CVE-2020-29373
Medium
Description
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.
SeverityMedium
CVSS6.5
Exploit probability—
Product
Linux Kernel
PublishedNov 28, 2020
First seenNov 28, 2020
How to fix
Update
- linux linux_kernel5.6 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v < 5.6 | 5.6 |
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