CVE-2013-1956
Low
Description
The create_user_ns function in kernel/user_namespace.c in the Linux kernel before 3.8.6 does not check whether a chroot directory exists that differs from the namespace root directory, which allows local users to bypass intended filesystem restrictions via a crafted clone system call.
SeverityLow
CVSS2.1
Exploit probability—
Product
Linux Kernel
PublishedApr 24, 2013
First seenApr 24, 2013
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v ≤ 3.8.5, 3.8.0, 3.8.1, 3.8.2, 3.8.3, 3.8.4 | — |
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