CVE-2021-23133
Description
A race condition in Linux kernel SCTP sockets (net/sctp/socket.c) before 5.12-rc8 can lead to kernel privilege escalation from the context of a network service or an unprivileged process. If sctp_destroy_sock is called without sock_net(sk)->sctp.addr_wq_lock then an element is removed from the auto_asconf_splist list without any proper locking. This can be exploited by an attacker with network service privileges to escalate to root or from the context of an unprivileged user directly if a BPF_CGROUP_INET_SOCK_CREATE is attached which denies creation of some SCTP socket.
Risk Information
Base Score
7.0
MODERATE
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS Score
Exploitation Probability
0.093
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-4.12.14-16.59.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-base-4.12.14-16.59.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-base-debuginfo-4.12.14-16.59.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-debuginfo-4.12.14-16.59.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-debugsource-4.12.14-16.59.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-devel-4.12.14-16.59.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-azure-4.12.14-16.59.1.noarch.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-azure-4.12.14-16.59.1.noarch.rpm | Linux |
| SUSE-SU-2021:1887-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-azure-4.12.14-16.59.1.x86_64.rpm | Linux |
| Kernel-uek update (ELSA-2021-9306) kernel-uek-5.4.17-2102.202.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9306) kernel-uek-debug-5.4.17-2102.202.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9306) kernel-uek-debug-devel-5.4.17-2102.202.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9306) kernel-uek-devel-5.4.17-2102.202.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9306) kernel-uek-doc-5.4.17-2102.202.5.el8uek.noarch.rpm | Linux |
| Kernel-uek update (ELSA-2021-9306) kernel-uek-5.4.17-2102.202.5.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9306) kernel-uek-debug-5.4.17-2102.202.5.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9306) kernel-uek-debug-devel-5.4.17-2102.202.5.el7uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9306) kernel-uek-devel-5.4.17-2102.202.5.el7uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9306) kernel-uek-doc-5.4.17-2102.202.5.el7uek.noarch.rpm | Linux |
| Kernel-uek-tools update (ELSA-2021-9306) kernel-uek-tools-5.4.17-2102.202.5.el7uek.x86_64.rpm | Linux |
| Linux kernel (USN-4997-1) linux-image-aws_5.11.0.1011.11_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-gcp_5.11.0.1011.11_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-gke_5.11.0.1011.11_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-azure_5.11.0.1009.9_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-oracle_5.11.0.1010.10_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-generic_5.11.0.22.23_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-virtual_5.11.0.22.23_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-lowlatency_5.11.0.22.23_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-5.11.0-1011-aws_5.11.0-1011.11_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-5.11.0-1011-gcp_5.11.0-1011.12_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-5.11.0-1009-azure_5.11.0-1009.9_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-5.11.0-22-generic_5.11.0-22.23_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-5.11.0-1010-oracle_5.11.0-1010.10_amd64.deb | Linux |
| Linux kernel (USN-4997-1) linux-image-5.11.0-22-lowlatency_5.11.0-22.23_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-aws_5.8.0.1038.40_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-aws_5.8.0.1038.40~20.04.11_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-gcp_5.8.0.1035.35_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-gcp_5.8.0.1035.37~20.04.9_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-gke_5.8.0.1035.35_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-kvm_5.8.0.1030.32_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-azure_5.8.0.1036.36_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-azure_5.8.0.1036.38~20.04.8_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-oracle_5.8.0.1033.32_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-oracle_5.8.0.1033.34~20.04.9_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-generic_5.8.0.59.64_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-virtual_5.8.0.59.64_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-lowlatency_5.8.0.59.64_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1030-kvm_5.8.0-1030.32_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1035-gcp_5.8.0-1035.37_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1035-gcp_5.8.0-1035.37~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1038-aws_5.8.0-1038.40_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1038-aws_5.8.0-1038.40~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1036-azure_5.8.0-1036.38_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1036-azure_5.8.0-1036.38~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-59-generic_5.8.0-59.66_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-59-generic_5.8.0-59.66~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1033-oracle_5.8.0-1033.34_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-1033-oracle_5.8.0-1033.34~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-generic-hwe-20.04_5.8.0.59.66~20.04.42_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-virtual-hwe-20.04_5.8.0.59.66~20.04.42_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-59-lowlatency_5.8.0-59.66_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-5.8.0-59-lowlatency_5.8.0-59.66~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4999-1) linux-image-lowlatency-hwe-20.04_5.8.0.59.66~20.04.42_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-aws_5.4.0.1051.33_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gcp_5.4.0.1046.33_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gke_5.4.0.1046.55_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-oem_5.4.0.77.80_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-oem_5.4.0.77.86~18.04.69_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-azure_5.4.0.1051.30_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gkeop_5.4.0.1018.21_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-oracle_5.4.0.1048.52~18.04.30_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-generic_5.4.0.77.80_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gke-5.4_5.4.0.1046.55_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gke-5.4_5.4.0.1046.48~18.04.12_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-virtual_5.4.0.77.80_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-oem-osp1_5.4.0.77.80_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-oem-osp1_5.4.0.77.86~18.04.69_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gkeop-5.4_5.4.0.1018.21_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gkeop-5.4_5.4.0.1018.19~18.04.19_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-lowlatency_5.4.0.77.80_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-aws-lts-20.04_5.4.0.1051.53_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-gcp-lts-20.04_5.4.0.1046.55_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1046-gcp_5.4.0-1046.49_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1046-gcp_5.4.0-1046.49~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1046-gke_5.4.0-1046.48_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1046-gke_5.4.0-1046.48~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1051-aws_5.4.0-1051.53_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1051-aws_5.4.0-1051.53~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-azure-lts-20.04_5.4.0.1051.49_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1018-gkeop_5.4.0-1018.19_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1018-gkeop_5.4.0-1018.19~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1051-azure_5.4.0-1051.53_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1051-azure_5.4.0-1051.53~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-77-generic_5.4.0-77.86_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-77-generic_5.4.0-77.86~18.04.1_i386.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-77-generic_5.4.0-77.86~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-oracle-lts-20.04_5.4.0.1048.48_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1048-oracle_5.4.0-1048.52_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-1048-oracle_5.4.0-1048.52~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-generic-hwe-18.04_5.4.0.77.86~18.04.69_i386.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-generic-hwe-18.04_5.4.0.77.86~18.04.69_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-virtual-hwe-18.04_5.4.0.77.86~18.04.69_i386.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-virtual-hwe-18.04_5.4.0.77.86~18.04.69_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-77-lowlatency_5.4.0-77.86_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-77-lowlatency_5.4.0-77.86~18.04.1_i386.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-5.4.0-77-lowlatency_5.4.0-77.86~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-lowlatency-hwe-18.04_5.4.0.77.86~18.04.69_i386.deb | Linux |
| Linux kernel (USN-5000-1) linux-image-lowlatency-hwe-18.04_5.4.0.77.86~18.04.69_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-5001-1) linux-image-oem-20.04_5.10.0.1033.34_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-5001-1) linux-image-oem-20.04b_5.10.0.1033.34_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-5001-1) linux-image-5.10.0-1033-oem_5.10.0-1033.34_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-generic_4.15.0.147.134_i386.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-generic_4.15.0.147.134_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-virtual_4.15.0.147.134_i386.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-virtual_4.15.0.147.134_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-dell300x_4.15.0.1022.24_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-lowlatency_4.15.0.147.134_i386.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-lowlatency_4.15.0.147.134_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-aws-lts-18.04_4.15.0.1106.109_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-gcp-lts-18.04_4.15.0.1103.121_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-1103-gcp_4.15.0-1103.116_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-1106-aws_4.15.0-1106.113_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-azure-lts-18.04_4.15.0.1118.91_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-oracle-lts-18.04_4.15.0.1075.85_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-1118-azure_4.15.0-1118.131_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-1075-oracle_4.15.0-1075.83_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-147-generic_4.15.0-147.151_i386.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-147-generic_4.15.0-147.151_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-1022-dell300x_4.15.0-1022.26_amd64.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-147-lowlatency_4.15.0-147.151_i386.deb | Linux |
| Linux kernel (USN-5003-1) linux-image-4.15.0-147-lowlatency_4.15.0-147.151_amd64.deb | Linux |
| Linux kernel for cloud environments (USN-4997-2) linux-image-kvm_5.11.0.1009.9_amd64.deb | Linux |
| Linux kernel for cloud environments (USN-4997-2) linux-image-5.11.0-1009-kvm_5.11.0-1009.9_amd64.deb | Linux |
| Kernel-uek update (ELSA-2021-9349) kernel-uek-4.14.35-2047.505.4.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9349) kernel-uek-debug-4.14.35-2047.505.4.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9349) kernel-uek-debug-devel-4.14.35-2047.505.4.el7uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9349) kernel-uek-devel-4.14.35-2047.505.4.el7uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9349) kernel-uek-doc-4.14.35-2047.505.4.el7uek.noarch.rpm | Linux |
| Kernel-uek-tools update (ELSA-2021-9349) kernel-uek-tools-4.14.35-2047.505.4.el7uek.x86_64.rpm | Linux |
| Kernel-uek update (ELSA-2021-9362) kernel-uek-5.4.17-2102.203.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9362) kernel-uek-debug-5.4.17-2102.203.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9362) kernel-uek-debug-devel-5.4.17-2102.203.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9362) kernel-uek-devel-5.4.17-2102.203.5.el8uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9362) kernel-uek-doc-5.4.17-2102.203.5.el8uek.noarch.rpm | Linux |
| Kernel-uek-container update (ELSA-2021-9363) kernel-uek-container-5.4.17-2102.203.5.el8.x86_64.rpm | Linux |
| Kernel-uek-container-debug update (ELSA-2021-9363) kernel-uek-container-debug-5.4.17-2102.203.5.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update bpftool-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-abi-stablelists-4.18.0-348.el8.noarch.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-core-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-cross-headers-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-debug-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-debug-core-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-debug-devel-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-debug-modules-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-debug-modules-extra-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-devel-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-doc-4.18.0-348.el8.noarch.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-headers-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-modules-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-modules-extra-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-tools-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update kernel-tools-libs-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update perf-4.18.0-348.el8.x86_64.rpm | Linux |
| (RHSA-2021:4356) kernel security, bug fix, and enhancement update python3-perf-4.18.0-348.el8.x86_64.rpm | Linux |
| Kernel-uek-container update (ELSA-2022-9999) kernel-uek-container-5.4.17-2136.313.6.el8.x86_64.rpm | Linux |
| Kernel-uek-container-debug update (ELSA-2022-9999) kernel-uek-container-debug-5.4.17-2136.313.6.el8.x86_64.rpm | Linux |
| kernel Security Update (ALAS-2021-1636) kernel-livepatch-4.14.232-176.381-1.0-0.amzn2.x86_64.rpm | Linux |
| Concurrent Execution using Shared Resource with Improper Synchronization (Race Condition) Vulnerability (CVE-2021-23133) | 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