In the Linux kernel, the following vulnerability has been resolved:
io_uring/zctx: check chained notif contexts
Send zc only links ubuf_info for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion.
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 |
|---|---|---|---|---|
| Amazon_linux_2023 | — | Upgrade kernel6.12-tools-debuginfoUpgrade python3-perf6.12-debuginfoUpgrade kernel6.12-libbpfUpgrade kernel6.12-headersUpgrade kernel6.12-develUpgrade perf6.12-debuginfoUpgrade kernel6.12-libbpf-develUpgrade kernel-livepatch-6.12.58-82.121Upgrade kernel6.12-libbpf-staticUpgrade kernel6.12-modules-extraUpgrade kernel6.12-modules-extra-commonUpgrade perf6.12Upgrade kernel6.12-libbpf-debuginfoUpgrade kernel6.12-debuginfo-common-aarch64Upgrade python3-perf6.12Upgrade kernel6.12Upgrade kernel6.12-debuginfoUpgrade bpftool6.12Upgrade kernel6.12-toolsUpgrade kernel6.12-debuginfo-common-x86_64Upgrade bpftool6.12-debuginfoUpgrade kernel6.12-tools-devel | Apr 7, 2026 | Dec 16, 2025 |
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Oracle_linux | — | Upgrade kernel-uek | Jan 15, 2026 | Dec 16, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Dec 16, 2025 |
| Ubuntu | — | Upgrade linux-image-raspi-6.17Upgrade linux-image-generic-64kUpgrade linux-image-6.17.0-1006-realtimeUpgrade linux-image-virtualUpgrade linux-image-6.17.0-1007-oracleUpgrade linux-image-awsUpgrade linux-image-azure-6.17Upgrade linux-image-oracle-64kUpgrade linux-image-gcpUpgrade linux-image-6.17.0-1008-raspiUpgrade linux-image-6.17.0-1007-gcpUpgrade linux-image-generic-6.17Upgrade linux-image-oem-6.17Upgrade linux-image-realtime-6.17Upgrade linux-image-6.17.0-1011-oemUpgrade linux-image-6.17.0-1007-aws-64kUpgrade linux-image-6.17.0-1008-azureUpgrade linux-image-6.17.0-14-generic-64kUpgrade linux-image-virtual-6.17Upgrade linux-image-oracle-6.17Upgrade linux-image-6.17.0-1007-awsUpgrade linux-image-oracle-64k-6.17Upgrade linux-image-oracleUpgrade linux-image-aws-64k-6.17Upgrade linux-image-6.17.0-1007-oracle-64kUpgrade linux-image-raspiUpgrade linux-image-aws-64kUpgrade linux-image-6.17.0-14-genericUpgrade linux-image-generic-64k-6.17Upgrade linux-image-azureUpgrade linux-image-gcp-6.17Upgrade linux-image-gcp-64kUpgrade linux-image-genericUpgrade linux-image-realtimeUpgrade linux-image-gcp-64k-6.17Upgrade linux-image-aws-6.17Upgrade linux-image-6.17.0-1007-gcp-64k | Feb 13, 2026 | Feb 12, 2026 |
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