7.8
CWE
416 911
Advisory Published
CVE Published
Updated

CVE-2022-29581: Use After Free

First published: Fri Apr 15 2022(Updated: )

Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.

Credit: cve-coordination@google.com cve-coordination@google.com

Affected SoftwareAffected VersionHow to fix
redhat/kernel-rt<0:4.18.0-425.3.1.rt7.213.el8
0:4.18.0-425.3.1.rt7.213.el8
redhat/kernel<0:4.18.0-425.3.1.el8
0:4.18.0-425.3.1.el8
redhat/kernel<0:5.14.0-162.6.1.el9_1
0:5.14.0-162.6.1.el9_1
redhat/kernel-rt<0:5.14.0-162.6.1.rt21.168.el9_1
0:5.14.0-162.6.1.rt21.168.el9_1
redhat/kernel<5.18
5.18
Linux Linux kernel>=4.14<4.14.278
Linux Linux kernel>=4.15<4.19.241
Linux Linux kernel>=4.20<5.4.191
Linux Linux kernel>=5.5<5.10.113
Linux Linux kernel>=5.11<5.15.36
Linux Linux kernel>=5.16<5.17.5
Debian Debian Linux=10.0
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=20.04
Canonical Ubuntu Linux=22.04
All of
Netapp H300s Firmware
Netapp H300s
All of
Netapp H500s Firmware
Netapp H500s
All of
Netapp H700s Firmware
Netapp H700s
All of
Netapp H300e Firmware
Netapp H300e
All of
Netapp H500e Firmware
Netapp H500e
All of
Netapp H700e Firmware
Netapp H700e
All of
Netapp H410s Firmware
Netapp H410s
All of
Netapp H410c Firmware
Netapp H410c
Netapp H300s Firmware
Netapp H300s
Netapp H500s Firmware
Netapp H500s
Netapp H700s Firmware
Netapp H700s
Netapp H300e Firmware
Netapp H300e
Netapp H500e Firmware
Netapp H500e
Netapp H700e Firmware
Netapp H700e
Netapp H410s Firmware
Netapp H410s
Netapp H410c Firmware
Netapp H410c
ubuntu/linux<4.15.0-180.189
4.15.0-180.189
ubuntu/linux<5.4.0-113.127
5.4.0-113.127
ubuntu/linux<5.13.0-44.49
5.13.0-44.49
ubuntu/linux<5.15.0-33.34
5.15.0-33.34
ubuntu/linux<5.19.0-10.10
5.19.0-10.10
ubuntu/linux<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws<4.15.0-1130.139
4.15.0-1130.139
ubuntu/linux-aws<5.4.0-1075.80
5.4.0-1075.80
ubuntu/linux-aws<5.13.0-1025.27
5.13.0-1025.27
ubuntu/linux-aws<5.15.0-1008.10
5.15.0-1008.10
ubuntu/linux-aws<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-aws<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.0<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.11<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.13<5.13.0-1025.27~20.04.1
5.13.0-1025.27~20.04.1
ubuntu/linux-aws-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.3<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.4<5.4.0-1075.80~18.04.1
5.4.0-1075.80~18.04.1
ubuntu/linux-aws-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-5.8<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-fips<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-hwe<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-aws-hwe<4.15.0-1130.139~16.04.1
4.15.0-1130.139~16.04.1
ubuntu/linux-azure<5.4.0-1080.83
5.4.0-1080.83
ubuntu/linux-azure<5.13.0-1025.29
5.13.0-1025.29
ubuntu/linux-azure<5.15.0-1007.8
5.15.0-1007.8
ubuntu/linux-azure<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-azure<4.15.0-1139.152~14.04.1
4.15.0-1139.152~14.04.1
ubuntu/linux-azure<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure<4.15.0-1139.152~16.04.1
4.15.0-1139.152~16.04.1
ubuntu/linux-azure-4.15<4.15.0-1139.152
4.15.0-1139.152
ubuntu/linux-azure-4.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-5.11<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-5.13<5.13.0-1025.29~20.04.1
5.13.0-1025.29~20.04.1
ubuntu/linux-azure-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-5.3<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-5.4<5.4.0-1080.83~18.04.2
5.4.0-1080.83~18.04.2
ubuntu/linux-azure-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-edge<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-fde<5.4.0-1080.83
5.4.0-1080.83
ubuntu/linux-azure-fde<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-fde-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-azure-fips<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-bluefield<5.4.0-1036.39
5.4.0-1036.39
ubuntu/linux-bluefield<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-dell300x<4.15.0-1047.52
4.15.0-1047.52
ubuntu/linux-dell300x<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-fips<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp<5.4.0-1075.80
5.4.0-1075.80
ubuntu/linux-gcp<5.13.0-1027.32
5.13.0-1027.32
ubuntu/linux-gcp<5.15.0-1005.8
5.15.0-1005.8
ubuntu/linux-gcp<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-gcp<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp<4.15.0-1124.138~16.04.1
4.15.0-1124.138~16.04.1
ubuntu/linux-gcp-4.15<4.15.0-1124.138
4.15.0-1124.138
ubuntu/linux-gcp-4.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-5.11<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-5.13<5.13.0-1027.32~20.04.1
5.13.0-1027.32~20.04.1
ubuntu/linux-gcp-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-5.3<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-5.4<5.4.0-1075.80~18.04.1
5.4.0-1075.80~18.04.1
ubuntu/linux-gcp-5.8<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gcp-fips<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gke<5.4.0-1072.77
5.4.0-1072.77
ubuntu/linux-gke<5.15.0-1005.6
5.15.0-1005.6
ubuntu/linux-gke<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gke-4.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gke-5.0<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gke-5.3<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gke-5.4<5.4.0-1072.77~18.04.1
5.4.0-1072.77~18.04.1
ubuntu/linux-gke-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gkeop<5.4.0-1043.44
5.4.0-1043.44
ubuntu/linux-gkeop<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gkeop-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-gkeop-5.4<5.4.0-1043.44~18.04.1
5.4.0-1043.44~18.04.1
ubuntu/linux-gkeop-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe<4.15.0-180.189~16.04.1
4.15.0-180.189~16.04.1
ubuntu/linux-hwe-5.11<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe-5.13<5.13.0-44.49~20.04.1
5.13.0-44.49~20.04.1
ubuntu/linux-hwe-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe-5.4<5.4.0-113.127~18.04.1
5.4.0-113.127~18.04.1
ubuntu/linux-hwe-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe-5.8<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-hwe-edge<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-ibm<5.4.0-1023.25
5.4.0-1023.25
ubuntu/linux-ibm<5.15.0-1004.4
5.15.0-1004.4
ubuntu/linux-ibm<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-ibm<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-ibm-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-ibm-5.4<5.4.0-1023.25~18.04.1
5.4.0-1023.25~18.04.1
ubuntu/linux-ibm-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-intel<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-intel-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-intel-iotg<5.15.0-1008.11
5.15.0-1008.11
ubuntu/linux-intel-iotg<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-intel-iotg-5.15<5.15.0-1008.11~20.04.1
5.15.0-1008.11~20.04.1
ubuntu/linux-intel-iotg-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-iot<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-kvm<4.15.0-1116.119
4.15.0-1116.119
ubuntu/linux-kvm<5.4.0-1065.68
5.4.0-1065.68
ubuntu/linux-kvm<5.13.0-1024.25
5.13.0-1024.25
ubuntu/linux-kvm<5.15.0-1007.7
5.15.0-1007.7
ubuntu/linux-kvm<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-kvm<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-laptop<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-lowlatency<5.15.0-33.34
5.15.0-33.34
ubuntu/linux-lowlatency<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-lowlatency<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-lowlatency-hwe-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-lowlatency-hwe-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-lts-xenial<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-nvidia<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-nvidia-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-5.10<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-5.14<5.14.0-1038.42
5.14.0-1038.42
ubuntu/linux-oem-5.17<5.17.0-1006.6
5.17.0-1006.6
ubuntu/linux-oem-5.17<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-5.6<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-6.8<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oem-osp1<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle<4.15.0-1095.104
4.15.0-1095.104
ubuntu/linux-oracle<5.4.0-1073.79
5.4.0-1073.79
ubuntu/linux-oracle<5.13.0-1030.35
5.13.0-1030.35
ubuntu/linux-oracle<5.15.0-1006.8
5.15.0-1006.8
ubuntu/linux-oracle<5.19.0-1001.1
5.19.0-1001.1
ubuntu/linux-oracle<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle<4.15.0-1095.104~16.04.1
4.15.0-1095.104~16.04.1
ubuntu/linux-oracle-5.0<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle-5.11<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle-5.13<5.13.0-1030.35~20.04.1
5.13.0-1030.35~20.04.1
ubuntu/linux-oracle-5.13<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle-5.3<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-oracle-5.4<5.4.0-1073.79~18.04.1
5.4.0-1073.79~18.04.1
ubuntu/linux-oracle-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-raspi<5.4.0-1062.70
5.4.0-1062.70
ubuntu/linux-raspi<5.13.0-1028.30
5.13.0-1028.30
ubuntu/linux-raspi<5.15.0-1008.8
5.15.0-1008.8
ubuntu/linux-raspi<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-raspi-5.4<5.4.0-1062.70~18.04.1
5.4.0-1062.70~18.04.1
ubuntu/linux-raspi-5.4<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-raspi2<4.15.0-1111.118
4.15.0-1111.118
ubuntu/linux-raspi2<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-raspi2-5.3<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-riscv<5.15.0-1011.12
5.15.0-1011.12
ubuntu/linux-riscv<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-riscv-5.11<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-riscv-5.15<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-riscv-5.8<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-riscv-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-snapdragon<4.15.0-1129.138
4.15.0-1129.138
ubuntu/linux-snapdragon<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-starfive<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-starfive-6.5<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
ubuntu/linux-xilinx-zynqmp<5.18~<5.4.191<5.15.36
5.18~
5.4.191
5.15.36
debian/linux
5.10.218-1
5.10.221-1
6.1.94-1
6.1.99-1
6.9.10-1
6.9.12-1

Remedy

To mitigate this issue, prevent the module cls_u32 from being loaded by blacklisting the module to prevent it from loading automatically. ~~~ https://access.redhat.com/solutions/41278 ~~~

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