In the Linux kernel, the following vulnerability has been resolved:
fs/writeback: skip AS_NO_DATA_INTEGRITY mappings in wait_sb_inodes()
Above the while() loop in wait_sb_inodes(), we document that we must wait for all pages under writeback for data integrity. Consequently, if a mapping, like fuse, traditionally does not have data integrity semantics, there is no need to wait at all; we can simply skip these inodes.
This restores fuse back to prior behavior where syncs are no-ops. This fixes a user regression where if a system is running a faulty fuse server that does not reply to issued write requests, this causes wait_sb_inodes() to wait forever.
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 |
|---|---|---|---|---|
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Feb 4, 2026 |
| Ubuntu | — | Upgrade linux-image-oracle-64kUpgrade linux-image-6.17.0-1018-realtimeUpgrade linux-image-gcpUpgrade linux-image-6.17.0-1021-gcp-64kUpgrade linux-image-nvidia-64k-hwe-24.04Upgrade linux-image-oem-24.04Upgrade linux-image-oem-24.04aUpgrade linux-image-6.17.0-1030-oemUpgrade linux-image-realtime-6.17Upgrade linux-image-6.17.0-1019-oracle-64kUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-azure-6.17Upgrade linux-image-azureUpgrade linux-image-oem-24.04dUpgrade linux-image-6.17.0-1021-azureUpgrade linux-image-nvidia-hwe-24.04Upgrade linux-image-6.17.0-1018-azure-fdeUpgrade linux-image-6.17.0-1031-nvidiaUpgrade linux-image-oem-24.04cUpgrade linux-image-oracle-6.17Upgrade linux-image-oracleUpgrade linux-image-azure-fde-6.17Upgrade linux-image-oem-24.04bUpgrade linux-image-azure-fdeUpgrade linux-image-gcp-64kUpgrade linux-image-gcp-64k-6.17Upgrade linux-image-6.17.0-1031-nvidia-64kUpgrade linux-image-oracle-64k-6.17Upgrade linux-image-nvidia-64k-6.17Upgrade linux-image-6.17.0-1021-gcpUpgrade linux-image-6.17.0-1019-oracleUpgrade linux-image-gcp-6.17Upgrade linux-image-nvidia-6.17Upgrade linux-image-oem-6.17 | Jul 21, 2026 | Jul 20, 2026 |
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