CVE-2022-49122
Vulnerability Summary
Timeline
Description
In the Linux kernel, the following vulnerability has been resolved: dm ioctl: prevent potential spectre v1 gadget It appears like cmd could be a Spectre v1 gadget as it's supplied by a user and used as an array index. Prevent the contents of kernel memory from being leaked to userspace via speculative execution by using array_index_nospec.
CVSS Metrics
- v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Trends
Current EPSS score: 0.31%• Percentile: 24%
Affected Systems
- debian•linux
< 5.10.113-1 | < 5.17.3-1 | < 5.17.3-1 | < 5.17.3-1
- ubuntu•linux
all | < 4.15.0-189.200 | < 5.4.0-117.132 | < 5.15.0-37.39
- ubuntu•linux-allwinner-5.19
all
- ubuntu•linux-aws
all | < 4.15.0-1137.148 | < 5.4.0-1078.84 | < 5.15.0-1011.14
- ubuntu•linux-aws-5.0
all
- ubuntu•linux-aws-5.11
all
- ubuntu•linux-aws-5.13
all
- ubuntu•linux-aws-5.19
all
- ubuntu•linux-aws-5.3
all
- ubuntu•linux-aws-5.4
< 5.4.0-1078.84~18.04.1
- ubuntu•linux-aws-5.8
all
- ubuntu•linux-aws-6.2
all
- ubuntu•linux-aws-6.5
all
- ubuntu•linux-aws-fips
< 4.15.0-2076.81 | all | < 5.4.0-1078.84+fips1
- ubuntu•linux-aws-hwe
< 4.15.0-1137.148~16.04.1
- ubuntu•linux-azure
< 4.15.0-1146.161~14.04.1 | < 4.15.0-1146.161~16.04.1 | all | < 5.4.0-1083.87 | < 5.15.0-1010.12
- ubuntu•linux-azure-4.15
< 4.15.0-1146.161
- ubuntu•linux-azure-5.11
all
- ubuntu•linux-azure-5.13
all
- ubuntu•linux-azure-5.15
< 5.15.0-1008.9~20.04.1
- ubuntu•linux-azure-5.19
all
- ubuntu•linux-azure-5.3
all
- ubuntu•linux-azure-5.4
< 5.4.0-1083.87~18.04.1
- ubuntu•linux-azure-5.8
all
- ubuntu•linux-azure-6.2
all
- ubuntu•linux-azure-6.5
all
- ubuntu•linux-azure-edge
all
- ubuntu•linux-azure-fde
all
- ubuntu•linux-azure-fde-5.15
< 5.15.0-1114.123~20.04.1
- ubuntu•linux-azure-fde-5.19
all
- ubuntu•linux-azure-fde-6.2
all
- ubuntu•linux-azure-fips
< 4.15.0-2057.63 | all | < 5.4.0-1083.87+fips1
- ubuntu•linux-bluefield
all | < 5.4.0-1040.44
- ubuntu•linux-fips
all | < 4.15.0-1094.105 | < 5.4.0-1054.61
- ubuntu•linux-gcp
< 4.15.0-1131.147~16.04.1 | all | < 5.4.0-1078.84 | < 5.15.0-1008.12
- ubuntu•linux-gcp-4.15
< 4.15.0-1131.147
- ubuntu•linux-gcp-5.11
all
- ubuntu•linux-gcp-5.13
all
- ubuntu•linux-gcp-5.19
all
- ubuntu•linux-gcp-5.3
all
- ubuntu•linux-gcp-5.4
< 5.4.0-1078.84~18.04.1
- ubuntu•linux-gcp-5.8
all
- ubuntu•linux-gcp-6.2
all
- ubuntu•linux-gcp-6.5
all
- ubuntu•linux-gcp-fips
< 4.15.0-2041.46 | all | < 5.4.0-1078.84+fips1
- ubuntu•linux-gke
all | < 5.15.0-1008.10
- ubuntu•linux-gke-4.15
all
- ubuntu•linux-gke-5.15
all
- ubuntu•linux-gke-5.4
all
- ubuntu•linux-gkeop
all
Showing first 50 affected entries in server-rendered view.
References (13)
- https://git.kernel.org/stable/c/76c94651005f58885facf9c973007f5ea01ab01f
- https://git.kernel.org/stable/c/58880025e3362024f6d8ea01cb0c7a5df6c84ba6
- https://git.kernel.org/stable/c/7ae2c5b89da3cfaf856df880af27d3bb32a74b3d
- https://git.kernel.org/stable/c/0320bac5801b31407200227173205d017488f140
- https://git.kernel.org/stable/c/71c8df33fd777c7628f6fbc09b14e84806c55914
- https://git.kernel.org/stable/c/02cc46f397eb3691c56affbd5073e54f7a82ac32
- https://git.kernel.org/stable/c/44e6cb3ab177faae840bb2c1ebda9a2539876184
- https://git.kernel.org/stable/c/dd86064417de828ff2102ddc6049c829bf7585b4
- https://git.kernel.org/stable/c/cd9c88da171a62c4b0f1c70e50c75845969fbc18
- https://ubuntu.com/security/CVE-2022-49122
- https://www.cve.org/CVERecord?id=CVE-2022-49122
- https://git.kernel.org/linus/cd9c88da171a62c4b0f1c70e50c75845969fbc18
- https://security-tracker.debian.org/tracker/CVE-2022-49122