CVE Vulnerabilities

CVE-2023-3006

Sensitive Information in Resource Not Removed Before Reuse

Published: May 31, 2023 | Modified: Jan 09, 2025
CVSS 3.x
5.5
MEDIUM
Source:
NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CVSS 2.x
RedHat/V2
RedHat/V3
4.7 MODERATE
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Ubuntu
MEDIUM
root.io logo minimus.io logo echo.ai logo

A known cache speculation vulnerability, known as Branch History Injection (BHI) or Spectre-BHB, becomes actual again for the new hw AmpereOne. Spectre-BHB is similar to Spectre v2, except that malicious code uses the shared branch history (stored in the CPU Branch History Buffer, or BHB) to influence mispredicted branches within the victims hardware context. Once that occurs, speculation caused by the mispredicted branches can cause cache allocation. This issue leads to obtaining information that should not be accessible.

Weakness

The product releases a resource such as memory or a file so that it can be made available for reuse, but it does not clear or “zeroize” the information contained in the resource before the product performs a critical state transition or makes the resource available for reuse by other entities.

Affected Software

NameVendorStart VersionEnd Version
Linux_kernelLinux6.1-rc1 (including)6.1-rc1 (including)
Red Hat Enterprise Linux 8.6 Extended Update SupportRedHatkernel-0:4.18.0-372.105.1.el8_6*
Red Hat Virtualization 4 for Red Hat Enterprise Linux 8RedHatkernel-0:4.18.0-372.105.1.el8_6*
LinuxUbuntubionic*
LinuxUbuntuesm-infra-legacy/trusty*
LinuxUbuntuesm-infra/bionic*
LinuxUbuntuesm-infra/focal*
LinuxUbuntuesm-infra/xenial*
LinuxUbuntufocal*
LinuxUbuntujammy*
LinuxUbuntukinetic*
LinuxUbuntutrusty*
LinuxUbuntutrusty/esm*
LinuxUbuntuupstream*
LinuxUbuntuxenial*
Linux-allwinnerUbuntukinetic*
Linux-allwinnerUbuntulunar*
Linux-allwinnerUbuntuupstream*
Linux-allwinner-5.19Ubuntuupstream*
Linux-awsUbuntubionic*
Linux-awsUbuntuesm-infra-legacy/trusty*
Linux-awsUbuntuesm-infra/bionic*
Linux-awsUbuntuesm-infra/focal*
Linux-awsUbuntuesm-infra/xenial*
Linux-awsUbuntufocal*
Linux-awsUbuntujammy*
Linux-awsUbuntukinetic*
Linux-awsUbuntutrusty*
Linux-awsUbuntutrusty/esm*
Linux-awsUbuntuupstream*
Linux-awsUbuntuxenial*
Linux-aws-5.0Ubuntubionic*
Linux-aws-5.0Ubuntuesm-infra/bionic*
Linux-aws-5.0Ubuntuupstream*
Linux-aws-5.11Ubuntuesm-infra/focal*
Linux-aws-5.11Ubuntufocal*
Linux-aws-5.11Ubuntuupstream*
Linux-aws-5.13Ubuntuesm-infra/focal*
Linux-aws-5.13Ubuntufocal*
Linux-aws-5.13Ubuntuupstream*
Linux-aws-5.15Ubuntuesm-infra/focal*
Linux-aws-5.15Ubuntufocal*
Linux-aws-5.15Ubuntuupstream*
Linux-aws-5.19Ubuntujammy*
Linux-aws-5.19Ubuntuupstream*
Linux-aws-5.3Ubuntubionic*
Linux-aws-5.3Ubuntuesm-infra/bionic*
Linux-aws-5.3Ubuntuupstream*
Linux-aws-5.4Ubuntubionic*
Linux-aws-5.4Ubuntuesm-infra/bionic*
Linux-aws-5.4Ubuntuupstream*
Linux-aws-5.8Ubuntuesm-infra/focal*
Linux-aws-5.8Ubuntufocal*
Linux-aws-5.8Ubuntuupstream*
Linux-aws-6.14Ubuntuupstream*
Linux-aws-6.2Ubuntuupstream*
Linux-aws-6.5Ubuntuupstream*
Linux-aws-6.8Ubuntuupstream*
Linux-aws-fipsUbuntufips-updates/bionic*
Linux-aws-fipsUbuntufips-updates/focal*
Linux-aws-fipsUbuntufips/bionic*
Linux-aws-fipsUbuntufips/focal*
Linux-aws-fipsUbuntutrusty*
Linux-aws-fipsUbuntuupstream*
Linux-aws-fipsUbuntuxenial*
Linux-aws-hweUbuntuesm-infra/xenial*
Linux-aws-hweUbuntuupstream*
Linux-aws-hweUbuntuxenial*
Linux-azureUbuntubionic*
Linux-azureUbuntuesm-infra-legacy/trusty*
Linux-azureUbuntuesm-infra/bionic*
Linux-azureUbuntuesm-infra/focal*
Linux-azureUbuntuesm-infra/xenial*
Linux-azureUbuntufocal*
Linux-azureUbuntujammy*
Linux-azureUbuntukinetic*
Linux-azureUbuntutrusty*
Linux-azureUbuntutrusty/esm*
Linux-azureUbuntuupstream*
Linux-azureUbuntuxenial*
Linux-azure-4.15Ubuntubionic*
Linux-azure-4.15Ubuntuesm-infra/bionic*
Linux-azure-4.15Ubuntuupstream*
Linux-azure-5.11Ubuntuesm-infra/focal*
Linux-azure-5.11Ubuntufocal*
Linux-azure-5.11Ubuntuupstream*
Linux-azure-5.13Ubuntuesm-infra/focal*
Linux-azure-5.13Ubuntufocal*
Linux-azure-5.13Ubuntuupstream*
Linux-azure-5.15Ubuntuesm-infra/focal*
Linux-azure-5.15Ubuntufocal*
Linux-azure-5.15Ubuntuupstream*
Linux-azure-5.19Ubuntujammy*
Linux-azure-5.19Ubuntuupstream*
Linux-azure-5.3Ubuntubionic*
Linux-azure-5.3Ubuntuesm-infra/bionic*
Linux-azure-5.3Ubuntuupstream*
Linux-azure-5.4Ubuntubionic*
Linux-azure-5.4Ubuntuesm-infra/bionic*
Linux-azure-5.4Ubuntuupstream*
Linux-azure-5.8Ubuntuesm-infra/focal*
Linux-azure-5.8Ubuntufocal*
Linux-azure-5.8Ubuntuupstream*
Linux-azure-6.11Ubuntuupstream*
Linux-azure-6.14Ubuntuupstream*
Linux-azure-6.2Ubuntuupstream*
Linux-azure-6.5Ubuntuupstream*
Linux-azure-6.8Ubuntuupstream*
Linux-azure-edgeUbuntubionic*
Linux-azure-edgeUbuntuesm-infra/bionic*
Linux-azure-edgeUbuntuupstream*
Linux-azure-fdeUbuntuesm-infra/focal*
Linux-azure-fdeUbuntufocal*
Linux-azure-fdeUbuntujammy*
Linux-azure-fdeUbuntuupstream*
Linux-azure-fde-5.15Ubuntuesm-infra/focal*
Linux-azure-fde-5.15Ubuntufocal*
Linux-azure-fde-5.15Ubuntuupstream*
Linux-azure-fde-5.19Ubuntujammy*
Linux-azure-fde-5.19Ubuntuupstream*
Linux-azure-fde-6.14Ubuntuupstream*
Linux-azure-fde-6.2Ubuntuupstream*
Linux-azure-fde-6.8Ubuntuupstream*
Linux-azure-fipsUbuntufips-updates/bionic*
Linux-azure-fipsUbuntufips-updates/focal*
Linux-azure-fipsUbuntufips/bionic*
Linux-azure-fipsUbuntufips/focal*
Linux-azure-fipsUbuntutrusty*
Linux-azure-fipsUbuntuupstream*
Linux-azure-fipsUbuntuxenial*
Linux-azure-nvidiaUbuntuupstream*
Linux-azure-nvidia-6.14Ubuntuupstream*
Linux-bluefieldUbuntubluefield/jammy*
Linux-bluefieldUbuntuesm-infra/focal*
Linux-bluefieldUbuntufocal*
Linux-bluefieldUbuntuupstream*
Linux-dell300xUbuntubionic*
Linux-dell300xUbuntuupstream*
Linux-fipsUbuntufips-updates/bionic*
Linux-fipsUbuntufips-updates/focal*
Linux-fipsUbuntufips-updates/xenial*
Linux-fipsUbuntufips/bionic*
Linux-fipsUbuntufips/focal*
Linux-fipsUbuntufips/xenial*
Linux-fipsUbuntuupstream*
Linux-gcpUbuntubionic*
Linux-gcpUbuntuesm-infra/bionic*
Linux-gcpUbuntuesm-infra/focal*
Linux-gcpUbuntuesm-infra/xenial*
Linux-gcpUbuntufocal*
Linux-gcpUbuntujammy*
Linux-gcpUbuntukinetic*
Linux-gcpUbuntuupstream*
Linux-gcpUbuntuxenial*
Linux-gcp-4.15Ubuntubionic*
Linux-gcp-4.15Ubuntuesm-infra/bionic*
Linux-gcp-4.15Ubuntuupstream*
Linux-gcp-5.11Ubuntuesm-infra/focal*
Linux-gcp-5.11Ubuntufocal*
Linux-gcp-5.11Ubuntuupstream*
Linux-gcp-5.13Ubuntuesm-infra/focal*
Linux-gcp-5.13Ubuntufocal*
Linux-gcp-5.13Ubuntuupstream*
Linux-gcp-5.15Ubuntuesm-infra/focal*
Linux-gcp-5.15Ubuntufocal*
Linux-gcp-5.15Ubuntuupstream*
Linux-gcp-5.19Ubuntujammy*
Linux-gcp-5.19Ubuntuupstream*
Linux-gcp-5.3Ubuntubionic*
Linux-gcp-5.3Ubuntuesm-infra/bionic*
Linux-gcp-5.3Ubuntuupstream*
Linux-gcp-5.4Ubuntubionic*
Linux-gcp-5.4Ubuntuesm-infra/bionic*
Linux-gcp-5.4Ubuntuupstream*
Linux-gcp-5.8Ubuntuesm-infra/focal*
Linux-gcp-5.8Ubuntufocal*
Linux-gcp-5.8Ubuntuupstream*
Linux-gcp-6.11Ubuntuupstream*
Linux-gcp-6.14Ubuntuupstream*
Linux-gcp-6.2Ubuntuupstream*
Linux-gcp-6.5Ubuntuupstream*
Linux-gcp-6.8Ubuntuupstream*
Linux-gcp-fipsUbuntufips-updates/bionic*
Linux-gcp-fipsUbuntufips-updates/focal*
Linux-gcp-fipsUbuntufips/bionic*
Linux-gcp-fipsUbuntufips/focal*
Linux-gcp-fipsUbuntutrusty*
Linux-gcp-fipsUbuntuupstream*
Linux-gcp-fipsUbuntuxenial*
Linux-gkeUbuntuesm-infra/focal*
Linux-gkeUbuntufocal*
Linux-gkeUbuntujammy*
Linux-gkeUbuntuupstream*
Linux-gkeUbuntuxenial*
Linux-gke-4.15Ubuntubionic*
Linux-gke-4.15Ubuntuesm-infra/bionic*
Linux-gke-4.15Ubuntuupstream*
Linux-gke-5.0Ubuntubionic*
Linux-gke-5.0Ubuntuupstream*
Linux-gke-5.15Ubuntuesm-infra/focal*
Linux-gke-5.15Ubuntufocal*
Linux-gke-5.15Ubuntuupstream*
Linux-gke-5.3Ubuntubionic*
Linux-gke-5.3Ubuntuupstream*
Linux-gke-5.4Ubuntubionic*
Linux-gke-5.4Ubuntuesm-infra/bionic*
Linux-gke-5.4Ubuntuupstream*
Linux-gkeopUbuntuesm-infra/focal*
Linux-gkeopUbuntufocal*
Linux-gkeopUbuntujammy*
Linux-gkeopUbuntuupstream*
Linux-gkeop-5.15Ubuntuesm-infra/focal*
Linux-gkeop-5.15Ubuntufocal*
Linux-gkeop-5.15Ubuntuupstream*
Linux-gkeop-5.4Ubuntubionic*
Linux-gkeop-5.4Ubuntuesm-infra/bionic*
Linux-gkeop-5.4Ubuntuupstream*
Linux-hweUbuntubionic*
Linux-hweUbuntuesm-infra/bionic*
Linux-hweUbuntuesm-infra/xenial*
Linux-hweUbuntuupstream*
Linux-hweUbuntuxenial*
Linux-hwe-5.11Ubuntuesm-infra/focal*
Linux-hwe-5.11Ubuntufocal*
Linux-hwe-5.11Ubuntuupstream*
Linux-hwe-5.13Ubuntuesm-infra/focal*
Linux-hwe-5.13Ubuntufocal*
Linux-hwe-5.13Ubuntuupstream*
Linux-hwe-5.15Ubuntuesm-infra/focal*
Linux-hwe-5.15Ubuntufocal*
Linux-hwe-5.15Ubuntuupstream*
Linux-hwe-5.19Ubuntujammy*
Linux-hwe-5.19Ubuntuupstream*
Linux-hwe-5.4Ubuntubionic*
Linux-hwe-5.4Ubuntuesm-infra/bionic*
Linux-hwe-5.4Ubuntuupstream*
Linux-hwe-5.8Ubuntuesm-infra/focal*
Linux-hwe-5.8Ubuntufocal*
Linux-hwe-5.8Ubuntuupstream*
Linux-hwe-6.11Ubuntuupstream*
Linux-hwe-6.14Ubuntuupstream*
Linux-hwe-6.2Ubuntuupstream*
Linux-hwe-6.5Ubuntuupstream*
Linux-hwe-6.8Ubuntuupstream*
Linux-hwe-edgeUbuntubionic*
Linux-hwe-edgeUbuntuesm-infra/bionic*
Linux-hwe-edgeUbuntuesm-infra/xenial*
Linux-hwe-edgeUbuntuupstream*
Linux-hwe-edgeUbuntuxenial*
Linux-ibmUbuntuesm-infra/focal*
Linux-ibmUbuntufocal*
Linux-ibmUbuntujammy*
Linux-ibmUbuntukinetic*
Linux-ibmUbuntuupstream*
Linux-ibm-5.15Ubuntuupstream*
Linux-ibm-5.4Ubuntubionic*
Linux-ibm-5.4Ubuntuesm-infra/bionic*
Linux-ibm-5.4Ubuntuupstream*
Linux-ibm-6.8Ubuntuupstream*
Linux-intelUbuntuupstream*
Linux-intel-5.13Ubuntuesm-infra/focal*
Linux-intel-5.13Ubuntufocal*
Linux-intel-5.13Ubuntuupstream*
Linux-intel-iot-realtimeUbuntujammy*
Linux-intel-iot-realtimeUbuntuupstream*
Linux-intel-iotgUbuntujammy*
Linux-intel-iotgUbuntuupstream*
Linux-intel-iotg-5.15Ubuntuesm-infra/focal*
Linux-intel-iotg-5.15Ubuntufocal*
Linux-intel-iotg-5.15Ubuntuupstream*
Linux-iotUbuntuesm-infra/focal*
Linux-iotUbuntufocal*
Linux-iotUbuntuupstream*
Linux-kvmUbuntubionic*
Linux-kvmUbuntuesm-infra/bionic*
Linux-kvmUbuntuesm-infra/focal*
Linux-kvmUbuntuesm-infra/xenial*
Linux-kvmUbuntufocal*
Linux-kvmUbuntujammy*
Linux-kvmUbuntukinetic*
Linux-kvmUbuntuupstream*
Linux-kvmUbuntuxenial*
Linux-laptopUbuntuupstream*
Linux-lowlatencyUbuntujammy*
Linux-lowlatencyUbuntukinetic*
Linux-lowlatencyUbuntuupstream*
Linux-lowlatency-hwe-5.15Ubuntuesm-infra/focal*
Linux-lowlatency-hwe-5.15Ubuntufocal*
Linux-lowlatency-hwe-5.15Ubuntuupstream*
Linux-lowlatency-hwe-5.19Ubuntuupstream*
Linux-lowlatency-hwe-6.11Ubuntuupstream*
Linux-lowlatency-hwe-6.2Ubuntuupstream*
Linux-lowlatency-hwe-6.5Ubuntuupstream*
Linux-lowlatency-hwe-6.8Ubuntuupstream*
Linux-lts-xenialUbuntuesm-infra-legacy/trusty*
Linux-lts-xenialUbuntutrusty*
Linux-lts-xenialUbuntutrusty/esm*
Linux-lts-xenialUbuntuupstream*
Linux-nvidiaUbuntujammy*
Linux-nvidiaUbuntuupstream*
Linux-nvidia-6.11Ubuntuupstream*
Linux-nvidia-6.2Ubuntuupstream*
Linux-nvidia-6.5Ubuntuupstream*
Linux-nvidia-6.8Ubuntuupstream*
Linux-nvidia-lowlatencyUbuntuupstream*
Linux-nvidia-tegraUbuntuupstream*
Linux-nvidia-tegra-5.15Ubuntuupstream*
Linux-nvidia-tegra-igxUbuntuupstream*
Linux-oemUbuntubionic*
Linux-oemUbuntuesm-infra/bionic*
Linux-oemUbuntuupstream*
Linux-oemUbuntuxenial*
Linux-oem-5.10Ubuntuesm-infra/focal*
Linux-oem-5.10Ubuntufocal*
Linux-oem-5.10Ubuntuupstream*
Linux-oem-5.13Ubuntuesm-infra/focal*
Linux-oem-5.13Ubuntufocal*
Linux-oem-5.13Ubuntuupstream*
Linux-oem-5.14Ubuntuesm-infra/focal*
Linux-oem-5.14Ubuntufocal*
Linux-oem-5.14Ubuntuupstream*
Linux-oem-5.17Ubuntujammy*
Linux-oem-5.17Ubuntukinetic*
Linux-oem-5.17Ubuntuupstream*
Linux-oem-5.6Ubuntuesm-infra/focal*
Linux-oem-5.6Ubuntufocal*
Linux-oem-5.6Ubuntuupstream*
Linux-oem-6.0Ubuntujammy*
Linux-oem-6.0Ubuntuupstream*
Linux-oem-6.1Ubuntuupstream*
Linux-oem-6.11Ubuntuupstream*
Linux-oem-6.14Ubuntuupstream*
Linux-oem-6.17Ubuntuupstream*
Linux-oem-6.5Ubuntuupstream*
Linux-oem-6.8Ubuntuupstream*
Linux-oem-osp1Ubuntubionic*
Linux-oem-osp1Ubuntuupstream*
Linux-oracleUbuntubionic*
Linux-oracleUbuntuesm-infra/bionic*
Linux-oracleUbuntuesm-infra/focal*
Linux-oracleUbuntuesm-infra/xenial*
Linux-oracleUbuntufocal*
Linux-oracleUbuntujammy*
Linux-oracleUbuntukinetic*
Linux-oracleUbuntuupstream*
Linux-oracleUbuntuxenial*
Linux-oracle-5.0Ubuntubionic*
Linux-oracle-5.0Ubuntuesm-infra/bionic*
Linux-oracle-5.0Ubuntuupstream*
Linux-oracle-5.11Ubuntuesm-infra/focal*
Linux-oracle-5.11Ubuntufocal*
Linux-oracle-5.11Ubuntuupstream*
Linux-oracle-5.13Ubuntuesm-infra/focal*
Linux-oracle-5.13Ubuntufocal*
Linux-oracle-5.13Ubuntuupstream*
Linux-oracle-5.15Ubuntuesm-infra/focal*
Linux-oracle-5.15Ubuntufocal*
Linux-oracle-5.15Ubuntuupstream*
Linux-oracle-5.3Ubuntubionic*
Linux-oracle-5.3Ubuntuesm-infra/bionic*
Linux-oracle-5.3Ubuntuupstream*
Linux-oracle-5.4Ubuntubionic*
Linux-oracle-5.4Ubuntuesm-infra/bionic*
Linux-oracle-5.4Ubuntuupstream*
Linux-oracle-5.8Ubuntuesm-infra/focal*
Linux-oracle-5.8Ubuntufocal*
Linux-oracle-5.8Ubuntuupstream*
Linux-oracle-6.14Ubuntuupstream*
Linux-oracle-6.5Ubuntuupstream*
Linux-oracle-6.8Ubuntuupstream*
Linux-raspiUbuntuesm-infra/focal*
Linux-raspiUbuntufocal*
Linux-raspiUbuntujammy*
Linux-raspiUbuntukinetic*
Linux-raspiUbuntuupstream*
Linux-raspi-5.4Ubuntubionic*
Linux-raspi-5.4Ubuntuesm-infra/bionic*
Linux-raspi-5.4Ubuntuupstream*
Linux-raspi-realtimeUbuntunoble*
Linux-raspi-realtimeUbuntuupstream*
Linux-raspi2Ubuntubionic*
Linux-raspi2Ubuntuesm-infra/focal*
Linux-raspi2Ubuntufocal*
Linux-raspi2Ubuntuupstream*
Linux-raspi2Ubuntuxenial*
Linux-raspi2-5.3Ubuntubionic*
Linux-raspi2-5.3Ubuntuupstream*
Linux-realtimeUbuntujammy*
Linux-realtimeUbunturealtime/jammy*
Linux-realtimeUbuntuupstream*
Linux-realtime-6.14Ubuntuupstream*
Linux-realtime-6.8Ubuntuupstream*
Linux-riscvUbuntuesm-infra/focal*
Linux-riscvUbuntufocal*
Linux-riscvUbuntujammy*
Linux-riscvUbuntukinetic*
Linux-riscvUbuntuupstream*
Linux-riscv-5.11Ubuntuesm-infra/focal*
Linux-riscv-5.11Ubuntufocal*
Linux-riscv-5.11Ubuntuupstream*
Linux-riscv-5.15Ubuntuesm-infra/focal*
Linux-riscv-5.15Ubuntufocal*
Linux-riscv-5.15Ubuntuupstream*
Linux-riscv-5.19Ubuntujammy*
Linux-riscv-5.19Ubuntuupstream*
Linux-riscv-5.8Ubuntuesm-infra/focal*
Linux-riscv-5.8Ubuntufocal*
Linux-riscv-5.8Ubuntuupstream*
Linux-riscv-6.14Ubuntuupstream*
Linux-riscv-6.5Ubuntuupstream*
Linux-riscv-6.8Ubuntuupstream*
Linux-snapdragonUbuntubionic*
Linux-snapdragonUbuntuupstream*
Linux-snapdragonUbuntuxenial*
Linux-starfiveUbuntukinetic*
Linux-starfiveUbuntulunar*
Linux-starfiveUbuntuupstream*
Linux-starfive-5.19Ubuntujammy*
Linux-starfive-5.19Ubuntuupstream*
Linux-starfive-6.2Ubuntuupstream*
Linux-starfive-6.5Ubuntuupstream*
Linux-xilinxUbuntuupstream*
Linux-xilinx-zynqmpUbuntuesm-infra/focal*
Linux-xilinx-zynqmpUbuntufocal*
Linux-xilinx-zynqmpUbuntuupstream*

Extended Description

When resources are released, they can be made available for reuse. For example, after memory is de-allocated, an operating system may make the memory available to another process, or disk space may be reallocated when a file is deleted. As removing information requires time and additional resources, operating systems do not usually clear the previously written information. Even when the resource is reused by the same process, this weakness can arise when new data is not as large as the old data, which leaves portions of the old data still available. Equivalent errors can occur in other situations where the length of data is variable but the associated data structure is not. If memory is not cleared after use, the information may be read by less trustworthy parties when the memory is reallocated. This weakness can apply in hardware, such as when a device or system switches between power, sleep, or debug states during normal operation, or when execution changes to different users or privilege levels.

Potential Mitigations

References