In the Linux kernel, the following vulnerability has been resolved:
io_uring: fix regbuf vector size truncation
There is a report of io_estimate_bvec_size() truncating the calculated number of segments that leads to corruption issues. Check it doesn't overflow "int"s used later. Rough but simple, can be improved on top.
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 |
|---|---|---|---|---|
| Ubuntu | — | Upgrade linux-image-6.17.0-14-genericUpgrade linux-image-awsUpgrade linux-image-gcp-64k-6.17Upgrade linux-image-realtime-6.17Upgrade linux-image-6.17.0-1007-awsUpgrade linux-image-azureUpgrade linux-image-virtual-6.17Upgrade linux-image-6.17.0-1008-raspiUpgrade linux-image-gcp-64kUpgrade linux-image-oem-6.17Upgrade linux-image-oracle-6.17Upgrade linux-image-aws-6.17Upgrade linux-image-oracle-64kUpgrade linux-image-6.17.0-1007-oracle-64kUpgrade linux-image-aws-64k-6.17Upgrade linux-image-raspiUpgrade linux-image-oracle-64k-6.17Upgrade linux-image-generic-64k-6.17Upgrade linux-image-realtimeUpgrade linux-image-gcp-6.17Upgrade linux-image-generic-6.17Upgrade linux-image-generic-64kUpgrade linux-image-6.17.0-1007-gcpUpgrade linux-image-6.17.0-1007-gcp-64kUpgrade linux-image-6.17.0-1011-oemUpgrade linux-image-raspi-6.17Upgrade linux-image-6.17.0-1007-aws-64kUpgrade linux-image-6.17.0-1006-realtimeUpgrade linux-image-6.17.0-1008-azureUpgrade linux-image-oracleUpgrade linux-image-azure-6.17Upgrade linux-image-gcpUpgrade linux-image-6.17.0-14-generic-64kUpgrade linux-image-6.17.0-1007-oracleUpgrade linux-image-aws-64kUpgrade linux-image-genericUpgrade linux-image-virtual | Feb 13, 2026 | Feb 12, 2026 |
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