Home/CVE/The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain
CVE

CVE-2014-7970

The pivot_root implementation in fs/namespace.c in the Linux kernel through 3.17 does not properly interact with certain

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.

MEDIUM · CVSS 5.5 EPSS 0.00044
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-400Uncontrolled Resource Consumption
▤

Affected Products & Versions

3
novell suse linux enterprise serverall versions
linux kernel<= 3.17
canonical ubuntu linuxall versions
⚠

Public Exploits & PoCs

1
pocwww.spinics.net · msg79153.htmlwww.spinics.net
▣

Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD13 Oct 2014 · 10:55 AM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

13
rhsaRHSA-2017:1842Important
rhsaRHSA-2017:2077Important
usnUSN-2514-1
usnUSN-2513-1
usnUSN-2448-1
🔗

References & Sources

13
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.htmlMailing ListThird Party Advisory
http://secunia.com/advisories/60174Broken Link
http://secunia.com/advisories/61142Broken Link
http://www.openwall.com/lists/oss-security/2014/10/08/21Mailing ListPatchThird Party Advisory
http://www.securityfocus.com/bid/70319Third Party AdvisoryVDB Entry
http://www.securitytracker.com/id/1030991Third Party AdvisoryVDB Entry
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