CVE-2013-1858
The clone system-call implementation in the Linux kernel before 3.8.3 does not properly handle a...
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.
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2013-1858- CVSS 2.0
- 7.2 High
AV:L/AC:L/Au:N/C:C/I:C/A:C - Weakness
- CWE-264
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2013-1858- Updated
- 2026-11-02
EUVDEUVD-2013-1861 No score
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.
- Record
EUVD-2013-1861- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-7j9j-f52c-89mj No score
The clone system-call implementation in the Linux kernel before 3.8.3 does not properly handle a...
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.
- Record
GHSA-7j9j-f52c-89mj- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2013-1858 is a high vulnerability (CVSS 7.2) in Linux Kernel, published April 5, 2013. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.69%, the 77th percentile. No source names a fixed version.
References
git.kernel.org?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e66eded8309ebf679d3d3c1f5820d1f2ca332c71
openwall.com/lists/oss-security/2013/03/14/6
kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.3
stealth.openwall.net/xSports/clown-newuser.c
github.com/torvalds/linux/commit/e66eded8309ebf679d3d3c1f5820d1f2ca332c71
bugzilla.redhat.com/show_bug.cgi?id=921448
nvd.nist.gov/vuln/detail/CVE-2013-1858