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CVE-2020-14314

Description

A memory out-of-bounds read flaw was found in the Linux kernel before 5.9-rc2 with the ext3/ext4 file system, in the way it accesses a directory with broken indexing. This flaw allows a local user to crash the system if the directory exists. The highest threat from this vulnerability is to system availability.

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
0.055

Associated Vulnerability

VulnerabilityOS Platform
Linux kernel (USN-4576-1) linux-image-aws_5.4.0.1028.13_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-aws_5.4.0.1028.29_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-gcp_5.4.0.1028.16_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-gcp_5.4.0.1028.36_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-gke_5.4.0.1028.36_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-kvm_5.4.0.1026.24_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-oem_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-azure_5.4.0.1031.13_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-azure_5.4.0.1031.29_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-oracle_5.4.0.1028.12_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-oracle_5.4.0.1028.25_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-generic_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-virtual_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-oem-osp1_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-lowlatency_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1026-kvm_5.4.0-1026.27_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1028-aws_5.4.0-1028.29_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1028-aws_5.4.0-1028.29~18.04.1_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1028-gcp_5.4.0-1028.29_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1028-gcp_5.4.0-1028.29~18.04.1_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1031-azure_5.4.0-1031.32_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1031-azure_5.4.0-1031.32~18.04.1_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-51-generic_5.4.0-51.56_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-51-generic_5.4.0-51.56~18.04.1_i386.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-51-generic_5.4.0-51.56~18.04.1_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1028-oracle_5.4.0-1028.29_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-1028-oracle_5.4.0-1028.29~18.04.1_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-generic-hwe-18.04_5.4.0.51.56~18.04.45_i386.debLinux
Linux kernel (USN-4576-1) linux-image-generic-hwe-18.04_5.4.0.51.56~18.04.45_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-generic-hwe-20.04_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-virtual-hwe-18.04_5.4.0.51.56~18.04.45_i386.debLinux
Linux kernel (USN-4576-1) linux-image-virtual-hwe-18.04_5.4.0.51.56~18.04.45_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-virtual-hwe-20.04_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-51-lowlatency_5.4.0-51.56_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-51-lowlatency_5.4.0-51.56~18.04.1_i386.debLinux
Linux kernel (USN-4576-1) linux-image-5.4.0-51-lowlatency_5.4.0-51.56~18.04.1_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-lowlatency-hwe-18.04_5.4.0.51.56~18.04.45_i386.debLinux
Linux kernel (USN-4576-1) linux-image-lowlatency-hwe-18.04_5.4.0.51.56~18.04.45_amd64.debLinux
Linux kernel (USN-4576-1) linux-image-lowlatency-hwe-20.04_5.4.0.51.54_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-gcp_4.15.0.1086.87_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-gke_4.15.0.1072.76_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-gke_4.15.0.1086.87_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-kvm_4.15.0.1077.73_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-oem_4.15.0.120.121_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-oem_4.15.0.1099.103_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-azure_4.15.0.1098.92_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-oracle_4.15.0.1056.46_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-aws-hwe_4.15.0.1085.81_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-generic_4.15.0.121.108_i386.debLinux
Linux kernel (USN-4578-1) linux-image-generic_4.15.0.121.108_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-virtual_4.15.0.121.108_i386.debLinux
Linux kernel (USN-4578-1) linux-image-virtual_4.15.0.121.108_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-gke-4.15_4.15.0.1072.76_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-lowlatency_4.15.0.121.108_i386.debLinux
Linux kernel (USN-4578-1) linux-image-lowlatency_4.15.0.121.108_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-aws-lts-18.04_4.15.0.1086.88_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-gcp-lts-18.04_4.15.0.1086.104_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1072-gke_4.15.0-1072.76_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1077-kvm_4.15.0-1077.79_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1085-aws_4.15.0-1085.90~16.04.1_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1086-aws_4.15.0-1086.91_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1086-gcp_4.15.0-1086.98_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1086-gcp_4.15.0-1086.98~16.04.1_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1099-oem_4.15.0-1099.109_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-azure-lts-18.04_4.15.0.1099.72_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-oracle-lts-18.04_4.15.0.1057.67_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1098-azure_4.15.0-1098.109~16.04.1_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1099-azure_4.15.0-1099.110_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-generic-hwe-16.04_4.15.0.120.121_i386.debLinux
Linux kernel (USN-4578-1) linux-image-generic-hwe-16.04_4.15.0.120.121_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-virtual-hwe-16.04_4.15.0.120.121_i386.debLinux
Linux kernel (USN-4578-1) linux-image-virtual-hwe-16.04_4.15.0.120.121_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1056-oracle_4.15.0-1056.61~16.04.1_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-1057-oracle_4.15.0-1057.62_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-120-generic_4.15.0-120.122~16.04.1_i386.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-120-generic_4.15.0-120.122~16.04.1_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-121-generic_4.15.0-121.123_i386.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-121-generic_4.15.0-121.123_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-lowlatency-hwe-16.04_4.15.0.120.121_i386.debLinux
Linux kernel (USN-4578-1) linux-image-lowlatency-hwe-16.04_4.15.0.120.121_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-120-lowlatency_4.15.0-120.122~16.04.1_i386.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-120-lowlatency_4.15.0-120.122~16.04.1_amd64.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-121-lowlatency_4.15.0-121.123_i386.debLinux
Linux kernel (USN-4578-1) linux-image-4.15.0-121-lowlatency_4.15.0-121.123_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-aws_4.4.0.1117.122_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-kvm_4.4.0.1082.80_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-generic_4.4.0.193.199_i386.debLinux
Linux kernel (USN-4579-1) linux-image-generic_4.4.0.193.199_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-virtual_4.4.0.193.199_i386.debLinux
Linux kernel (USN-4579-1) linux-image-virtual_4.4.0.193.199_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-lowlatency_4.4.0.193.199_i386.debLinux
Linux kernel (USN-4579-1) linux-image-lowlatency_4.4.0.193.199_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-4.4.0-1082-kvm_4.4.0-1082.91_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-4.4.0-1117-aws_4.4.0-1117.131_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-4.4.0-193-generic_4.4.0-193.224_i386.debLinux
Linux kernel (USN-4579-1) linux-image-4.4.0-193-generic_4.4.0-193.224_amd64.debLinux
Linux kernel (USN-4579-1) linux-image-4.4.0-193-lowlatency_4.4.0-193.224_i386.debLinux
Linux kernel (USN-4579-1) linux-image-4.4.0-193-lowlatency_4.4.0-193.224_amd64.debLinux
Dtrace-modules-3.8.13-118.50.1.el6uek update (ELSA-2020-5879) dtrace-modules-3.8.13-118.50.1.el6uek-0.4.5-3.el6.x86_64.rpmLinux
Dtrace-modules-3.8.13-118.50.1.el7uek update (ELSA-2020-5879) dtrace-modules-3.8.13-118.50.1.el7uek-0.4.5-3.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update bpftool-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-abi-whitelists-3.10.0-1160.11.1.el7.noarch.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-debug-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-debug-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-doc-3.10.0-1160.11.1.el7.noarch.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-headers-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-tools-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-tools-libs-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update kernel-tools-libs-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update perf-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2020:5437) kernel security and bug fix update python-perf-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Bpftool update (ELSA-2020-5437) bpftool-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel update (ELSA-2020-5437) kernel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-abi-whitelists update (ELSA-2020-5437) kernel-abi-whitelists-3.10.0-1160.11.1.el7.noarch.rpmLinux
Kernel-debug update (ELSA-2020-5437) kernel-debug-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-debug-devel update (ELSA-2020-5437) kernel-debug-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-devel update (ELSA-2020-5437) kernel-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-doc update (ELSA-2020-5437) kernel-doc-3.10.0-1160.11.1.el7.noarch.rpmLinux
Kernel-headers update (ELSA-2020-5437) kernel-headers-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-tools update (ELSA-2020-5437) kernel-tools-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-tools-libs update (ELSA-2020-5437) kernel-tools-libs-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Kernel-tools-libs-devel update (ELSA-2020-5437) kernel-tools-libs-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Perf update (ELSA-2020-5437) perf-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Python-perf update (ELSA-2020-5437) python-perf-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update bpftool-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-abi-stablelists-4.18.0-305.el8.noarch.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-core-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-cross-headers-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-core-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-devel-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-modules-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-debug-modules-extra-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-devel-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-doc-4.18.0-305.el8.noarch.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-headers-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-modules-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-modules-extra-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-tools-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update kernel-tools-libs-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update perf-4.18.0-305.el8.x86_64.rpmLinux
(RHSA-2021:1578) kernel security, bug fix, and enhancement update python3-perf-4.18.0-305.el8.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update bpftool-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-abi-whitelists-3.10.0-1160.11.1.el7.noarch.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-debug-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-debug-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-doc-3.10.0-1160.11.1.el7.noarch.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-headers-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-tools-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-tools-libs-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update kernel-tools-libs-devel-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update perf-3.10.0-1160.11.1.el7.x86_64.rpmLinux
(CESA-2020:5437) kernel security and bug fix update python-perf-3.10.0-1160.11.1.el7.x86_64.rpmLinux
Linux kernel for OEM systems (USN-4752-1) linux-image-5.6.0-1048-oem_5.6.0-1048.52_amd64.debLinux
kernel Security Update (ALAS-2020-1495) kernel-livepatch-4.14.198-152.320-1.0-0.amzn2.x86_64.rpmLinux
Out-of-bounds Read Vulnerability (CVE-2020-14314)NCM

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