CWE
416 362
Advisory Published

USN-5727-1: Linux kernel vulnerabilities

First published: Wed Nov 16 2022(Updated: )

It was discovered that a race condition existed in the instruction emulator of the Linux kernel on Arm 64-bit systems. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-20422) It was discovered that the KVM implementation in the Linux kernel did not properly handle virtual CPUs without APICs in certain situations. A local attacker could possibly use this to cause a denial of service (host system crash). (CVE-2022-2153) Hao Sun and Jiacheng Xu discovered that the NILFS file system implementation in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2022-2978) Abhishek Shah discovered a race condition in the PF_KEYv2 implementation in the Linux kernel. A local attacker could use this to cause a denial of service (system crash) or possibly expose sensitive information (kernel memory). (CVE-2022-3028) It was discovered that the IDT 77252 ATM PCI device driver in the Linux kernel did not properly remove any pending timers during device exit, resulting in a use-after-free vulnerability. A local attacker could possibly use this to cause a denial of service (system crash) or execute arbitrary code. (CVE-2022-3635) It was discovered that the Netlink Transformation (XFRM) subsystem in the Linux kernel contained a reference counting error. A local attacker could use this to cause a denial of service (system crash). (CVE-2022-36879) Xingyuan Mo and Gengjia Chen discovered that the Promise SuperTrak EX storage controller driver in the Linux kernel did not properly handle certain structures. A local attacker could potentially use this to expose sensitive information (kernel memory). (CVE-2022-40768)

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/linux-image-4.15.0-197-generic<4.15.0-197.208
4.15.0-197.208
=18.04
All of
ubuntu/linux-image-4.15.0-197-lowlatency<4.15.0-197.208
4.15.0-197.208
=18.04
All of
ubuntu/linux-image-virtual<4.15.0.197.182
4.15.0.197.182
=18.04
All of
ubuntu/linux-image-aws-lts-18.04<4.15.0.1143.143
4.15.0.1143.143
=18.04
All of
ubuntu/linux-image-generic<4.15.0.197.182
4.15.0.197.182
=18.04
All of
ubuntu/linux-image-4.15.0-1129-kvm<4.15.0-1129.134
4.15.0-1129.134
=18.04
All of
ubuntu/linux-image-4.15.0-1143-aws<4.15.0-1143.155
4.15.0-1143.155
=18.04
All of
ubuntu/linux-image-oracle-lts-18.04<4.15.0.1108.115
4.15.0.1108.115
=18.04
All of
ubuntu/linux-image-4.15.0-1121-raspi2<4.15.0-1121.129
4.15.0-1121.129
=18.04
All of
ubuntu/linux-image-4.15.0-1139-snapdragon<4.15.0-1139.149
4.15.0-1139.149
=18.04
All of
ubuntu/linux-image-4.15.0-197-generic-lpae<4.15.0-197.208
4.15.0-197.208
=18.04
All of
ubuntu/linux-image-snapdragon<4.15.0.1139.140
4.15.0.1139.140
=18.04
All of
ubuntu/linux-image-dell300x<4.15.0.1055.55
4.15.0.1055.55
=18.04
All of
ubuntu/linux-image-raspi2<4.15.0.1121.118
4.15.0.1121.118
=18.04
All of
ubuntu/linux-image-4.15.0-1055-dell300x<4.15.0-1055.60
4.15.0-1055.60
=18.04
All of
ubuntu/linux-image-4.15.0-1108-oracle<4.15.0-1108.119
4.15.0-1108.119
=18.04
All of
ubuntu/linux-image-kvm<4.15.0.1129.122
4.15.0.1129.122
=18.04
All of
ubuntu/linux-image-generic-lpae<4.15.0.197.182
4.15.0.197.182
=18.04
All of
ubuntu/linux-image-lowlatency<4.15.0.197.182
4.15.0.197.182
=18.04
All of
ubuntu/linux-image-4.15.0-197-generic<4.15.0-197.208~16.04.1
4.15.0-197.208~16.04.1
=16.04
All of
ubuntu/linux-image-4.15.0-197-lowlatency<4.15.0-197.208~16.04.1
4.15.0-197.208~16.04.1
=16.04
All of
ubuntu/linux-image-4.15.0-1143-aws-hwe<4.15.0-1143.155~16.04.1
4.15.0-1143.155~16.04.1
=16.04
All of
ubuntu/linux-image-oem<4.15.0.197.184
4.15.0.197.184
=16.04
All of
ubuntu/linux-image-lowlatency-hwe-16.04<4.15.0.197.184
4.15.0.197.184
=16.04
All of
ubuntu/linux-image-aws-hwe<4.15.0.1143.130
4.15.0.1143.130
=16.04
All of
ubuntu/linux-image-generic-hwe-16.04<4.15.0.197.184
4.15.0.197.184
=16.04
All of
ubuntu/linux-image-oracle<4.15.0.1108.92
4.15.0.1108.92
=16.04
All of
ubuntu/linux-image-virtual-hwe-16.04<4.15.0.197.184
4.15.0.197.184
=16.04
All of
ubuntu/linux-image-4.15.0-1108-oracle<4.15.0-1108.119~16.04.1
4.15.0-1108.119~16.04.1
=16.04

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