
Fixed in:5.15.0-1020.25USN-5729-1
linux-image-5.15.0-1021-kvmUbuntu
Fixed in:5.15.0-1021.26USN-5729-1
linux-image-5.15.0-1022-gcpUbuntu
Fixed in:5.15.0-1022.29~20.04.1USN-5729-2
Fixed in:5.15.0-1022.29USN-5729-1
linux-image-5.15.0-1022-oracleUbuntu
Fixed in:5.15.0-1022.28~20.04.1USN-5729-1
Fixed in:5.15.0-1022.28USN-5729-1
linux-image-5.15.0-1023-awsUbuntu
Fixed in:5.15.0-1023.27~20.04.1USN-5729-1
Fixed in:5.15.0-1023.27USN-5729-1
linux-image-5.15.0-1023-azureUbuntu
Fixed in:5.15.0-1023.29~20.04.1USN-5729-1
Fixed in:5.15.0-1023.29USN-5729-1
linux-image-5.15.0-53-genericUbuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
Fixed in:5.15.0-53.59USN-5729-1
linux-image-5.15.0-53-generic-64kUbuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
Fixed in:5.15.0-53.59USN-5729-1
linux-image-5.15.0-53-generic-lpaeUbuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
Fixed in:5.15.0-53.59USN-5729-1
linux-image-5.15.0-53-lowlatencyUbuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
Fixed in:5.15.0-53.59USN-5729-1
linux-image-5.15.0-53-lowlatency-64kUbuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
Fixed in:5.15.0-53.59USN-5729-1
linux-image-5.17.0-1020-oemUbuntu
Fixed in:5.17.0-1020.21USN-5693-1
linux-image-5.4.0-1037-ibmUbuntu
Fixed in:5.4.0-1037.42~18.04.1USN-5728-1
Fixed in:5.4.0-1037.42USN-5728-1
linux-image-5.4.0-1050-bluefieldUbuntu
Fixed in:5.4.0-1050.56USN-5728-1
linux-image-5.4.0-1057-gkeopUbuntu
Fixed in:5.4.0-1057.61USN-5728-2
linux-image-5.4.0-1074-raspiUbuntu
Fixed in:5.4.0-1074.85~18.04.1USN-5728-2
Fixed in:5.4.0-1074.85USN-5728-1
linux-image-5.4.0-1079-kvmUbuntu
Fixed in:5.4.0-1079.85USN-5728-1
linux-image-5.4.0-1087-gkeUbuntu
Fixed in:5.4.0-1087.94USN-5728-2
linux-image-5.4.0-1087-oracleUbuntu
Fixed in:5.4.0-1087.96~18.04.1USN-5728-1
Fixed in:5.4.0-1087.96USN-5728-1
linux-image-5.4.0-1089-awsUbuntu
Fixed in:5.4.0-1089.97~18.04.1USN-5728-1
Fixed in:5.4.0-1089.97USN-5728-1
linux-image-5.4.0-1093-gcpUbuntu
Fixed in:5.4.0-1093.102~18.04.1USN-5728-3
Fixed in:5.4.0-1093.102USN-5728-1
linux-image-5.4.0-1095-azureUbuntu
Fixed in:5.4.0-1095.101~18.04.1USN-5728-1
Fixed in:5.4.0-1095.101USN-5728-1
linux-image-5.4.0-1095-azure-fdeUbuntu
Fixed in:5.4.0-1095.101+cvm1.1USN-5728-2
linux-image-5.4.0-132-genericUbuntu
Fixed in:5.4.0-132.148~18.04.1USN-5728-1
Fixed in:5.4.0-132.148USN-5728-1
linux-image-5.4.0-132-generic-lpaeUbuntu
Fixed in:5.4.0-132.148~18.04.1USN-5728-1
Fixed in:5.4.0-132.148USN-5728-1
linux-image-5.4.0-132-lowlatencyUbuntu
Fixed in:5.4.0-132.148~18.04.1USN-5728-1
Fixed in:5.4.0-132.148USN-5728-1
linux-image-awsUbuntu
Fixed in:4.4.0.1114.111USN-5758-1
Fixed in:4.4.0.1152.156USN-5758-1
Fixed in:5.4.0.1089.68USN-5728-1
Fixed in:5.15.0.1023.27~20.04.15USN-5729-1
Fixed in:5.15.0.1023.23USN-5729-1
linux-image-aws-hweUbuntu
Fixed in:4.15.0.1143.130USN-5727-1
linux-image-aws-lts-18.04Ubuntu
Fixed in:4.15.0.1143.143USN-5727-1
linux-image-aws-lts-20.04Ubuntu
Fixed in:5.4.0.1089.88USN-5728-1
linux-image-aws-lts-22.04Ubuntu
Fixed in:5.15.0.1023.23USN-5729-1
linux-image-azureUbuntu
Fixed in:4.15.0.1157.124USN-5774-1
Fixed in:5.4.0.1095.71USN-5728-1
Fixed in:5.15.0.1023.29~20.04.16USN-5729-1
Fixed in:5.15.0.1023.22USN-5729-1
linux-image-azure-fdeUbuntu
Fixed in:5.4.0.1095.101+cvm1.33USN-5728-2
linux-image-azure-lts-18.04Ubuntu
Fixed in:4.15.0.1157.125USN-5774-1
linux-image-azure-lts-20.04Ubuntu
Fixed in:5.4.0.1095.91USN-5728-1
linux-image-azure-lts-22.04Ubuntu
Fixed in:5.15.0.1023.22USN-5729-1
linux-image-bluefieldUbuntu
Fixed in:5.4.0.1050.48USN-5728-1
linux-image-dell300xUbuntu
Fixed in:4.15.0.1055.55USN-5727-1
linux-image-gcpUbuntu
Fixed in:4.15.0.1138.132USN-5727-2
Fixed in:5.4.0.1093.71USN-5728-3
Fixed in:5.15.0.1022.29~20.04.1USN-5729-2
Fixed in:5.15.0.1022.19USN-5729-1
linux-image-gcp-lts-18.04Ubuntu
Fixed in:4.15.0.1138.154USN-5727-2
linux-image-gcp-lts-20.04Ubuntu
Fixed in:5.4.0.1093.97USN-5728-1
linux-image-genericUbuntu
Fixed in:4.4.0.235.241USN-5758-1
Fixed in:4.15.0.197.182USN-5727-1
Fixed in:5.4.0.132.132USN-5728-1
Fixed in:5.15.0.53.53USN-5729-1
linux-image-generic-64kUbuntu
Fixed in:5.15.0.53.53USN-5729-1
linux-image-generic-64k-hwe-20.04Ubuntu
Fixed in:5.15.0.53.59~20.04.21USN-5729-1
linux-image-generic-64k-hwe-22.04Ubuntu
Fixed in:5.15.0.53.53USN-5729-1
linux-image-generic-hwe-16.04Ubuntu
Fixed in:4.15.0.197.184USN-5727-1
linux-image-generic-hwe-18.04Ubuntu
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
linux-image-generic-hwe-20.04Ubuntu
Fixed in:5.15.0.53.59~20.04.21USN-5729-1
linux-image-generic-hwe-22.04Ubuntu
Fixed in:5.15.0.53.53USN-5729-1
linux-image-generic-lpaeUbuntu
Fixed in:4.15.0.197.182USN-5727-1
Fixed in:5.4.0.132.132USN-5728-1
Fixed in:5.15.0.53.53USN-5729-1
linux-image-generic-lpae-hwe-18.04Ubuntu
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
linux-image-generic-lpae-hwe-20.04Ubuntu
Fixed in:5.15.0.53.59~20.04.21USN-5729-1
linux-image-generic-lpae-hwe-22.04Ubuntu
Fixed in:5.15.0.53.53USN-5729-1
linux-image-generic-lts-xenialUbuntu
Fixed in:4.4.0.235.204USN-5758-1
linux-image-gkeUbuntu
Fixed in:4.15.0.1138.132USN-5727-2
Fixed in:5.4.0.1087.94USN-5728-2
Fixed in:5.15.0.1020.21USN-5729-1
linux-image-gke-5.15Ubuntu
Fixed in:5.15.0.1020.25~20.04.1USN-5729-2
Fixed in:5.15.0.1020.21USN-5729-1
linux-image-gke-5.4Ubuntu
Fixed in:5.4.0.1087.94USN-5728-2
linux-image-gkeopUbuntu
Fixed in:5.4.0.1057.57USN-5728-2
Fixed in:5.15.0.1008.9USN-5729-1
linux-image-gkeop-5.15Ubuntu
Fixed in:5.15.0.1008.9USN-5729-1
linux-image-gkeop-5.4Ubuntu
Fixed in:5.4.0.1057.57USN-5728-2
linux-image-ibmUbuntu
Fixed in:5.4.0.1037.50USN-5728-1
Fixed in:5.4.0.1037.65USN-5728-1
Fixed in:5.15.0.1018.16USN-5729-1
linux-image-ibm-lts-20.04Ubuntu
Fixed in:5.4.0.1037.65USN-5728-1
linux-image-intel-iotgUbuntu
Fixed in:5.15.0.1018.19USN-5729-2
linux-image-kvmUbuntu
Fixed in:4.4.0.1115.112USN-5758-1
Fixed in:4.15.0.1129.122USN-5727-1
Fixed in:5.4.0.1079.75USN-5728-1
Fixed in:5.15.0.1021.19USN-5729-1
linux-image-lowlatencyUbuntu
Fixed in:4.4.0.235.241USN-5758-1
Fixed in:4.15.0.197.182USN-5727-1
Fixed in:5.4.0.132.132USN-5728-1
Fixed in:5.15.0.53.48USN-5729-1
linux-image-lowlatency-64kUbuntu
Fixed in:5.15.0.53.48USN-5729-1
linux-image-lowlatency-64k-hwe-20.04Ubuntu
Fixed in:5.15.0.53.59~20.04.19USN-5729-1
linux-image-lowlatency-64k-hwe-22.04Ubuntu
Fixed in:5.15.0.53.48USN-5729-1
linux-image-lowlatency-hwe-16.04Ubuntu
Fixed in:4.15.0.197.184USN-5727-1
linux-image-lowlatency-hwe-18.04Ubuntu
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
linux-image-lowlatency-hwe-20.04Ubuntu
Fixed in:5.15.0.53.59~20.04.19USN-5729-1
linux-image-lowlatency-hwe-22.04Ubuntu
Fixed in:5.15.0.53.48USN-5729-1
linux-image-lowlatency-lts-xenialUbuntu
Fixed in:4.4.0.235.204USN-5758-1
linux-image-oemUbuntu
Fixed in:4.15.0.197.184USN-5727-1
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
Fixed in:5.4.0.132.132USN-5728-1
linux-image-oem-20.04Ubuntu
Fixed in:5.15.0.53.53USN-5729-1
linux-image-oem-22.04Ubuntu
Fixed in:5.17.0.1020.19USN-5693-1
linux-image-oem-22.04aUbuntu
Fixed in:5.17.0.1020.19USN-5693-1
linux-image-oem-osp1Ubuntu
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
Fixed in:5.4.0.132.132USN-5728-1
linux-image-oracleUbuntu
Fixed in:4.15.0.1108.92USN-5727-1
Fixed in:5.4.0.1087.96~18.04.63USN-5728-1
Fixed in:5.15.0.1022.28~20.04.1USN-5729-1
Fixed in:5.15.0.1022.19USN-5729-1
linux-image-oracle-lts-18.04Ubuntu
Fixed in:4.15.0.1108.115USN-5727-1
linux-image-oracle-lts-20.04Ubuntu
Fixed in:5.4.0.1087.83USN-5728-1
linux-image-raspiUbuntu
Fixed in:5.4.0.1074.106USN-5728-1
Fixed in:5.15.0.1018.17USN-5729-2
linux-image-raspi-hwe-18.04Ubuntu
Fixed in:5.4.0.1074.73USN-5728-2
linux-image-raspi-nolpaeUbuntu
Fixed in:5.15.0.1018.17USN-5729-2
linux-image-raspi2Ubuntu
Fixed in:4.15.0.1121.118USN-5727-1
Fixed in:5.4.0.1074.106USN-5728-1
linux-image-snapdragonUbuntu
Fixed in:4.15.0.1139.140USN-5727-1
linux-image-snapdragon-hwe-18.04Ubuntu
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
linux-image-virtualUbuntu
Fixed in:4.4.0.235.241USN-5758-1
Fixed in:4.15.0.197.182USN-5727-1
Fixed in:5.4.0.132.132USN-5728-1
Fixed in:5.15.0.53.53USN-5729-1
linux-image-virtual-hwe-16.04Ubuntu
Fixed in:4.15.0.197.184USN-5727-1
linux-image-virtual-hwe-18.04Ubuntu
Fixed in:5.4.0.132.148~18.04.109USN-5728-1
linux-image-virtual-hwe-20.04Ubuntu
Fixed in:5.15.0.53.59~20.04.21USN-5729-1
linux-image-virtual-hwe-22.04Ubuntu
Fixed in:5.15.0.53.53USN-5729-1
linux-image-virtual-lts-xenialUbuntu
Fixed in:4.4.0.235.204USN-5758-1
linux-intel-iotgUbuntu
Fixed in:5.15.0-1018.23USN-5729-2
linux-kvmUbuntu
Fixed in:4.4.0-1115.125USN-5758-1
Fixed in:4.15.0-1129.134USN-5727-1
Fixed in:5.4.0-1079.85USN-5728-1
Fixed in:5.15.0-1021.26USN-5729-1
linux-lowlatencyUbuntu
Fixed in:5.15.0-53.59USN-5729-1
linux-lowlatency-hwe-5.15Ubuntu
Fixed in:5.15.0-53.59~20.04.1USN-5729-1
linux-lts-xenialUbuntu
Fixed in:4.4.0-235.269~14.04.1USN-5758-1
linux-oem-5.17Ubuntu
Fixed in:5.17.0-1020.21USN-5693-1
linux-oracleUbuntu
Fixed in:4.15.0-1108.119~16.04.1USN-5727-1
Fixed in:4.15.0-1108.119USN-5727-1
Fixed in:5.4.0-1087.96USN-5728-1
Fixed in:5.15.0-1022.28USN-5729-1
linux-oracle-5.15Ubuntu
Fixed in:5.15.0-1022.28~20.04.1USN-5729-1
linux-oracle-5.4Ubuntu
Fixed in:5.4.0-1087.96~18.04.1USN-5728-1
linux-raspiUbuntu
Fixed in:5.4.0-1074.85USN-5728-1
Fixed in:5.15.0-1018.20USN-5729-2
linux-raspi-5.4Ubuntu
Fixed in:5.4.0-1074.85~18.04.1USN-5728-2
linux-raspi2Ubuntu
Fixed in:4.15.0-1121.129USN-5727-1
linux-snapdragonUbuntu
Fixed in:4.15.0-1139.149USN-5727-1

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorLocal
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityHigh
IntegrityNone
AvailabilityNone

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

Exploit Intelligence

0.28%probability of exploitation in 30 days
20thpercentile

Low risk: more likely to be exploited than 20% of all known CVEs.

References

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CVE-2022-40768 severity badge

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<a href="https://tridentstack.com/cve/CVE-2022-40768"><img src="https://tridentstack.com/cve/badge/CVE-2022-40768.svg" alt="CVE-2022-40768"></a>

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TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.