In the Linux kernel, the following vulnerability has been resolved:
rtc: pcf85063: fix potential OOB write in PCF85063 NVMEM read
The nvmem interface supports variable buffer sizes, while the regmap interface operates with fixed-size storage. If an nvmem client uses a buffer size less than 4 bytes, regmap_read will write out of bounds as it expects the buffer to point at an unsigned int.
Fix this by using an intermediary unsigned int to hold the value.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade kernel-coreUpgrade kernel-64k-modules-coreUpgrade kernel-modulesUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-cross-headersUpgrade kernel-64kUpgrade kernel-develUpgrade kernel-64k-modulesUpgrade kernel-rt-64k-debug-modules-coreUpgrade kernel-64k-develUpgrade kernel-debugUpgrade kernelUpgrade python3-perfUpgrade kernel-zfcpdump-develUpgrade kernel-modules-coreUpgrade kernel-rt-64k-coreUpgrade kernel-64k-coreUpgrade kernel-debug-modulesUpgrade kernel-modules-extraUpgrade kernel-headersUpgrade kernel-rt-debug-kvmUpgrade kernel-rt-modules-extraUpgrade kernel-debug-uki-virtUpgrade kernel-rt-debug-modulesUpgrade kernel-rt-debug-coreUpgrade kernel-rt-64k-debug-modules-extraUpgrade kernel-devel-matchedUpgrade kernel-debug-develUpgrade kernel-rt-64k-debug-modulesUpgrade kernel-debug-coreUpgrade kernel-rt-64k-debugUpgrade rtlaUpgrade kernel-64k-debug-develUpgrade kernel-64k-debug-coreUpgrade kernel-rt-coreUpgrade kernel-rt-debugUpgrade libperfUpgrade kernel-rt-debug-develUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-64k-devel-matchedUpgrade kernel-uki-virt-addonsUpgrade kernel-64k-debug-devel-matchedUpgrade kernel-uki-virtUpgrade kernel-rt-debug-modules-coreUpgrade kernel-rt-64k-modules-coreUpgrade kernel-zfcpdump-modulesUpgrade kernel-rt-develUpgrade kernel-tools-libs-develUpgrade kernel-rtUpgrade kernel-docUpgrade kernel-rt-kvmUpgrade rvUpgrade kernel-64k-debug-modulesUpgrade kernel-zfcpdumpUpgrade kernel-rt-64k-develUpgrade kernel-rt-64k-modules-extraUpgrade kernel-rt-64k-modulesUpgrade kernel-rt-modules-coreUpgrade kernel-rt-64k-debug-coreUpgrade kernel-tools-libsUpgrade kernel-rt-debug-modules-extraUpgrade kernel-debug-devel-matchedUpgrade kernel-debug-modules-coreUpgrade kernel-rt-64kUpgrade kernel-64k-debug-modules-extraUpgrade kernel-debug-modules-extraUpgrade kernel-rt-modulesUpgrade kernel-64k-modules-extraUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-toolsUpgrade perfUpgrade kernel-abi-stablelistsUpgrade kernel-zfcpdump-coreUpgrade kernel-rt-64k-debug-develUpgrade kernel-64k-debugUpgrade kernel-64k-debug-modules-core | May 27, 2025 | Mar 6, 2025 |
| Amazon Linux Ami 2 | — | Upgrade kernel-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-headersUpgrade kernel-toolsUpgrade python-perfUpgrade perf-debuginfoUpgrade perfUpgrade kernel-tools-debuginfoUpgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-develUpgrade kernel-livepatch-5.10.235-227.919Upgrade kernel-tools-develUpgrade kernelUpgrade bpftool | Apr 2, 2025 | Mar 6, 2025 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Mar 17, 2025 | Mar 6, 2025 |
| Huawei Euleros 2_0_sp11 | — | Upgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade python3-perfUpgrade bpftoolUpgrade kernelUpgrade kernel-tools-libs | Jun 13, 2025 | Mar 6, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernelUpgrade kernel-tools-libsUpgrade python3-perfUpgrade kernel-abi-stablelistsUpgrade bpftoolUpgrade kernel-tools | Jun 11, 2025 | Mar 6, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade bpftoolUpgrade kernelUpgrade python3-perfUpgrade kernel-tools-libsUpgrade kernel-abi-stablelistsUpgrade kernel-tools | Jul 1, 2025 | Mar 6, 2025 |
| Oracle_linux | — | Upgrade kernel | May 26, 2025 | Mar 6, 2025 |
| Redhat_linux | — | No solution existsUpgrade kernelUpgrade kernel-rt | May 15, 2025 | Mar 6, 2025 |
| Rocky_linux | — | Upgrade kernel-debugUpgrade kernel-zfcpdump-modules-coreUpgrade libperfUpgrade perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-debug-debuginfoUpgrade kernel-zfcpdumpUpgrade kernel-rt-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-debug-develUpgrade kernel-zfcpdump-modulesUpgrade kernel-zfcpdump-modules-extraUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-modules-coreUpgrade kernel-rt-modulesUpgrade kernel-modules-coreUpgrade kernel-tools-debuginfoUpgrade kernel-debug-coreUpgrade kernel-rt-modules-coreUpgrade kernel-rt-debug-develUpgrade python3-perfUpgrade kernel-devel-matchedUpgrade kernel-modules-extraUpgrade kernel-zfcpdump-develUpgrade kernel-coreUpgrade kernel-uki-virtUpgrade kernel-modulesUpgrade perfUpgrade rtlaUpgrade kernel-debug-devel-matchedUpgrade kernel-rt-debuginfoUpgrade kernel-debug-modulesUpgrade libperf-debuginfoUpgrade kernel-tools-libsUpgrade kernel-zfcpdump-debuginfoUpgrade kernel-rt-debugUpgrade kernel-debug-uki-virtUpgrade kernel-tools-libs-develUpgrade kernel-rtUpgrade python3-perf-debuginfoUpgrade kernel-rt-debug-debuginfoUpgrade kernelUpgrade kernel-debug-modules-coreUpgrade kernel-modules-extra-matchedUpgrade kernel-debug-modules-extraUpgrade kernel-rt-modules-extraUpgrade kernel-uki-virt-addonsUpgrade kernel-rt-debug-coreUpgrade kernel-debuginfo-common-s390xUpgrade kernel-develUpgrade kernel-zfcpdump-coreUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-zfcpdump-devel-matchedUpgrade rvUpgrade kernel-rt-develUpgrade kernel-tools | Feb 5, 2026 | Nov 27, 2025 |
| Ubuntu | — | Upgrade linux-image-bluefieldUpgrade linux-image-6.8.0-1031-nvidia-lowlatency-64kUpgrade linux-image-fipsUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-virtual-hwe-18.04Upgrade linux-image-6.8.0-64-genericUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-nvidia-tegraUpgrade linux-image-generic-hwe-20.04Upgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-gcp-lts-22.04Upgrade linux-image-6.8.0-64-generic-64kUpgrade linux-image-5.4.0-1149-gcpUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-raspi-6.8Upgrade linux-image-genericUpgrade linux-image-oem-22.04dUpgrade linux-image-snapdragon-hwe-18.04Upgrade linux-image-intel-iotgUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-5.15.0-1084-aws-fipsUpgrade linux-image-6.8.0-1029-oracleUpgrade linux-image-5.15.0-1076-ibmUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-gkeopUpgrade linux-image-realtimeUpgrade linux-image-5.15.0-1084-awsUpgrade linux-image-lowlatency-6.8Upgrade linux-image-5.15.0-1079-intel-iotgUpgrade linux-image-5.4.0-1064-xilinx-zynqmpUpgrade linux-image-oracle-lts-20.04Upgrade linux-image-5.4.0-1146-aws-fipsUpgrade linux-image-oem-24.04Upgrade linux-image-gcp-64kUpgrade linux-image-5.4.0-216-generic-lpaeUpgrade linux-image-azure-cvmUpgrade linux-image-5.15.0-1026-nvidia-tegra-igxUpgrade linux-image-5.15.0-1078-nvidia-lowlatencyUpgrade linux-image-aws-lts-24.04Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-aws-64kUpgrade linux-image-gkeUpgrade linux-image-5.15.0-1066-gkeopUpgrade linux-image-6.11.0-1015-gcpUpgrade linux-image-6.8.0-64-lowlatencyUpgrade linux-image-nvidia-6.8Upgrade linux-image-5.4.0-1151-azure-fipsUpgrade linux-image-6.8.0-1031-nvidia-64kUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1032-aws-64kUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oracle-6.8Upgrade linux-image-oracle-lts-22.04Upgrade linux-image-6.8.0-1029-ibmUpgrade linux-image-gcp-6.8Upgrade linux-image-gcp-lts-20.04Upgrade linux-image-6.8.0-1031-oemUpgrade linux-image-5.15.0-1078-nvidiaUpgrade linux-image-6.8.0-1032-awsUpgrade linux-image-oem-22.04Upgrade linux-image-5.15.0-1026-nvidia-tegra-igx-rtUpgrade linux-image-oem-20.04Upgrade linux-image-6.8.0-1028-gkeUpgrade linux-image-azure-lts-22.04Upgrade linux-image-6.8.0-1034-azureUpgrade linux-image-5.4.0-1151-azureUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-gkeop-5.15Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-lowlatency-hwe-18.04Upgrade linux-image-5.4.0-216-genericUpgrade linux-image-6.11.0-26-genericUpgrade linux-image-6.11.0-26-generic-64kUpgrade linux-image-oracleUpgrade linux-image-oem-20.04cUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-nvidia-tegra-rtUpgrade linux-image-5.15.0-1089-azureUpgrade linux-image-virtual-hwe-22.04Upgrade linux-image-6.8.0-1031-nvidia-lowlatencyUpgrade linux-image-5.4.0-1105-bluefieldUpgrade linux-image-virtual-hwe-20.04Upgrade linux-image-5.15.0-1089-azure-fipsUpgrade linux-image-virtualUpgrade linux-image-azure-fde-6.8Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-intelUpgrade linux-image-azure-6.8Upgrade linux-image-generic-lpae-hwe-20.04Upgrade linux-image-raspi-hwe-18.04Upgrade linux-image-5.15.0-1080-kvmUpgrade linux-image-6.11.0-1014-lowlatencyUpgrade linux-image-6.8.0-1029-oracle-64kUpgrade linux-image-5.15.0-140-fipsUpgrade linux-image-lowlatency-64kUpgrade linux-image-aws-fipsUpgrade linux-image-oemUpgrade linux-image-oem-osp1Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-azure-nvidiaUpgrade linux-image-gke-6.8Upgrade linux-image-5.4.0-1129-raspiUpgrade linux-image-realtime-6.8.1Upgrade linux-image-6.11.0-1016-oracleUpgrade linux-image-5.4.0-1051-iotUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-5.4.0-1146-awsUpgrade linux-image-raspi-nolpaeUpgrade linux-image-oem-24.04bUpgrade linux-image-5.15.0-1037-nvidia-tegraUpgrade linux-image-azure-lts-20.04Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-5.4.0-216-lowlatencyUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-azure-nvidia-6.8Upgrade linux-image-lowlatency-64k-hwe-24.04Upgrade linux-image-azure-fdeUpgrade linux-image-5.15.0-140-genericUpgrade linux-image-generic-hwe-22.04Upgrade linux-image-5.15.0-1081-oracleUpgrade linux-image-generic-64kUpgrade linux-image-gcpUpgrade linux-image-5.15.0-1078-raspiUpgrade linux-image-5.15.0-1037-nvidia-tegra-rtUpgrade linux-image-oem-22.04cUpgrade linux-image-virtual-6.8Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-nvidia-tegra-igx-rtUpgrade linux-image-5.4.0-1092-ibmUpgrade linux-image-lowlatency-hwe-20.04Upgrade linux-image-ibm-6.8Upgrade linux-image-oracle-64kUpgrade linux-image-oem-6.8Upgrade linux-image-oem-20.04bUpgrade linux-image-generic-hwe-18.04Upgrade linux-image-ibmUpgrade linux-image-generic-lpaeUpgrade linux-image-6.8.1-1025-realtimeUpgrade linux-image-5.15.0-142-generic-64kUpgrade linux-image-5.15.0-1077-intel-iot-realtimeUpgrade linux-image-generic-64k-hwe-20.04Upgrade linux-image-5.15.0-140-generic-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-generic-6.8Upgrade linux-image-azure-nvidia-lts-24.04Upgrade linux-image-6.8.0-2026-raspi-realtimeUpgrade linux-image-6.11.0-1022-oemUpgrade linux-image-5.15.0-1083-gcp-fipsUpgrade linux-image-5.15.0-142-genericUpgrade linux-image-5.15.0-140-lowlatencyUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-gkeop-6.8Upgrade linux-image-lowlatencyUpgrade linux-image-nvidiaUpgrade linux-image-5.4.0-1120-fipsUpgrade linux-image-5.4.0-1144-oracleUpgrade linux-image-oem-22.04bUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-5.4.0-1149-gcp-fipsUpgrade linux-image-6.11.0-1016-oracle-64kUpgrade linux-image-azure-fde-lts-24.04Upgrade linux-image-6.11.0-1013-raspiUpgrade linux-image-lowlatency-64k-hwe-20.04Upgrade linux-image-ibm-lts-20.04Upgrade linux-image-aws-6.8Upgrade linux-image-gcp-fipsUpgrade linux-image-raspi2Upgrade linux-image-aws-64k-6.8Upgrade linux-image-5.15.0-142-generic-lpaeUpgrade linux-image-5.15.0-1083-gcpUpgrade linux-image-kvmUpgrade linux-image-raspi-realtimeUpgrade linux-image-azure-lts-24.04Upgrade linux-image-6.8.0-1034-azure-fdeUpgrade linux-image-6.8.0-1022-azure-nvidiaUpgrade linux-image-6.11.0-1015-azureUpgrade linux-image-6.11.0-1010-realtimeUpgrade linux-image-6.8.0-1031-nvidiaUpgrade linux-image-6.8.0-1031-raspiUpgrade linux-image-5.15.0-140-lowlatency-64kUpgrade linux-image-aws-lts-20.04Upgrade linux-image-ibm-classicUpgrade linux-image-oem-20.04dUpgrade linux-image-oem-22.04aUpgrade linux-image-azureUpgrade linux-image-6.8.0-64-lowlatency-64kUpgrade linux-image-6.8.0-1015-gkeopUpgrade linux-image-5.4.0-1133-kvmUpgrade linux-image-6.11.0-1014-lowlatency-64kUpgrade linux-image-5.15.0-1081-gkeUpgrade linux-image-5.15.0-140-generic-lpaeUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-5.15.0-1050-xilinx-zynqmpUpgrade linux-image-nvidia-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-generic-64k-6.8Upgrade linux-image-6.8.0-1033-gcpUpgrade linux-image-azure-fipsUpgrade linux-image-aws-lts-22.04Upgrade linux-image-awsUpgrade linux-image-6.11.0-1015-azure-fdeUpgrade linux-image-5.15.0-1084-realtimeUpgrade linux-image-nvidia-tegra-igxUpgrade linux-image-raspiUpgrade linux-image-6.11.0-1014-awsUpgrade linux-image-6.11.0-1015-gcp-64kUpgrade linux-image-gke-5.15Upgrade linux-image-6.8.0-1033-gcp-64kUpgrade linux-image-lowlatency-hwe-24.04Upgrade linux-image-oem-24.04a | May 20, 2025 | Mar 6, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Sep 22, 2025 | Mar 6, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub