In the Linux kernel, the following vulnerability has been resolved:
fuse: limit FUSE_NOTIFY_RETRIEVE to uptodate folios
FUSE_NOTIFY_RETRIEVE must be limited to uptodate folios; !uptodate folios can contain uninitialized data. Since FUSE_NOTIFY_RETRIEVE is intended to only return data that is already in the page cache and not wait for data from the FUSE daemon, treat !uptodate folios as if they weren't present.
This only has security impact on systems that don't enable automatic zero-initialization of all page allocations via CONFIG_INIT_ON_ALLOC_DEFAULT_ON or init_on_alloc=1.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-toolsUpgrade python-perfUpgrade kernel-tools-develUpgrade bpftoolUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-livepatch-5.15.211-149.249Upgrade kernelUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-5.10.260-259.1053Upgrade perfUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade kernel-tools-debuginfoUpgrade python-perf-debuginfoUpgrade perf-debuginfoUpgrade kernel-develUpgrade bpftool-debuginfo | Jul 21, 2026 | Jul 21, 2026 |
| Amazon_linux_2023 | — | Upgrade kernel6.18-toolsUpgrade kernel6.18-headersUpgrade python3-perf6.18Upgrade microvm-kernel6.18Upgrade kernel6.18-modules-extraUpgrade kernel6.18-debuginfo-common-aarch64Upgrade python3-perf6.18-debuginfoUpgrade perf6.18-debuginfoUpgrade kernel6.18-tools-debuginfoUpgrade bpftool6.18Upgrade bpftool6.18-debuginfoUpgrade kernel6.18-develUpgrade kernel-livepatch-6.18.36-69.134Upgrade kernel6.18-debuginfoUpgrade kernel6.18-modules-extra-commonUpgrade kernel6.18Upgrade perf6.18Upgrade kernel6.18-tools-develUpgrade kernel6.18-debuginfo-common-x86_64 | Jul 21, 2026 | Jun 25, 2026 |
| Debian | — | Upgrade linux-6.1Upgrade linux | Jul 19, 2026 | Jul 19, 2026 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Jun 25, 2026 |
| Ubuntu | — | Upgrade linux-image-realtime-64k-7.0Upgrade linux-image-realtime-64k-hwe-26.04Upgrade linux-image-7.0.0-31-generic-64kUpgrade linux-image-realtime-hwe-26.04Upgrade linux-image-generic-hwe-24.04Upgrade linux-image-genericUpgrade linux-image-nvidia-hwe-26.04Upgrade linux-image-awsUpgrade linux-image-virtual-7.0Upgrade linux-image-raspi-realtimeUpgrade linux-image-nvidia-bos-7.0Upgrade linux-image-7.0.0-1006-gkeUpgrade linux-image-realtimeUpgrade linux-image-oracle-64kUpgrade linux-image-gkeUpgrade linux-image-gke-64k-hwe-26.04Upgrade linux-image-7.0.0-1014-azureUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-generic-64k-7.0Upgrade linux-image-nvidia-64kUpgrade linux-image-7.0.0-1006-gke-64kUpgrade linux-image-7.0.0-1011-oracleUpgrade linux-image-7.0.0-1011-oracle-64kUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-generic-7.0Upgrade linux-image-7.0.0-31-genericUpgrade linux-image-aws-64kUpgrade linux-image-gcp-7.0Upgrade linux-image-gke-hwe-26.04Upgrade linux-image-azure-7.0Upgrade linux-image-oem-26.04bUpgrade linux-image-7.0.0-1013-oemUpgrade linux-image-nvidia-64k-hwe-26.04Upgrade linux-image-oracleUpgrade linux-image-oracle-64k-7.0Upgrade linux-image-azure-lts-26.04Upgrade linux-image-7.0.0-1011-gcpUpgrade linux-image-7.0.0-1013-ibmUpgrade linux-image-7.0.0-1019-raspiUpgrade linux-image-gcpUpgrade linux-image-realtime-64kUpgrade linux-image-7.0.0-1019-raspi-realtimeUpgrade linux-image-raspi-7.0Upgrade linux-image-virtualUpgrade linux-image-7.0.0-1018-nvidiaUpgrade linux-image-generic-hwe-26.04Upgrade linux-image-7.0.0-31-realtime-64kUpgrade linux-image-7.0.0-1012-awsUpgrade linux-image-nvidia-bos-64k-7.0Upgrade linux-image-azureUpgrade linux-image-gke-64kUpgrade linux-image-virtual-hwe-26.04Upgrade linux-image-7.0.0-1011-gcp-64kUpgrade linux-image-oracle-7.0Upgrade linux-image-7.0.0-1012-aws-64kUpgrade linux-image-nvidiaUpgrade linux-image-gcp-64kUpgrade linux-image-raspiUpgrade linux-image-oem-7.0Upgrade linux-image-generic-64k-hwe-26.04Upgrade linux-image-generic-64kUpgrade linux-image-gcp-64k-7.0Upgrade linux-image-7.0.0-2018-nvidia-bos-64kUpgrade linux-image-realtime-7.0Upgrade linux-image-nvidia-bosUpgrade linux-image-nvidia-64k-7.0Upgrade linux-image-nvidia-7.0Upgrade linux-image-nvidia-bos-64kUpgrade linux-image-ibmUpgrade linux-image-gke-64k-7.0Upgrade linux-image-oem-26.04aUpgrade linux-image-aws-7.0Upgrade linux-image-7.0.0-2018-nvidia-bosUpgrade linux-image-oem-26.04Upgrade linux-image-7.0.0-31-realtimeUpgrade linux-image-7.0.0-1018-nvidia-64kUpgrade linux-image-raspi-realtime-7.0Upgrade linux-image-ibm-7.0Upgrade linux-image-gke-7.0Upgrade linux-image-aws-64k-7.0 | Sep 14, 2026 | Sep 7, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jul 13, 2026 | Jun 25, 2026 |
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