CVE-2021-28688
Description
The fix for XSA-365 includes initialization of pointers such that subsequent cleanup code wouldnt use uninitialized or stale values. This initialization went too far and may under certain conditions also overwrite pointers which are in need of cleaning up. The lack of cleanup would result in leaking persistent grants. The leak in turn would prevent fully cleaning up after a respective guest has died, leaving around zombie domains. All Linux versions having the fix for XSA-365 applied are vulnerable. XSA-365 was classified to affect versions back to at least 3.11.
Risk Information
Base Score
6.5
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H
EPSS Score
Exploitation Probability
0.133
Associated Vulnerability
| Vulnerability | OS Platform |
|---|---|
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-base-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-base-debuginfo-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-debuginfo-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-debugsource-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-azure-devel-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-azure-4.12.14-16.50.1.noarch.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-azure-4.12.14-16.50.1.noarch.rpm | Linux |
| SUSE-SU-2021:1175-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-azure-4.12.14-16.50.1.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-base-debuginfo-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debuginfo-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-debugsource-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-default-devel-debuginfo-4.12.14-122.66.2.x86_64.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-devel-4.12.14-122.66.2.noarch.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-macros-4.12.14-122.66.2.noarch.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-source-4.12.14-122.66.2.noarch.rpm | Linux |
| SUSE-SU-2021:1210-1(SUSE Linux Enterprise Server 12-SP5 ) kernel-syms-4.12.14-122.66.2.x86_64.rpm | Linux |
| Kernel-uek update (ELSA-2021-9215) kernel-uek-4.1.12-124.50.2.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9215) kernel-uek-debug-4.1.12-124.50.2.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9215) kernel-uek-debug-devel-4.1.12-124.50.2.el7uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9215) kernel-uek-devel-4.1.12-124.50.2.el7uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9215) kernel-uek-doc-4.1.12-124.50.2.el7uek.noarch.rpm | Linux |
| Kernel-uek-firmware update (ELSA-2021-9215) kernel-uek-firmware-4.1.12-124.50.2.el7uek.noarch.rpm | Linux |
| Linux kernel (USN-4946-1) linux-image-kvm_4.15.0.1091.87_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-generic_4.15.0.143.130_i386.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-generic_4.15.0.143.130_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-virtual_4.15.0.143.130_i386.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-virtual_4.15.0.143.130_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-dell300x_4.15.0.1018.20_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-lowlatency_4.15.0.143.130_i386.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-lowlatency_4.15.0.143.130_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-aws-lts-18.04_4.15.0.1102.105_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-gcp-lts-18.04_4.15.0.1099.117_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-1091-kvm_4.15.0-1091.93_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-1099-gcp_4.15.0-1099.112_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-1102-aws_4.15.0-1102.109_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-azure-lts-18.04_4.15.0.1114.87_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-oracle-lts-18.04_4.15.0.1071.81_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-1114-azure_4.15.0-1114.127_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-1071-oracle_4.15.0-1071.79_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-143-generic_4.15.0-143.147_i386.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-143-generic_4.15.0-143.147_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-1018-dell300x_4.15.0-1018.22_amd64.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-143-lowlatency_4.15.0-143.147_i386.deb | Linux |
| Linux kernel (USN-4946-1) linux-image-4.15.0-143-lowlatency_4.15.0-143.147_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-4948-1) linux-image-oem-20.04b_5.10.0.1026.27_amd64.deb | Linux |
| Linux kernel for OEM systems (USN-4948-1) linux-image-5.10.0-1026-oem_5.10.0-1026.27_amd64.deb | Linux |
| Kernel-uek update (ELSA-2021-9220) kernel-uek-5.4.17-2102.201.3.el8uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9220) kernel-uek-debug-5.4.17-2102.201.3.el8uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9220) kernel-uek-debug-devel-5.4.17-2102.201.3.el8uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9220) kernel-uek-devel-5.4.17-2102.201.3.el8uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9220) kernel-uek-doc-5.4.17-2102.201.3.el8uek.noarch.rpm | Linux |
| Kernel-uek update (ELSA-2021-9222) kernel-uek-4.14.35-2047.503.1.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug update (ELSA-2021-9222) kernel-uek-debug-4.14.35-2047.503.1.el7uek.x86_64.rpm | Linux |
| Kernel-uek-debug-devel update (ELSA-2021-9222) kernel-uek-debug-devel-4.14.35-2047.503.1.el7uek.x86_64.rpm | Linux |
| Kernel-uek-devel update (ELSA-2021-9222) kernel-uek-devel-4.14.35-2047.503.1.el7uek.x86_64.rpm | Linux |
| Kernel-uek-doc update (ELSA-2021-9222) kernel-uek-doc-4.14.35-2047.503.1.el7uek.noarch.rpm | Linux |
| Kernel-uek-tools update (ELSA-2021-9222) kernel-uek-tools-4.14.35-2047.503.1.el7uek.x86_64.rpm | Linux |
| Linux kernel (USN-4982-1) linux-image-aws_5.4.0.1049.31_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-aws_5.4.0.1049.50_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gcp_5.4.0.1044.31_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gcp_5.4.0.1044.53_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gke_5.4.0.1044.53_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-kvm_5.4.0.1040.38_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-oem_5.4.0.74.77_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-oem_5.4.0.74.83~18.04.67_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-azure_5.4.0.1048.27_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-azure_5.4.0.1048.46_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gkeop_5.4.0.1016.19_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-oracle_5.4.0.1046.45_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-oracle_5.4.0.1046.50~18.04.28_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-generic_5.4.0.74.77_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gke-5.4_5.4.0.1044.53_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gke-5.4_5.4.0.1044.46~18.04.10_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-virtual_5.4.0.74.77_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-oem-osp1_5.4.0.74.77_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-oem-osp1_5.4.0.74.83~18.04.67_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gkeop-5.4_5.4.0.1016.19_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-gkeop-5.4_5.4.0.1016.17~18.04.17_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-lowlatency_5.4.0.74.77_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1040-kvm_5.4.0-1040.41_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1044-gcp_5.4.0-1044.47_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1044-gcp_5.4.0-1044.47~18.04.2_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1044-gke_5.4.0-1044.46_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1044-gke_5.4.0-1044.46~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1049-aws_5.4.0-1049.51_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1049-aws_5.4.0-1049.51~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1016-gkeop_5.4.0-1016.17_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1016-gkeop_5.4.0-1016.17~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1048-azure_5.4.0-1048.50_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1048-azure_5.4.0-1048.50~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-74-generic_5.4.0-74.83_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-74-generic_5.4.0-74.83~18.04.1_i386.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-74-generic_5.4.0-74.83~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1046-oracle_5.4.0-1046.50_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-1046-oracle_5.4.0-1046.50~18.04.2_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-generic-hwe-18.04_5.4.0.74.83~18.04.67_i386.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-generic-hwe-18.04_5.4.0.74.83~18.04.67_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-virtual-hwe-18.04_5.4.0.74.77_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-virtual-hwe-18.04_5.4.0.74.83~18.04.67_i386.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-virtual-hwe-18.04_5.4.0.74.83~18.04.67_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-74-lowlatency_5.4.0-74.83_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-74-lowlatency_5.4.0-74.83~18.04.1_i386.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-5.4.0-74-lowlatency_5.4.0-74.83~18.04.1_amd64.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-lowlatency-hwe-18.04_5.4.0.74.83~18.04.67_i386.deb | Linux |
| Linux kernel (USN-4982-1) linux-image-lowlatency-hwe-18.04_5.4.0.74.83~18.04.67_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-aws_5.8.0.1035.37_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-gcp_5.8.0.1032.32_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-gke_5.8.0.1032.32_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-kvm_5.8.0.1028.30_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-azure_5.8.0.1033.33_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-oracle_5.8.0.1031.30_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-generic_5.8.0.55.60_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-virtual_5.8.0.55.60_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-lowlatency_5.8.0.55.60_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-1028-kvm_5.8.0-1028.30_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-1032-gcp_5.8.0-1032.34_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-1035-aws_5.8.0-1035.37_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-1033-azure_5.8.0-1033.35_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-55-generic_5.8.0-55.62_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-55-generic_5.8.0-55.62~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-1031-oracle_5.8.0-1031.32_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-generic-hwe-20.04_5.8.0.55.62~20.04.39_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-virtual-hwe-20.04_5.8.0.55.62~20.04.39_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-55-lowlatency_5.8.0-55.62_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-5.8.0-55-lowlatency_5.8.0-55.62~20.04.1_amd64.deb | Linux |
| Linux kernel (USN-4984-1) linux-image-lowlatency-hwe-20.04_5.8.0.55.62~20.04.39_amd64.deb | Linux |
| kernel Security Update (ALAS-2021-1627) kernel-livepatch-4.14.231-173.360-1.0-0.amzn2.x86_64.rpm | Linux |
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