An issue was discovered in fs/io_uring.c in the Linux kernel before 5.6. It unsafely handles the root directory during path lookups, and thus a process inside a mount namespace can escape to unintended filesystem locations, aka CID-ff002b30181d.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 30, 2024 | Nov 28, 2020 |
| Suse | — | Upgrade kernel-default | Jan 16, 2021 | Nov 28, 2020 |
| Ubuntu | — | Upgrade linux-gke-5.3Upgrade linux-raspi2-5.3 | Nov 19, 2024 | Nov 28, 2020 |
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