In the Linux kernel, the following vulnerability has been resolved:
accel/qaic: Add overflow check to remap_pfn_range during mmap
The call to remap_pfn_range in qaic_gem_object_mmap is susceptible to (re)mapping beyond the VMA if the BO is too large. This can cause use after free issues when munmap() unmaps only the VMA region and not the additional mappings. To prevent this, check the remaining size of the VMA before remapping and truncate the remapped length if sg->length is too large.
[jhugo: fix braces from checkpatch --strict]
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 |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Redhat_linux | — | Upgrade kernelUpgrade kernel-rt | Sep 10, 2026 | Jul 19, 2026 |
| Rocky_linux | — | Upgrade kernel-debugUpgrade kernel-rt-debug-coreUpgrade kernel-rt-debug-modulesUpgrade kernel-debug-modules-coreUpgrade kernel-modules-extraUpgrade kernel-coreUpgrade kernel-tools-debuginfoUpgrade kernel-rt-debuginfoUpgrade kernel-rt-develUpgrade kernel-modules-extra-matchedUpgrade kernel-rt-debugUpgrade kernel-modulesUpgrade python3-perf-debuginfoUpgrade kernel-debug-develUpgrade kernel-debuginfoUpgrade kernel-develUpgrade kernel-rt-coreUpgrade kernel-tools-libsUpgrade kernel-zfcpdump-develUpgrade kernel-rt-modulesUpgrade kernelUpgrade kernel-zfcpdump-devel-matchedUpgrade kernel-debug-coreUpgrade kernel-zfcpdumpUpgrade kernel-rt-modules-coreUpgrade kernel-zfcpdump-modulesUpgrade kernel-debug-modulesUpgrade kernel-rt-debug-debuginfoUpgrade kernel-debug-modules-extraUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-rt-modules-extraUpgrade kernel-zfcpdump-modules-extraUpgrade rtlaUpgrade kernel-debug-debuginfoUpgrade kernel-debug-uki-virtUpgrade libperf-debuginfoUpgrade kernel-zfcpdump-coreUpgrade rvUpgrade perfUpgrade kernel-rt-debug-modules-extraUpgrade kernel-rt-debug-develUpgrade kernel-debuginfo-common-s390xUpgrade kernel-zfcpdump-modules-coreUpgrade kernel-rt-debug-modules-coreUpgrade kernel-uki-virt-addonsUpgrade kernel-rtUpgrade kernel-modules-coreUpgrade libperfUpgrade kernel-uki-virtUpgrade kernel-devel-matchedUpgrade perf-debuginfoUpgrade kernel-toolsUpgrade kernel-debug-devel-matchedUpgrade kernel-tools-libs-develUpgrade kernel-zfcpdump-debuginfoUpgrade python3-perf | Sep 15, 2026 | Sep 10, 2026 |
| Ubuntu | — | Upgrade linux-image-fipsUpgrade linux-image-6.8.0-1061-oracle-64kUpgrade linux-image-azureUpgrade linux-image-azure-fde-7.0Upgrade linux-image-xilinx-6.8Upgrade linux-image-realtime-6.8.1Upgrade linux-image-virtual-6.8Upgrade linux-image-6.8.0-1035-nvidia-tegraUpgrade linux-image-gke-64kUpgrade linux-image-raspi-6.8Upgrade linux-image-nvidia-lowlatencyUpgrade linux-image-6.8.0-1067-gcp-fipsUpgrade linux-image-7.0.0-1016-nvidiaUpgrade linux-image-azure-fdeUpgrade linux-image-generic-64k-6.8Upgrade linux-image-azure-lts-24.04Upgrade linux-image-lowlatencyUpgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-ibmUpgrade linux-image-7.0.0-1015-raspi-realtimeUpgrade linux-image-awsUpgrade linux-image-6.8.0-1067-azureUpgrade linux-image-7.0.0-1008-oracle-64kUpgrade linux-image-nvidia-64k-6.8Upgrade linux-image-raspiUpgrade linux-image-aws-64k-7.0Upgrade linux-image-ibm-6.8Upgrade linux-image-raspi-7.0Upgrade linux-image-ibm-classicUpgrade linux-image-nvidia-bos-64k-7.0Upgrade linux-image-ibm-lts-24.04Upgrade linux-image-6.8.0-2053-raspi-realtimeUpgrade linux-image-7.0.0-1011-gcp-64kUpgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-gcp-64kUpgrade linux-image-6.8.0-1062-nvidia-lowlatencyUpgrade linux-image-7.0.0-1015-raspiUpgrade linux-image-gcp-fipsUpgrade linux-image-lowlatency-6.8Upgrade linux-image-azure-fipsUpgrade linux-image-raspi-realtime-7.0Upgrade linux-image-gcp-7.0Upgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-7.0.0-2016-nvidia-bosUpgrade linux-image-aws-7.0Upgrade linux-image-6.8.0-1067-azure-fipsUpgrade linux-image-6.8.0-1049-gkeopUpgrade linux-image-nvidia-64k-7.0Upgrade linux-image-nvidia-7.0Upgrade linux-image-oracle-64k-6.8Upgrade linux-image-6.8.0-1062-gkeUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-6.8.0-1064-ibmUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-6.8Upgrade linux-image-nvidia-bosUpgrade linux-image-kvmUpgrade linux-image-oracle-7.0Upgrade linux-image-gcp-6.8Upgrade linux-image-6.8.0-1067-gcpUpgrade linux-image-6.8.0-139-lowlatencyUpgrade linux-image-gcp-lts-24.04Upgrade linux-image-gcp-64k-7.0Upgrade linux-image-6.8.0-1062-gke-64kUpgrade linux-image-nvidia-tegra-rtUpgrade linux-image-nvidia-tegra-rt-6.8Upgrade linux-image-nvidia-tegra-6.8Upgrade linux-image-azure-fips-6.8Upgrade linux-image-oracleUpgrade linux-image-7.0.0-1009-awsUpgrade linux-image-6.8.0-1062-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1062-nvidia-64kUpgrade linux-image-aws-64kUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-generic-64kUpgrade linux-image-6.8.0-1035-nvidia-tegra-rtUpgrade linux-image-ibm-7.0Upgrade linux-image-7.0.0-1016-nvidia-64kUpgrade linux-image-6.8.0-1064-raspiUpgrade linux-image-6.8.0-139-lowlatency-64kUpgrade linux-image-7.0.0-1010-azureUpgrade linux-image-6.8.0-1036-xilinxUpgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-oracle-64k-7.0Upgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-fips-6.8Upgrade linux-image-6.8.0-139-fipsUpgrade linux-image-6.8.0-1067-gcp-64kUpgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1062-nvidiaUpgrade linux-image-generic-6.8Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-7.0.0-1009-azure-fdeUpgrade linux-image-7.0.0-1009-aws-64kUpgrade linux-image-realtimeUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-oracle-64kUpgrade linux-image-gkeop-6.8Upgrade linux-image-gkeUpgrade linux-image-azure-6.8Upgrade linux-image-6.8.0-1061-oracleUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-6.8.0-139-genericUpgrade linux-image-gkeopUpgrade linux-image-raspi-realtimeUpgrade linux-image-genericUpgrade linux-image-7.0.0-2016-nvidia-bos-64kUpgrade linux-image-6.8.0-139-generic-64kUpgrade linux-image-7.0.0-1010-ibmUpgrade linux-image-gcpUpgrade linux-image-6.8.1-1059-realtimeUpgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-intel-iotgUpgrade linux-image-lowlatency-64kUpgrade linux-image-7.0.0-1011-gcpUpgrade linux-image-xilinxUpgrade linux-image-oracle-6.8Upgrade linux-image-nvidia-tegraUpgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-azure-7.0Upgrade linux-image-laptop-23.10Upgrade linux-image-gke-6.8Upgrade linux-image-nvidia-64kUpgrade linux-image-7.0.0-1008-oracleUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-7.0.0-1014-azureUpgrade linux-image-nvidia-hwe-26.04Upgrade linux-image-nvidia-bos-7.0Upgrade linux-image-nvidia-bos-64kUpgrade linux-image-gke-64k-6.8Upgrade linux-image-nvidia-64k-hwe-26.04Upgrade linux-image-nvidiaUpgrade linux-image-virtual | Jul 21, 2026 | Jul 20, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Aug 3, 2026 | Jul 19, 2026 |
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