CVE-2021-0941

Updated: 2023-12-06

CWE: Out-of-bounds Read

Description:

In bpf_skb_change_head of filter.c, there is a possible out of bounds read due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-154177719References: Upstream kernel

CVSS3: 6.7


Vendor State

OS Vendor version Errata
Ubuntu 18.04 4.15.0-144.148 USN-4979-1
Ubuntu 18.04 AWS 4.15.0-1103.110 USN-4979-1
Debian 9 4.9.272-1 DLA-2689-1
Ubuntu 18.04 HWE Focal 5.4.0-74.83~18.04.1 USN-4982-1
RHEL 8 4.18.0-372.9.1.el8 RHSA-2022:1988
Oracle Linux 8 4.18.0-372.9.1.el8 ELSA-2022-1988
Ubuntu 20.04 5.4.0-74.83 USN-4982-1
Ubuntu 18.04 AWS Focal 5.4.0-1049.51~18.04.1 USN-4982-1
Ubuntu 18.04 Azure Focal 5.4.0-1048.50~18.04.1 USN-4982-1
Ubuntu 20.04 AWS 5.4.0-1049.51 USN-4982-1
AlmaLinux 8 4.18.0-372.9.1.el8 ALSA-2022:1988
Ubuntu 20.04 Azure 5.4.0-1048.50 USN-4982-1
Ubuntu 20.04 HWE 5.8.0-55.62~20.04.1 USN-4984-1
Rocky Linux 8 4.18.0-372.9.1.el8 RLSA-2022:1988
Ubuntu 16.04 HWE ESM 4.15.0-144.148~16.04.1 USN-4979-1
Ubuntu 16.04 GCP ESM 4.15.0-1100.113~16.04.1 USN-4979-1
Ubuntu 16.04 AWS HWE ESM 4.15.0-1103.110~16.04.1 USN-4979-1
Ubuntu 16.04 Azure ESM 4.15.0-1115.128~16.04.1 USN-4979-1
Ubuntu 18.04 HWE GCP 5.4.0-1044.47~18.04.2 USN-4982-1

KernelCare State

OS Original kernel version State
Ubuntu 18.04
Will Not Fix
Ubuntu 18.04 AWS
Will Not Fix
Debian 9
Will Not Fix
Ubuntu 18.04 HWE Focal
5.4.0-53.59~18.04.1 show all hide all
5.4.0-56.62~18.04.1 5.4.0-45.49~18.04.2 5.4.0-51.56~18.04.1 5.4.0-48.52~18.04.1 5.4.0-47.51~18.04.1 5.4.0-52.57~18.04.1 5.4.0-59.65~18.04.1 5.4.0-62.70~18.04.1 5.4.0-44.48~18.04.1 5.4.0-46.50~18.04.1 5.4.0-49.53~18.04.1 5.4.0-54.60~18.04.1 5.4.0-55.61~18.04.1 5.4.0-57.63~18.04.1 5.4.0-58.64~18.04.1 5.4.0-60.67~18.04.1 5.4.0-63.71~18.04.1 5.4.0-64.72~18.04.1 5.4.0-65.73~18.04.1 5.4.0-66.74~18.04.2 5.4.0-67.75~18.04.1 5.4.0-70.78~18.04.1 5.4.0-71.79~18.04.1 5.4.0-72.80~18.04.1 5.4.0-73.82~18.04.1
Released
RHEL 8
4.18.0-193.1.2.el8_2 show all hide all
4.18.0-305.10.2.el8_4 4.18.0-305.19.1.el8_4 4.18.0-240.8.1.el8_3 4.18.0-193.28.1.el8_2 4.18.0-348.7.1.el8_5 4.18.0-348.2.1.el8_5 4.18.0-193.13.2.el8_2 4.18.0-80.11.2.el8_0 4.18.0-193.el8 4.18.0-305.7.1.el8_4 4.18.0-80.1.2.el8_0 4.18.0-147.0.2.el8_1 4.18.0-305.17.1.el8_4 4.18.0-147.0.3.el8_1 4.18.0-80.7.2.el8_0 4.18.0-80.4.2.el8_0 4.18.0-348.23.1.el8_5 4.18.0-348.20.1.el8_5 4.18.0-193.14.3.el8_2 4.18.0-147.5.1.el8_1 4.18.0-348.12.2.el8_5 4.18.0-80.11.1.el8_0 4.18.0-147.el8 4.18.0-193.6.3.el8_2 4.18.0-305.3.1.el8_4 4.18.0-147.3.1.el8_1 4.18.0-193.19.1.el8_2 4.18.0-304.el8 4.18.0-80.el8 4.18.0-80.7.1.el8_0 4.18.0-305.12.1.el8_4 4.18.0-240.1.1.el8_3 4.18.0-240.15.1.el8_3 4.18.0-348.el8 4.18.0-240.10.1.el8_3 4.18.0-305.el8 4.18.0-240.22.1.el8_3 4.18.0-147.8.1.el8_1 4.18.0-240.el8 4.18.0-305.25.1.el8_4
Released
Debian 10
Will Not Fix
Proxmox VE 6
5.4.101-1-pve_5.4.101-1 show all hide all
5.4.103-1-pve_5.4.103-1 5.4.106-1-pve_5.4.106-1 5.4.22-1-pve_5.4.22-1 5.4.24-1-pve_5.4.24-1 5.4.27-1-pve_5.4.27-1 5.4.30-1-pve_5.4.30-1 5.4.34-1-pve_5.4.34-2 5.4.41-1-pve_5.4.41-1 5.4.44-1-pve_5.4.44-1 5.4.44-2-pve_5.4.44-2 5.4.55-1-pve_5.4.55-1 5.4.60-1-pve_5.4.60-1 5.4.60-1-pve_5.4.60-2 5.4.65-1-pve_5.4.65-1 5.4.73-1-pve_5.4.73-1 5.4.78-1-pve_5.4.78-1 5.4.78-2-pve_5.4.78-2 5.4.86-1-pve_5.4.86-1 5.4.98-1-pve_5.4.98-1
Released
Proofpoint
Ready For Release
Oracle Linux 8
4.18.0-147.3.1.el8_1 show all hide all
4.18.0-193.19.1.el8_2 4.18.0-80.el8 4.18.0-80.1.2.el8_0 4.18.0-80.11.1.el8_0 4.18.0-80.7.2.el8_0 4.18.0-193.13.2.el8_2 4.18.0-348.2.1.el8_5 4.18.0-305.17.1.el8_4 4.18.0-305.19.1.el8_4 4.18.0-305.3.1.el8_4 4.18.0-305.7.1.el8_4 4.18.0-240.el8 4.18.0-147.8.1.el8_1 4.18.0-240.1.1.el8_3 4.18.0-240.10.1.el8_3 4.18.0-305.25.1.el8_4 4.18.0-193.14.3.el8_2 4.18.0-193.el8 4.18.0-348.12.2.el8_5 4.18.0-147.0.2.el8_1 4.18.0-240.8.1.el8_3 4.18.0-193.1.2.el8_2 4.18.0-240.22.1.el8_3 4.18.0-348.20.1.el8_5 4.18.0-80.7.1.el8_0 4.18.0-193.6.3.el8_2 4.18.0-147.5.1.el8_1 4.18.0-305.el8 4.18.0-348.el8 4.18.0-193.28.1.el8_2 4.18.0-80.4.2.el8_0 4.18.0-80.11.2.el8_0 4.18.0-240.15.1.el8_3 4.18.0-147.0.3.el8_1 4.18.0-348.7.1.el8_5 4.18.0-348.23.1.el8_5 4.18.0-147.el8 4.18.0-305.10.2.el8_4 4.18.0-305.12.1.el8_4
Released
CloudLinux OS 8
4.18.0-305.19.1.lve.el8 show all hide all
4.18.0-348.23.1.lve.el8 4.18.0-147.0.3.lve.el8 4.18.0-147.3.1.el8.lve.1 4.18.0-147.8.1.el8.lve.1 4.18.0-305.12.1.lve.el8 4.18.0-305.17.1.lve.el8 4.18.0-348.12.2.lve.el8 4.18.0-348.20.1.lve.1.el8 4.18.0-348.20.1.lve.el8 4.18.0-348.7.1.lve.el8 4.18.0-348.lve.el8 4.18.0-305.lve.el8 4.18.0-147.8.1.el8.lve 4.18.0-305.7.1.lve.el8 4.18.0-305.10.2.2.lve.el8 4.18.0-305.10.2.lve.el8 4.18.0-193.28.1.lve1.el8
Released
CloudLinux OS 7h
4.18.0-147.3.1.el7h.lve.1 show all hide all
4.18.0-147.8.1.el7h.lve.1 4.18.0-305.12.1.lve.el7h 4.18.0-305.17.1.lve.el7h 4.18.0-305.19.1.lve.el7h 4.18.0-348.12.2.lve.1.el7h 4.18.0-348.lve.el7h 4.18.0-348.20.1.lve.1.el7h 4.18.0-305.10.2.2.lve.el7h 4.18.0-348.12.2.lve.el7h 4.18.0-80.7.2.el7h 4.18.0-348.7.1.lve.el7h 4.18.0-147.0.3.el7h.lve 4.18.0-305.10.2.lve.el7h 4.18.0-193.28.1.lve1.el7h 4.18.0-147.0.3.el7h 4.18.0-348.12.2.lve.2.el7h 4.18.0-147.8.1.el7h.lve 4.18.0-348.20.1.lve.el7h 4.18.0-305.7.1.lve.el7h 4.18.0-348.23.1.lve.el7h 4.18.0-305.lve.el7h
Released
Ubuntu 20.04
5.4.0-26.30 show all hide all
5.4.0-28.32 5.4.0-29.33 5.4.0-30.34 5.4.0-31.35 5.4.0-32.36 5.4.0-33.37 5.4.0-34.38 5.4.0-37.41 5.4.0-38.42 5.4.0-39.43 5.4.0-40.44 5.4.0-42.46 5.4.0-43.47 5.4.0-44.48 5.4.0-45.49 5.4.0-46.50 5.4.0-47.51 5.4.0-48.52 5.4.0-49.53 5.4.0-51.56 5.4.0-52.57 5.4.0-53.59 5.4.0-54.60 5.4.0-55.61 5.4.0-56.62 5.4.0-57.63 5.4.0-58.64 5.4.0-59.65 5.4.0-60.67 5.4.0-61.69 5.4.0-62.70 5.4.0-63.71 5.4.0-64.72 5.4.0-65.73 5.4.0-66.74 5.4.0-67.75 5.4.0-70.78 5.4.0-71.79 5.4.0-72.80 5.4.0-73.82
Released
Ubuntu 18.04 AWS Focal
5.4.0-1030.31~18.04.1 show all hide all
5.4.0-1028.29~18.04.1 5.4.0-1025.25~18.04.1 5.4.0-1034.35~18.04.1 5.4.0-1032.33~18.04.1 5.4.0-1026.26~18.04.1 5.4.0-1029.30~18.04.1 5.4.0-1031.32~18.04.1 5.4.0-1033.34~18.04.1 5.4.0-1035.37~18.04.1 5.4.0-1037.39~18.04.1 5.4.0-1038.40~18.04.1 5.4.0-1039.41~18.04.1 5.4.0-1041.43~18.04.1 5.4.0-1043.45~18.04.1 5.4.0-1045.47~18.04.1 5.4.0-1047.49~18.04.1 5.4.0-1048.50~18.04.1
Released
Ubuntu 18.04 Azure Focal
5.4.0-1032.33~18.04.1 show all hide all
5.4.0-1023.23~18.04.1 5.4.0-1031.32~18.04.1 5.4.0-1026.26~18.04.1 5.4.0-1022.22~18.04.1 5.4.0-1025.25~18.04.1 5.4.0-1035.36~18.04.1 5.4.0-1034.35~18.04.1 5.4.0-1029.29~18.04.1 5.4.0-1033.34~18.04.1 5.4.0-1036.38~18.04.1 5.4.0-1039.41~18.04.1 5.4.0-1040.42~18.04.1 5.4.0-1041.43~18.04.1 5.4.0-1043.45~18.04.1 5.4.0-1020.20~18.04.1 5.4.0-1044.46~18.04.1 5.4.0-1046.48~18.04.1 5.4.0-1047.49~18.04.1
Released
Ubuntu 20.04 AWS
5.4.0-1031.32 show all hide all
5.4.0-1032.33 5.4.0-1011.11 5.4.0-1015.15 5.4.0-1016.16 5.4.0-1017.17 5.4.0-1018.18 5.4.0-1019.19 5.4.0-1020.20 5.4.0-1021.21 5.4.0-1022.22 5.4.0-1023.23 5.4.0-1024.24 5.4.0-1025.25 5.4.0-1026.26 5.4.0-1028.29 5.4.0-1029.30 5.4.0-1030.31 5.4.0-1033.34 5.4.0-1034.35 5.4.0-1035.37 5.4.0-1036.38 5.4.0-1037.39 5.4.0-1038.40 5.4.0-1039.41 5.4.0-1041.43 5.4.0-1043.45 5.4.0-1045.47 5.4.0-1047.49 5.4.0-1048.50
Released
AlmaLinux 8
4.18.0-348.20.1.el8.fscrypt show all hide all
4.18.0-305.el8 4.18.0-305.25.1.el8_4 4.18.0-305.12.1.el8_4 4.18.0-348.20.1.el8_5 4.18.0-305.17.1.el8_4 4.18.0-240.22.1.el8_3 4.18.0-348.el8 4.18.0-240.15.1.el8_3 4.18.0-305.3.1.el8_4 4.18.0-348.23.1.el8_5 4.18.0-348.2.1.el8_5 4.18.0-348.7.1.el8_5 4.18.0-240.el8 4.18.0-305.10.2.el8_4 4.18.0-305.19.1.el8_4 4.18.0-305.7.1.el8_4 4.18.0-348.12.2.el8_5
Released
Ubuntu 20.04 Azure
5.4.0-1022.22 show all hide all
5.4.0-1020.20 5.4.0-1023.23 5.4.0-1024.24 5.4.0-1025.25 5.4.0-1026.26 5.4.0-1027.27 5.4.0-1029.29 5.4.0-1031.32 5.4.0-1032.33 5.4.0-1033.34 5.4.0-1034.35 5.4.0-1035.36 5.4.0-1036.38 5.4.0-1037.39 5.4.0-1038.40 5.4.0-1039.41 5.4.0-1040.42 5.4.0-1041.43 5.4.0-1043.45 5.4.0-1044.46 5.4.0-1046.48 5.4.0-1047.49
Released
Ubuntu 20.04 HWE
Will Not Fix
Rocky Linux 8
4.18.0-348.12.2.el8_5 show all hide all
4.18.0-348.2.1.el8_5 4.18.0-348.20.1.el8_5 4.18.0-348.23.1.el8_5 4.18.0-348.7.1.el8_5 4.18.0-305.3.1.el8_4 4.18.0-305.19.1.el8_4 4.18.0-305.10.2.el8_4 4.18.0-305.7.1.el8_4 4.18.0-305.17.1.el8_4 4.18.0-305.25.1.el8_4 4.18.0-305.12.1.el8_4
Released
Ubuntu 16.04 HWE ESM
Will Not Fix
Ubuntu 16.04 GCP ESM
Will Not Fix
Ubuntu 16.04 AWS HWE ESM
Will Not Fix
Ubuntu 16.04 Azure ESM
Will Not Fix
CentOS 7 alt-5.4
5.4.105-200.el7 show all hide all
5.4.72-200.el7 5.4.84-200.el7 5.4.88-200.el7 5.4.96-200.el7
Released
Ubuntu 18.04 HWE GCP
5.4.0-1022.22~18.04.1 show all hide all
5.4.0-1021.21~18.04.1 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