Vulnerability Monitor

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CVE-2014-7970

The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain locations of a chroot directory, which allows local users to cause a denial of service (mount-tree loop) via . (dot) values in both arguments to the pivot_root system call.

Published

2014-10-13T10:55:08.497

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-400

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	novell	suse_linux_enterprise_server	11.0	Yes
Operating System	linux	linux_kernel	≤ 3.17	Yes
Operating System	canonical	ubuntu_linux	12.04	Yes
Operating System	canonical	ubuntu_linux	14.04	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html Mailing List, Third Party Advisory ([email protected])
http://secunia.com/advisories/60174 Broken Link ([email protected])
http://secunia.com/advisories/61142 Broken Link ([email protected])
http://www.openwall.com/lists/oss-security/2014/10/08/21 Mailing List, Patch, Third Party Advisory ([email protected])
http://www.securityfocus.com/bid/70319 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1030991 Third Party Advisory, VDB Entry ([email protected])
http://www.spinics.net/lists/linux-fsdevel/msg79153.html Exploit, Mailing List, Patch, Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-2419-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-2420-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-2513-1 Third Party Advisory ([email protected])
http://www.ubuntu.com/usn/USN-2514-1 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2017:1842 Third Party Advisory ([email protected])
https://access.redhat.com/errata/RHSA-2017:2077 Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=1151095 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://exchange.xforce.ibmcloud.com/vulnerabilities/96921 Third Party Advisory, VDB Entry ([email protected])
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0826019e529f21c84687521d03f60cd241ca7d Mailing List, Patch, Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/60174 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://secunia.com/advisories/61142 Broken Link (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2014/10/08/21 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/70319 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1030991 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.spinics.net/lists/linux-fsdevel/msg79153.html Exploit, Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2419-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2420-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2513-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.ubuntu.com/usn/USN-2514-1 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:1842 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://access.redhat.com/errata/RHSA-2017:2077 Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=1151095 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://exchange.xforce.ibmcloud.com/vulnerabilities/96921 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0d0826019e529f21c84687521d03f60cd241ca7d Mailing List, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)