CVE-2014-5045

CVSS V2 Medium 6.2 CVSS V3 None
Description
The mountpoint_last function in fs/namei.c in the Linux kernel before 3.15.8 does not properly maintain a certain reference count during attempts to use the umount system call in conjunction with a symlink, which allows local users to cause a denial of service (memory consumption or use-after-free) or possibly have unspecified other impact via the umount program.
Overview
  • CVE ID
  • CVE-2014-5045
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2014-08-01T11:13:09
  • Last Modified Date
  • 2020-08-14T18:11:12
Weakness Enumerations
CWE URL
CWE-59 http://cwe.mitre.org/data/definitions/59.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 3.15.8
cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux_server_tus:6.5:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:H/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • HIGH
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 6.2
  • Severity
  • MEDIUM
  • Exploitability Score
  • 1.9
  • Impact Score
  • 10
References
Reference URL Reference Tags
http://www.openwall.com/lists/oss-security/2014/07/24/2 Mailing List Third Party Advisory
https://github.com/torvalds/linux/commit/295dc39d941dc2ae53d5c170365af4c9d5c16212 Exploit Patch Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=295dc39d941dc2ae53d5c170365af4c9d5c16212 Exploit Patch Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1122472 Issue Tracking Third Party Advisory
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.8 Patch Third Party Advisory Vendor Advisory
http://rhn.redhat.com/errata/RHSA-2015-0062.html Third Party Advisory
http://www.securityfocus.com/bid/68862 Third Party Advisory VDB Entry
http://secunia.com/advisories/60353 Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2014-5045
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5045
History
Created Old Value New Value Data Type Notes
2022-05-10 17:20:40 Added to TrackCVE
2022-12-02 00:08:15 2014-08-01T11:13Z 2014-08-01T11:13:09 CVE Published Date updated
2022-12-02 00:08:15 2020-08-14T18:11:12 CVE Modified Date updated
2022-12-02 00:08:15 Analyzed Vulnerability Status updated