Vulnerability in Linux Kernel

CVE-2013-1858

The clone system-call implementation in the Linux kernel before 3.8.3 does not properly handle a combination of the CLONE_NEWUSER and CLONE_FS flags, which allows local users to gain privileges by calling chroot and leveraging the sharing of the / directory between a parent process and a child process.

EPSS: 0.017 (74.7th percentile) — read the EPSS interpretation.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2013-1858?
CVE-2013-1858 is a vulnerability in Linux Kernel, classified under CWE-264. Published 2013-04-05.
Is CVE-2013-1858 known to be exploited?
41 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.