CVE - CVE-2013-1858

CVE-ID
CVE-2013-1858	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:[oss-security] 20130314 Re: CLONE_NEWUSER\|CLONE_FS root exploit URL:http://www.openwall.com/lists/oss-security/2013/03/14/6 MISC:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e66eded8309ebf679d3d3c1f5820d1f2ca332c71 URL:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=e66eded8309ebf679d3d3c1f5820d1f2ca332c71 MISC:http://stealth.openwall.net/xSports/clown-newuser.c URL:http://stealth.openwall.net/xSports/clown-newuser.c MISC:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.3 URL:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.8.3 MISC:https://bugzilla.redhat.com/show_bug.cgi?id=921448 URL:https://bugzilla.redhat.com/show_bug.cgi?id=921448 MISC:https://github.com/torvalds/linux/commit/e66eded8309ebf679d3d3c1f5820d1f2ca332c71 URL:https://github.com/torvalds/linux/commit/e66eded8309ebf679d3d3c1f5820d1f2ca332c71
Assigning CNA
Red Hat, Inc.
Date Record Created
20130219	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20130219)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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