CVE-2021-28375

Updated: 2024-11-21

CWE: CWE-862

Description:

An issue was discovered in the Linux kernel through 5.11.6. fastrpc_internal_invoke in drivers/misc/fastrpc.c does not prevent user applications from sending kernel RPC messages, aka CID-20c40794eb85. This is a related issue to CVE-2019-2308.

CVSS3: 7.8


Vendor State

OS Vendor version Errata
Ubuntu 18.04 HWE Focal 5.4.0-73.82~18.04.1 USN-4945-1
Ubuntu 20.04 5.4.0-73.82 USN-4945-1
Ubuntu 18.04 AWS Focal 5.4.0-1048.50~18.04.1 USN-4945-1
Ubuntu 18.04 Azure Focal 5.4.0-1047.49~18.04.1 USN-4945-1
Ubuntu 20.04 AWS 5.4.0-1048.50 USN-4945-1
Ubuntu 20.04 Azure 5.4.0-1047.49 USN-4945-1
Ubuntu 20.04 HWE 5.8.0-53.60~20.04.1 USN-4949-1
Ubuntu 18.04 HWE GCP 5.4.0-1043.46~18.04.1 USN-4945-1
Amazon Linux 2 5.4 5.4.110-54.182.amzn2 ALASKERNEL-5.4-2022-002

KernelCare State

OS Original kernel version State
Ubuntu 18.04 HWE Focal
5.4.0-67.75~18.04.1 show all hide all
5.4.0-71.79~18.04.1 5.4.0-52.57~18.04.1 5.4.0-60.67~18.04.1 5.4.0-45.49~18.04.2 5.4.0-56.62~18.04.1 5.4.0-72.80~18.04.1 5.4.0-66.74~18.04.2 5.4.0-62.70~18.04.1 5.4.0-48.52~18.04.1 5.4.0-59.65~18.04.1 5.4.0-70.78~18.04.1 5.4.0-46.50~18.04.1 5.4.0-49.53~18.04.1 5.4.0-54.60~18.04.1 5.4.0-57.63~18.04.1 5.4.0-58.64~18.04.1 5.4.0-63.71~18.04.1 5.4.0-64.72~18.04.1 5.4.0-44.48~18.04.1 5.4.0-55.61~18.04.1 5.4.0-65.73~18.04.1 5.4.0-51.56~18.04.1 5.4.0-53.59~18.04.1 5.4.0-47.51~18.04.1
Released
Proxmox VE 6
5.4.22-1-pve_5.4.22-1 show all hide all
5.4.24-1-pve_5.4.24-1 5.4.27-1-pve_5.4.27-1 5.4.78-2-pve_5.4.78-2 5.4.86-1-pve_5.4.86-1 5.4.41-1-pve_5.4.41-1 5.4.44-1-pve_5.4.44-1 5.4.60-1-pve_5.4.60-1 5.4.78-1-pve_5.4.78-1 5.4.73-1-pve_5.4.73-1 5.4.55-1-pve_5.4.55-1 5.4.101-1-pve_5.4.101-1 5.4.30-1-pve_5.4.30-1 5.4.44-2-pve_5.4.44-2 5.4.60-1-pve_5.4.60-2 5.4.98-1-pve_5.4.98-1 5.4.65-1-pve_5.4.65-1 5.4.34-1-pve_5.4.34-2
Released
Ubuntu 20.04
5.4.0-26.30 show all hide all
5.4.0-29.33 5.4.0-32.36 5.4.0-43.47 5.4.0-54.60 5.4.0-57.63 5.4.0-58.64 5.4.0-64.72 5.4.0-65.73 5.4.0-71.79 5.4.0-39.43 5.4.0-67.75 5.4.0-72.80 5.4.0-52.57 5.4.0-45.49 5.4.0-42.46 5.4.0-66.74 5.4.0-56.62 5.4.0-34.38 5.4.0-28.32 5.4.0-53.59 5.4.0-40.44 5.4.0-49.53 5.4.0-70.78 5.4.0-31.35 5.4.0-59.65 5.4.0-60.67 5.4.0-30.34 5.4.0-33.37 5.4.0-38.42 5.4.0-44.48 5.4.0-46.50 5.4.0-55.61 5.4.0-61.69 5.4.0-63.71 5.4.0-51.56 5.4.0-37.41 5.4.0-62.70 5.4.0-48.52 5.4.0-47.51
Released
Ubuntu 18.04 AWS Focal
5.4.0-1035.37~18.04.1 show all hide all
5.4.0-1025.25~18.04.1 5.4.0-1043.45~18.04.1 5.4.0-1030.31~18.04.1 5.4.0-1028.29~18.04.1 5.4.0-1034.35~18.04.1 5.4.0-1026.26~18.04.1 5.4.0-1031.32~18.04.1 5.4.0-1032.33~18.04.1 5.4.0-1033.34~18.04.1 5.4.0-1029.30~18.04.1 5.4.0-1041.43~18.04.1 5.4.0-1037.39~18.04.1 5.4.0-1045.47~18.04.1 5.4.0-1038.40~18.04.1 5.4.0-1039.41~18.04.1
Released
Ubuntu 18.04 Azure Focal
5.4.0-1035.36~18.04.1 show all hide all
5.4.0-1031.32~18.04.1 5.4.0-1044.46~18.04.1 5.4.0-1023.23~18.04.1 5.4.0-1022.22~18.04.1 5.4.0-1043.45~18.04.1 5.4.0-1026.26~18.04.1 5.4.0-1040.42~18.04.1 5.4.0-1020.20~18.04.1 5.4.0-1029.29~18.04.1 5.4.0-1033.34~18.04.1 5.4.0-1034.35~18.04.1 5.4.0-1032.33~18.04.1 5.4.0-1025.25~18.04.1 5.4.0-1036.38~18.04.1 5.4.0-1039.41~18.04.1 5.4.0-1046.48~18.04.1 5.4.0-1041.43~18.04.1
Released
Ubuntu 20.04 AWS
5.4.0-1032.33 show all hide all
5.4.0-1033.34 5.4.0-1015.15 5.4.0-1024.24 5.4.0-1025.25 5.4.0-1017.17 5.4.0-1041.43 5.4.0-1035.37 5.4.0-1018.18 5.4.0-1037.39 5.4.0-1039.41 5.4.0-1038.40 5.4.0-1020.20 5.4.0-1022.22 5.4.0-1028.29 5.4.0-1011.11 5.4.0-1030.31 5.4.0-1016.16 5.4.0-1019.19 5.4.0-1021.21 5.4.0-1023.23 5.4.0-1026.26 5.4.0-1029.30 5.4.0-1031.32 5.4.0-1036.38 5.4.0-1034.35 5.4.0-1043.45 5.4.0-1045.47
Released
Ubuntu 20.04 Azure
5.4.0-1039.41 show all hide all
5.4.0-1044.46 5.4.0-1020.20 5.4.0-1026.26 5.4.0-1046.48 5.4.0-1036.38 5.4.0-1034.35 5.4.0-1031.32 5.4.0-1022.22 5.4.0-1023.23 5.4.0-1035.36 5.4.0-1027.27 5.4.0-1037.39 5.4.0-1038.40 5.4.0-1024.24 5.4.0-1029.29 5.4.0-1033.34 5.4.0-1040.42 5.4.0-1032.33 5.4.0-1025.25 5.4.0-1041.43 5.4.0-1043.45
Released
Ubuntu 20.04 HWE
5.8.0-48.54~20.04.1 show all hide all
5.8.0-50.56~20.04.1 5.8.0-44.50~20.04.1 5.8.0-45.51~20.04.1 5.8.0-43.49~20.04.1 5.8.0-49.55~20.04.1 5.8.0-38.43~20.04.1 5.8.0-34.37~20.04.2 5.8.0-29.31~20.04.1 5.8.0-33.36~20.04.1 5.8.0-36.40~20.04.1 5.8.0-40.45~20.04.1 5.8.0-41.46~20.04.1
Released
CentOS 7 alt-5.4
5.4.72-200.el7 show all hide all
5.4.105-200.el7 5.4.84-200.el7 5.4.88-200.el7 5.4.96-200.el7
Released
Ubuntu 18.04 HWE GCP
5.4.0-1021.21~18.04.1 show all hide all
5.4.0-1022.22~18.04.1 5.4.0-1024.24~18.04.1 5.4.0-1025.25~18.04.1 5.4.0-1028.29~18.04.1 5.4.0-1029.31~18.04.1 5.4.0-1030.32~18.04.1 5.4.0-1032.34~18.04.1 5.4.0-1033.35~18.04.1 5.4.0-1034.37~18.04.1 5.4.0-1036.39~18.04.1 5.4.0-1037.40~18.04.1 5.4.0-1038.41~18.04.1 5.4.0-1040.43~18.04.1
Released
Amazon Linux 2 5.4
5.4.105-48.177.amzn2
Released