CVE-2021-3753
Description
A race problem was seen in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c in the Linux kernel, which may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_ioctl (KDSETMDE). The highest threat from this vulnerability is to data confidentiality.
Risk Information
Base Score
4.7
MODERATE
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
0.016
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| Linux kernel (USN-5113-1) linux-image-aws_5.11.0.1020.21_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-aws_5.11.0.1020.21~20.04.19_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-gcp_5.11.0.1021.21_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-gcp_5.11.0.1021.23~20.04.20_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-gke_5.11.0.1021.21_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-kvm_5.11.0.1018.19_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-azure_5.11.0.1020.21_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-generic_5.11.0.38.39_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-virtual_5.11.0.38.39_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-oem-20.04_5.11.0.38.39_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-azure-edge_5.15.0.1054.62~20.04.43_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-lowlatency_5.11.0.38.39_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1018-kvm_5.11.0-1018.19_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1020-aws_5.11.0-1020.21_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1020-aws_5.11.0-1020.21~20.04.2_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1021-gcp_5.11.0-1021.23_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1021-gcp_5.11.0-1021.23~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1020-azure_5.11.0-1020.21_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1020-azure_5.11.0-1020.21~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-38-generic_5.11.0-38.42_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-38-generic_5.11.0-38.42~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-generic-hwe-20.04_5.11.0.38.42~20.04.17_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-virtual-hwe-20.04_5.11.0.38.42~20.04.17_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-38-lowlatency_5.11.0-38.42_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-38-lowlatency_5.11.0-38.42~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-5113-1) linux-image-lowlatency-hwe-20.04_5.11.0.38.42~20.04.17_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-5115-1) linux-image-oem-20.04_5.10.0.1050.52_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-5115-1) linux-image-oem-20.04b_5.10.0.1050.52_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-5115-1) linux-image-5.10.0-1050-oem_5.10.0-1050.52_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-kvm_4.15.0.1102.98_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-generic_4.15.0.162.151_i386.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-generic_4.15.0.162.151_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-virtual_4.15.0.162.151_i386.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-virtual_4.15.0.162.151_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-dell300x_4.15.0.1030.32_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-lowlatency_4.15.0.162.151_i386.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-lowlatency_4.15.0.162.151_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-aws-lts-18.04_4.15.0.1115.118_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-gcp-lts-18.04_4.15.0.1111.130_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-1102-kvm_4.15.0-1102.104_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-1111-gcp_4.15.0-1111.125_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-1115-aws_4.15.0-1115.122_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-azure-lts-18.04_4.15.0.1126.99_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-oracle-lts-18.04_4.15.0.1083.93_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-1126-azure_4.15.0-1126.139_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-1083-oracle_4.15.0-1083.91_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-162-generic_4.15.0-162.170_i386.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-162-generic_4.15.0-162.170_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-1030-dell300x_4.15.0-1030.35_amd64.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-162-lowlatency_4.15.0-162.170_i386.deb | Linux |
| Linux kernel (USN-5136-1) linux-image-4.15.0-162-lowlatency_4.15.0-162.170_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-aws_5.4.0.1059.42_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gcp_5.4.0.1057.43_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gke_5.4.0.1055.65_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-ibm_5.4.0.1007.8_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-kvm_5.4.0.1049.48_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-oem_5.4.0.90.94_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-oem_5.4.0.90.101~18.04.80_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-azure_5.4.0.1063.43_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gkeop_5.4.0.1026.29_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-generic_5.4.0.90.94_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gke-5.4_5.4.0.1055.65_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-virtual_5.4.0.90.94_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-oem-osp1_5.4.0.90.94_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-oem-osp1_5.4.0.90.101~18.04.80_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gkeop-5.4_5.4.0.1026.29_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gkeop-5.4_5.4.0.1026.27~18.04.27_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-lowlatency_5.4.0.90.94_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-aws-lts-20.04_5.4.0.1059.62_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-gcp-lts-20.04_5.4.0.1057.67_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-ibm-lts-20.04_5.4.0.1007.8_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1007-ibm_5.4.0-1007.8_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1049-kvm_5.4.0-1049.51_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1055-gke_5.4.0-1055.58_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1057-gcp_5.4.0-1057.61_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1057-gcp_5.4.0-1057.61~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1059-aws_5.4.0-1059.62_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1059-aws_5.4.0-1059.62~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-azure-lts-20.04_5.4.0.1063.61_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1026-gkeop_5.4.0-1026.27_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1026-gkeop_5.4.0-1026.27~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1063-azure_5.4.0-1063.66_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-1063-azure_5.4.0-1063.66~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-90-generic_5.4.0-90.101_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-90-generic_5.4.0-90.101~18.04.1_i386.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-90-generic_5.4.0-90.101~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-generic-hwe-18.04_5.4.0.90.101~18.04.80_i386.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-generic-hwe-18.04_5.4.0.90.101~18.04.80_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-virtual-hwe-18.04_5.4.0.90.101~18.04.80_i386.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-virtual-hwe-18.04_5.4.0.90.101~18.04.80_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-90-lowlatency_5.4.0-90.101_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-90-lowlatency_5.4.0-90.101~18.04.1_i386.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-5.4.0-90-lowlatency_5.4.0-90.101~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-lowlatency-hwe-18.04_5.4.0.90.101~18.04.80_i386.deb | Linux |
| Linux kernel (USN-5137-1) linux-image-lowlatency-hwe-18.04_5.4.0.90.101~18.04.80_amd64.deb | Linux |
| Linux kernel for NVIDIA BlueField platforms (USN-5137-2) linux-image-oracle_5.4.0.1057.61~18.04.37_amd64.deb | Linux |
| Linux kernel for NVIDIA BlueField platforms (USN-5137-2) linux-image-gke-5.4_5.4.0.1055.58~18.04.20_amd64.deb | Linux |
| Linux kernel for NVIDIA BlueField platforms (USN-5137-2) linux-image-5.4.0-1055-gke_5.4.0-1055.58~18.04.1_amd64.deb | Linux |
| Linux kernel for NVIDIA BlueField platforms (USN-5137-2) linux-image-oracle-lts-20.04_5.4.0.1057.57_amd64.deb | Linux |
| Linux kernel for NVIDIA BlueField platforms (USN-5137-2) linux-image-5.4.0-1057-oracle_5.4.0-1057.61_amd64.deb | Linux |
| Linux kernel for NVIDIA BlueField platforms (USN-5137-2) linux-image-5.4.0-1057-oracle_5.4.0-1057.61~18.04.1_amd64.deb | Linux |
| SUSE-SU-2022:14905-1(SUSE Linux Enterprise Server 11-EXTRA ) kernel-default-extra-3.0.101-108.135.1.i586.rpm | Linux |
| SUSE-SU-2022:14905-1(SUSE Linux Enterprise Server 11-EXTRA ) kernel-default-extra-3.0.101-108.135.1.x86_64.rpm | Linux |
| SUSE-SU-2022:14905-1(SUSE Linux Enterprise Server 11-EXTRA ) kernel-pae-extra-3.0.101-108.135.1.i586.rpm | Linux |
| SUSE-SU-2022:14905-1(SUSE Linux Enterprise Server 11-EXTRA ) kernel-trace-extra-3.0.101-108.135.1.x86_64.rpm | Linux |
| SUSE-SU-2022:14905-1(SUSE Linux Enterprise Server 11-EXTRA ) kernel-xen-extra-3.0.101-108.135.1.i586.rpm | Linux |
| SUSE-SU-2022:14905-1(SUSE Linux Enterprise Server 11-EXTRA ) kernel-xen-extra-3.0.101-108.135.1.x86_64.rpm | Linux |
| Linux kernel (USN-5113-1) linux-image-5.11.0-1020-oracle_5.11.0-1020.21~20.04.1_amd64.deb | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update bpftool-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update bpftool-debuginfo-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-abi-stablelists-4.18.0-553.el8_10.noarch.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-core-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-cross-headers-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debug-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debug-core-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debug-debuginfo-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debug-devel-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debug-modules-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debug-modules-extra-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debuginfo-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-debuginfo-common-x86_64-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-devel-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-doc-4.18.0-553.el8_10.noarch.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-headers-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-modules-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-modules-extra-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-tools-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-tools-debuginfo-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update kernel-tools-libs-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update perf-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update perf-debuginfo-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update python3-perf-4.18.0-553.el8_10.x86_64.rpm | Linux |
| (RHSA-2024:3138)Moderate: security, bug fix, and enhancement update python3-perf-debuginfo-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Bpftool update (ELSA-2024-3138) bpftool-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel update (ELSA-2024-3138) kernel-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-abi-stablelists update (ELSA-2024-3138) kernel-abi-stablelists-4.18.0-553.el8_10.noarch.rpm | Linux |
| Kernel-core update (ELSA-2024-3138) kernel-core-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-cross-headers update (ELSA-2024-3138) kernel-cross-headers-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-debug update (ELSA-2024-3138) kernel-debug-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-debug-core update (ELSA-2024-3138) kernel-debug-core-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-debug-devel update (ELSA-2024-3138) kernel-debug-devel-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-debug-modules update (ELSA-2024-3138) kernel-debug-modules-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-debug-modules-extra update (ELSA-2024-3138) kernel-debug-modules-extra-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-devel update (ELSA-2024-3138) kernel-devel-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-doc update (ELSA-2024-3138) kernel-doc-4.18.0-553.el8_10.noarch.rpm | Linux |
| Kernel-headers update (ELSA-2024-3138) kernel-headers-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-modules update (ELSA-2024-3138) kernel-modules-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-modules-extra update (ELSA-2024-3138) kernel-modules-extra-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-tools update (ELSA-2024-3138) kernel-tools-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Kernel-tools-libs update (ELSA-2024-3138) kernel-tools-libs-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Perf update (ELSA-2024-3138) perf-4.18.0-553.el8_10.x86_64.rpm | Linux |
| Python3-perf update (ELSA-2024-3138) python3-perf-4.18.0-553.el8_10.x86_64.rpm | Linux |
| kernel Security Update (ALAS-2021-1704) kernel-livepatch-4.14.246-187.474-1.0-0.amzn2.x86_64.rpm | Linux |
| Out-of-bounds Read Vulnerability (CVE-2021-3753) | NCM |
Patch Details
No records foundReferences
https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234