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CVE-2020-8992

Description

ext4_protect_reserved_inode in fs/ext4/block_validity.c in the Linux kernel through 5.5.3 allows attackers to cause a denial of service (soft lockup) via a crafted journal size.

Risk Information

Base Score
5.5
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.054

Associated Vulnerability

VulnerabilityOS Platform
Linux kernel (USN-4318-1) linux-image-oem_4.15.0.96.104_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-generic_4.15.0.96.87_i386.debLinux
Linux kernel (USN-4318-1) linux-image-generic_4.15.0.96.87_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-virtual_4.15.0.96.87_i386.debLinux
Linux kernel (USN-4318-1) linux-image-virtual_4.15.0.96.87_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-lowlatency_4.15.0.96.87_i386.debLinux
Linux kernel (USN-4318-1) linux-image-lowlatency_4.15.0.96.87_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-generic_4.15.0-96.97_i386.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-generic_4.15.0-96.97_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-generic_4.15.0-96.97~16.04.1_i386.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-generic_4.15.0-96.97~16.04.1_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-generic-hwe-16.04_4.15.0.96.104_i386.debLinux
Linux kernel (USN-4318-1) linux-image-generic-hwe-16.04_4.15.0.96.104_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-virtual-hwe-16.04_4.15.0.96.104_i386.debLinux
Linux kernel (USN-4318-1) linux-image-virtual-hwe-16.04_4.15.0.96.104_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-lowlatency_4.15.0-96.97_i386.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-lowlatency_4.15.0-96.97_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-lowlatency_4.15.0-96.97~16.04.1_i386.debLinux
Linux kernel (USN-4318-1) linux-image-4.15.0-96-lowlatency_4.15.0-96.97~16.04.1_amd64.debLinux
Linux kernel (USN-4318-1) linux-image-lowlatency-hwe-16.04_4.15.0.96.104_i386.debLinux
Linux kernel (USN-4318-1) linux-image-lowlatency-hwe-16.04_4.15.0.96.104_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-aws_4.15.0.1065.67_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-gcp_4.15.0.1060.74_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-gke_4.15.0.1057.61_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-gke_4.15.0.1060.74_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-kvm_4.15.0.1058.58_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-oem_4.15.0.1079.83_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-azure_4.15.0.1077.80_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-oracle_4.15.0.1037.30_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-aws-hwe_4.15.0.1065.65_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-gke-4.15_4.15.0.1057.61_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-azure-edge_4.15.0.1077.80_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-aws-lts-18.04_4.15.0.1065.67_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1057-gke_4.15.0-1057.60_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1058-kvm_4.15.0-1058.59_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1060-gcp_4.15.0-1060.64_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1065-aws_4.15.0-1065.69_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1065-aws_4.15.0-1065.69~16.04.1_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1079-oem_4.15.0-1079.89_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-oracle-lts-18.04_4.15.0.1037.45_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1077-azure_4.15.0-1077.82_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1037-oracle_4.15.0-1037.41_amd64.debLinux
Linux kernel for Amazon Web Services (AWS) systems (USN-4324-1) linux-image-4.15.0-1037-oracle_4.15.0-1037.41~16.04.1_amd64.debLinux
Linux kernel for Google Container Engine (GKE) systems (USN-4344-1) linux-image-gke-5.0_5.0.0.1035.23_amd64.debLinux
Linux kernel for Google Container Engine (GKE) systems (USN-4344-1) linux-image-oem-osp1_5.0.0.1050.53_amd64.debLinux
Linux kernel for Google Container Engine (GKE) systems (USN-4344-1) linux-image-5.0.0-1035-gke_5.0.0-1035.36_amd64.debLinux
Linux kernel for Google Container Engine (GKE) systems (USN-4344-1) linux-image-5.0.0-1050-oem-osp1_5.0.0-1050.55_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-aws_4.4.0.1110.114_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-kvm_4.4.0.1076.74_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-generic_4.4.0.185.191_i386.debLinux
Linux kernel (USN-4419-1) linux-image-generic_4.4.0.185.191_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-virtual_4.4.0.185.191_i386.debLinux
Linux kernel (USN-4419-1) linux-image-virtual_4.4.0.185.191_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-lowlatency_4.4.0.185.191_i386.debLinux
Linux kernel (USN-4419-1) linux-image-lowlatency_4.4.0.185.191_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-4.4.0-1076-kvm_4.4.0-1076.83_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-4.4.0-1110-aws_4.4.0-1110.121_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-4.4.0-185-generic_4.4.0-185.215_i386.debLinux
Linux kernel (USN-4419-1) linux-image-4.4.0-185-generic_4.4.0-185.215_amd64.debLinux
Linux kernel (USN-4419-1) linux-image-4.4.0-185-lowlatency_4.4.0-185.215_i386.debLinux
Linux kernel (USN-4419-1) linux-image-4.4.0-185-lowlatency_4.4.0-185.215_amd64.debLinux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234