Vulnerability Name:

CVE-2014-0206 (CCN-93944)

Assigned:2013-12-03
Published:2014-06-24
Updated:2018-12-13
Summary:Array index error in the aio_read_events_ring function in fs/aio.c in the Linux kernel through 3.15.1 allows local users to obtain sensitive information from kernel memory via a large head value.
CVSS v3 Severity:6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): High
Integrity (I): None
Availibility (A): None
CVSS v2 Severity:2.1 Low (CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N)
1.6 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): None
Availibility (A): None
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): None
Availibility (A): None
4.0 Medium (REDHAT CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C)
3.0 Low (REDHAT Temporal CVSS v2 Vector: AV:L/AC:H/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): High
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-Other
Vulnerability Consequences:Obtain Information
References:Source: MITRE
Type: CNA
CVE-2014-0206

Source: CONFIRM
Type: Patch, Vendor Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=edfbbf388f293d70bf4b7c0bc38774d05e6f711a

Source: CCN
Type: Linux Kernel GIT Repository
aio: make aio_read_evt() more efficient, convert to hrtimers

Source: CCN
Type: RHSA-2014-0786
Important: kernel security, bug fix, and enhancement update

Source: CCN
Type: RHSA-2014-0913
Important: kernel-rt security update

Source: CCN
Type: oss-security Mailing List, Wed 25 Jun 2014
CVE-2014-0206 -- Linux kernel: kernel memory disclosure in io_getevents()

Source: SECUNIA
Type: Third Party Advisory
59278

Source: CCN
Type: IBM Security Bulletin 1021943
PowerKVM Kernel Vulnerabilities - Multiple CVEs

Source: BID
Type: Third Party Advisory, VDB Entry
68176

Source: CCN
Type: BID-68176
Linux Kernel '/fs/aio.c' Local Information Disclosure Vulnerability

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1030479

Source: SECTRACK
Type: Third Party Advisory, VDB Entry
1038201

Source: CCN
Type: Red Hat Bugzilla Bug 1094602
(CVE-2014-0206) CVE-2014-0206 kernel: aio: insufficient sanitization of head in aio_read_events_ring()

Source: CONFIRM
Type: Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1094602

Source: XF
Type: UNKNOWN
linux-kernel-cve20140206-info-disc(93944)

Source: CONFIRM
Type: Vendor Advisory
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=edfbbf388f29

Source: CONFIRM
Type: Patch, Third Party Advisory
https://github.com/torvalds/linux/commit/edfbbf388f293d70bf4b7c0bc38774d05e6f711a

Source: CONFIRM
Type: Third Party Advisory
https://source.android.com/security/bulletin/2017-04-01

Source: CONFIRM
Type: Vendor Advisory
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.10.46

Source: CONFIRM
Type: Vendor Advisory
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.12.24

Source: CONFIRM
Type: Vendor Advisory
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.14.10

Source: CONFIRM
Type: Vendor Advisory
https://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.15.3

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 3.15.1)

    • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:7:*:*:*:*:*:*:*

    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:7::client:*:*:*:*:*

    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:7::computenode:*:*:*:*:*

    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:7::server:*:*:*:*:*

    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:7::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/a:accelatech:bizsearch:3.2:-:*:*:*:linux_kernel:*:*
  • AND
  • cpe:/o:redhat:enterprise_mrg:2.0:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:powerkvm:2.1:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:7:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_server:7:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_workstation:7:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20140206
    V
    		CVE-2014-0206
    2017-03-01
    oval:org.mitre.oval:def:27321
    P
    		ELSA-2014-0786 -- kernel security, bug fix, and enhancement update (important)
    2014-12-15
    oval:org.mitre.oval:def:26591
    P
    		USN-2337-1 -- linux vulnerabilities
    2014-10-27
    oval:org.mitre.oval:def:26633
    P
    		USN-2336-1 -- linux-lts-trusty vulnerabilities
    2014-10-27
    oval:org.mitre.oval:def:25261
    P
    		RHSA-2014:0786: kernel security, bug fix, and enhancement update (Important)
    2014-09-08
    oval:com.ubuntu.precise:def:20140206000
    V
    		CVE-2014-0206 on Ubuntu 12.04 LTS (precise) - medium.
    2014-06-25
    oval:com.ubuntu.xenial:def:201402060000000
    V
    		CVE-2014-0206 on Ubuntu 16.04 LTS (xenial) - medium.
    2014-06-25
    oval:com.ubuntu.trusty:def:20140206000
    V
    		CVE-2014-0206 on Ubuntu 14.04 LTS (trusty) - medium.
    2014-06-25
    oval:com.ubuntu.xenial:def:20140206000
    V
    		CVE-2014-0206 on Ubuntu 16.04 LTS (xenial) - medium.
    2014-06-25
    oval:com.redhat.rhsa:def:20140786
    P
    		RHSA-2014:0786: kernel security, bug fix, and enhancement update (Important)
    2014-06-24
    BACK
    linux linux kernel *
    accelatech bizsearch 3.2 -
    redhat enterprise mrg 2.0
    redhat enterprise linux hpc node 7.0
    ibm powerkvm 2.1
    redhat enterprise linux desktop 7
    redhat enterprise linux server 7
    redhat enterprise linux workstation 7