CVE-2022-0494
Vulnerability Summary
Timeline
Description
A kernel information leak flaw was identified in the scsi_ioctl function in drivers/scsi/scsi_ioctl.c in the Linux kernel. This flaw allows a local attacker with a special user privilege (CAP_SYS_ADMIN or CAP_SYS_RAWIO) to create issues with confidentiality.
CVSS Metrics
- v3.1•MEDIUM•Score: 4.4CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
- v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:C/I:N/A:N
EPSS Trends
Current EPSS score: 0.42%• Percentile: 36%
Techniques & Countermeasures
- CWE-200•Exposure of Sensitive Information to an Unauthorized Actor
The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.
- CWE-908•Use of Uninitialized Resource
The product uses or accesses a resource that has not been initialized.
Affected Systems
- debian•linux
< 5.10.120-1 | < 5.16.14-1 | < 5.16.14-1 | < 5.16.14-1
- ubuntu•linux
< 4.4.0-239.273 | < 4.15.0-191.202 | < 5.4.0-124.140
- ubuntu•linux-aws
< 4.4.0-1117.123 | < 4.4.0-1155.170 | < 4.15.0-1139.150 | < 5.4.0-1083.90
- ubuntu•linux-aws-5.0
all
- ubuntu•linux-aws-5.11
all
- ubuntu•linux-aws-5.13
all
- ubuntu•linux-aws-5.3
all
- ubuntu•linux-aws-5.4
< 5.4.0-1083.90~18.04.1
- ubuntu•linux-aws-5.8
all
- ubuntu•linux-aws-fips
< 4.15.0-2078.83 | all | < 5.4.0-1083.90+fips1
- ubuntu•linux-aws-hwe
< 4.15.0-1139.150~16.04.1
- ubuntu•linux-azure
< 4.15.0-1149.164~14.04.1 | < 4.15.0-1149.164~16.04.1 | all | < 5.4.0-1089.94
- ubuntu•linux-azure-4.15
< 4.15.0-1149.164
- ubuntu•linux-azure-5.11
all
- ubuntu•linux-azure-5.13
all
- ubuntu•linux-azure-5.3
all
- ubuntu•linux-azure-5.4
< 5.4.0-1089.94~18.04.1
- ubuntu•linux-azure-5.8
all
- ubuntu•linux-azure-edge
all
- ubuntu•linux-azure-fips
< 4.15.0-2059.65 | all | < 5.4.0-1089.94+fips1
- ubuntu•linux-bluefield
all | < 5.4.0-1044.49
- ubuntu•linux-dell300x
< 4.15.0-1051.56
- ubuntu•linux-fips
< 4.4.0-1088.95 | all | < 4.15.0-1096.107 | < 5.4.0-1059.67
- ubuntu•linux-gcp
< 4.15.0-1134.150~16.04.2 | all | < 5.4.0-1086.94
- ubuntu•linux-gcp-4.15
< 4.15.0-1134.150
- ubuntu•linux-gcp-5.11
all
- ubuntu•linux-gcp-5.13
all
- ubuntu•linux-gcp-5.3
all
- ubuntu•linux-gcp-5.4
< 5.4.0-1086.94~18.04.1
- ubuntu•linux-gcp-5.8
all
- ubuntu•linux-gcp-fips
< 4.15.0-2043.48 | all | < 5.4.0-1086.94+fips1
- ubuntu•linux-gke
< 5.4.0-1080.86
- ubuntu•linux-gke-4.15
all
- ubuntu•linux-gke-5.4
< 5.4.0-1080.86~18.04.1
- ubuntu•linux-gkeop
< 5.4.0-1051.54
- ubuntu•linux-gkeop-5.4
< 5.4.0-1051.54~18.04.1
- ubuntu•linux-hwe
< 4.15.0-191.202~16.04.1 | all
- ubuntu•linux-hwe-5.11
all
- ubuntu•linux-hwe-5.13
all
- ubuntu•linux-hwe-5.4
< 5.4.0-124.140~18.04.1
- ubuntu•linux-hwe-5.8
all
- ubuntu•linux-hwe-edge
all | all
- ubuntu•linux-ibm
< 5.4.0-1031.35
- ubuntu•linux-ibm-5.4
< 5.4.0-1031.35~18.04.1
- ubuntu•linux-intel-5.13
all
- ubuntu•linux-intel-iot-realtime
all
- ubuntu•linux-intel-iotg-5.15
< 5.15.0-1008.11~20.04.1
- ubuntu•linux-iot
< 5.4.0-1004.6
- ubuntu•linux-kvm
< 4.4.0-1118.128 | < 4.15.0-1125.130 | < 5.4.0-1073.78
- ubuntu•linux-lts-xenial
< 4.4.0-239.273~14.04.1
Showing first 50 affected entries in server-rendered view.
References (17)
- https://bugzilla.redhat.com/show_bug.cgi?id=2039448
- https://lore.kernel.org/all/20220216084038.15635-1-tcs.kernel%40gmail.com/
- https://www.debian.org/security/2022/dsa-5161
- https://lists.debian.org/debian-lts-announce/2022/07/msg00000.html
- https://www.debian.org/security/2022/dsa-5173
- https://ubuntu.com/security/CVE-2022-0494
- https://git.kernel.org/linus/cc8f7fe1f5eab010191aa4570f27641876fa1267
- https://ubuntu.com/security/notices/USN-5381-1
- https://ubuntu.com/security/notices/USN-5560-1
- https://ubuntu.com/security/notices/USN-5560-2
- https://ubuntu.com/security/notices/USN-5562-1
- https://ubuntu.com/security/notices/USN-5582-1
- https://ubuntu.com/security/notices/USN-6001-1
- https://ubuntu.com/security/notices/USN-6013-1
- https://ubuntu.com/security/notices/USN-6014-1
- https://www.cve.org/CVERecord?id=CVE-2022-0494
- https://security-tracker.debian.org/tracker/CVE-2022-0494