Vulnerability Name:

CVE-2012-2119 (CCN-75046)

Assigned:2012-04-16
Published:2012-04-16
Updated:2023-02-13
Summary:Buffer overflow in the macvtap device driver in the Linux kernel before 3.4.5, when running in certain configurations, allows privileged KVM guest users to cause a denial of service (crash) via a long descriptor with a long vector length.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:5.2 Medium (CVSS v2 Vector: AV:A/AC:M/Au:S/C:N/I:N/A:C)
3.8 Low (Temporal CVSS v2 Vector: AV:A/AC:M/Au:S/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.4 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
5.2 Medium (REDHAT CVSS v2 Vector: AV:A/AC:M/Au:S/C:N/I:N/A:C)
3.8 Low (REDHAT Temporal CVSS v2 Vector: AV:A/AC:M/Au:S/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Adjacent_Network
Access Complexity (AC): Medium
Authentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Consequences:Gain Access
References:Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: MITRE
Type: CNA
CVE-2012-2119

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: RHSA-2012-0743
Important: kernel security and bug fix update

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: MacVTap Web page
MacVTap

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: OSVDB ID: 83105
Linux Kernel macvtap Device Driver Local Overflow

Source: CCN
Type: BID-53165
MacVTap Device Driver Local Stack Buffer Overflow Vulnerability

Source: CCN
Type: Red Hat Bugzilla Bug 814278
CVE-2012-2119 kernel: macvtap: zerocopy: vector length is not validated before pinning user pages

Source: XF
Type: UNKNOWN
macvtap-vector-length-bo(75046)

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20122119
    V
    		CVE-2012-2119
    2022-05-20
    oval:org.opensuse.security:def:42338
    P
    		Security update for wireshark (Moderate)
    2022-02-14
    oval:org.opensuse.security:def:32240
    P
    		Security update for the Linux Kernel (Live Patch 41 for SLE 12 SP3) (Important)
    2021-12-14
    oval:org.opensuse.security:def:26181
    P
    		Security update for mozilla-nss (Important)
    2021-12-06
    oval:org.opensuse.security:def:31716
    P
    		Security update for mozilla-nss (Important)
    2021-12-06
    oval:org.opensuse.security:def:31708
    P
    		Security update for webkit2gtk3 (Important)
    2021-11-23
    oval:org.opensuse.security:def:32218
    P
    		Security update for the Linux Kernel (Live Patch 36 for SLE 12 SP3) (Important)
    2021-11-19
    oval:org.opensuse.security:def:26160
    P
    		Security update for binutils (Moderate)
    2021-11-09
    oval:org.opensuse.security:def:26139
    P
    		Security update for libvirt (Moderate)
    2021-10-04
    oval:org.opensuse.security:def:32174
    P
    		Security update for the Linux Kernel (Live Patch 39 for SLE 12 SP3) (Important)
    2021-08-25
    oval:org.opensuse.security:def:32152
    P
    		Security update for the Linux Kernel (Live Patch 38 for SLE 12 SP3) (Important)
    2021-07-27
    oval:org.opensuse.security:def:31642
    P
    		Security update for webkit2gtk3 (Important)
    2021-06-17
    oval:org.opensuse.security:def:36428
    P
    		kernel-docs-3.0.101-63.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:42571
    P
    		kernel-default-3.0.101-63.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:36164
    P
    		kernel-default-3.0.101-63.1 on GA media (Moderate)
    2021-06-08
    oval:org.opensuse.security:def:32113
    P
    		Security update for qemu (Important)
    2021-06-08
    oval:org.opensuse.security:def:31631
    P
    		Security update for gstreamer-plugins-bad (Important)
    2021-06-07
    oval:org.opensuse.security:def:31630
    P
    		Security update for polkit (Important)
    2021-06-03
    oval:org.opensuse.security:def:26058
    P
    		Security update for postgresql10 (Moderate)
    2021-05-27
    oval:org.opensuse.security:def:26055
    P
    		Security update for hivex (Moderate)
    2021-05-26
    oval:org.opensuse.security:def:26053
    P
    		Security update for libxml2 (Important)
    2021-05-19
    oval:org.opensuse.security:def:31616
    P
    		Security update for bind (Important)
    2021-05-04
    oval:org.opensuse.security:def:32084
    P
    		Security update for gdm (Important)
    2021-04-28
    oval:org.opensuse.security:def:32895
    P
    		Security update for cifs-utils (Moderate)
    2021-04-13
    oval:org.opensuse.security:def:32064
    P
    		Security update for the Linux Kernel (Live Patch 36 for SLE 12 SP3) (Important)
    2021-04-07
    oval:org.opensuse.security:def:26213
    P
    		Security update for evolution-data-server (Moderate)
    2021-03-19
    oval:org.opensuse.security:def:33088
    P
    		Security update for MozillaFirefox (Important)
    2021-03-01
    oval:org.opensuse.security:def:26199
    P
    		Security update for ImageMagick (Moderate)
    2021-02-25
    oval:org.opensuse.security:def:26111
    P
    		Security update for cups (Moderate)
    2021-02-02
    oval:org.opensuse.security:def:25977
    P
    		Security update for openssl-1_1 (Important)
    2020-12-10
    oval:org.opensuse.security:def:32008
    P
    		Security update for the Linux Kernel (Live Patch 31 for SLE 12 SP3) (Important)
    2020-12-07
    oval:org.opensuse.security:def:35931
    P
    		kernel-default-3.0.76-0.11.1 on GA media (Moderate)
    2020-12-03
    oval:org.opensuse.security:def:26343
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:25978
    P
    		Security update for tcpdump, libpcap (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:27127
    P
    		freetype2 on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25481
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:26319
    P
    		Security update for kde-cli-tools5 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32406
    P
    		Security update for wavpack (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25766
    P
    		Security update for mariadb (Important)
    2020-12-01
    oval:org.opensuse.security:def:26695
    P
    		fetchmail on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31484
    P
    		Security update for python (Important)
    2020-12-01
    oval:org.opensuse.security:def:25725
    P
    		Security update for MozillaFirefox (Important)
    2020-12-01
    oval:org.opensuse.security:def:26930
    P
    		kernel-default on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31940
    P
    		Recommended update for glibc (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26445
    P
    		Security update for chromium (Important)
    2020-12-01
    oval:org.opensuse.security:def:32345
    P
    		Security update for spice (Important)
    2020-12-01
    oval:org.opensuse.security:def:25557
    P
    		Security update for transfig (Low)
    2020-12-01
    oval:org.opensuse.security:def:26607
    P
    		libvorbis on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:33127
    P
    		kernel-default on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31399
    P
    		Security update for perl (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:27391
    P
    		e2fsprogs-devel on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25713
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:31765
    P
    		Security update for MozillaFirefox (Important)
    2020-12-01
    oval:org.opensuse.security:def:26257
    P
    		Security update for icu (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25998
    P
    		Security update for libreoffice (Important)
    2020-12-01
    oval:org.opensuse.security:def:26392
    P
    		Security update for MozillaThunderbird (Important)
    2020-12-01
    oval:org.opensuse.security:def:25989
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:27162
    P
    		kernel-default on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25482
    P
    		Security update for man (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26403
    P
    		Security update for ffmpeg (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32450
    P
    		Security update for xen (Important)
    2020-12-01
    oval:org.opensuse.security:def:25823
    P
    		Security update for flash-player (Important)
    2020-12-01
    oval:org.opensuse.security:def:26709
    P
    		gmime on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25789
    P
    		Security update for flash-player (Critical)
    2020-12-01
    oval:org.opensuse.security:def:26290
    P
    		Security update for ImageMagick (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32856
    P
    		evolution-data-server on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31997
    P
    		Security update for java-1_7_1-ibm (Important)
    2020-12-01
    oval:org.opensuse.security:def:26489
    P
    		Security update for php7-imagick (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26262
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:32384
    P
    		Security update for tiff (Low)
    2020-12-01
    oval:org.opensuse.security:def:25685
    P
    		Security update for mariadb (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26656
    P
    		zoo on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31410
    P
    		Security update for php53 (Important)
    2020-12-01
    oval:org.opensuse.security:def:27426
    P
    		kernel-docs on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25714
    P
    		Security update for libpng16 (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31852
    P
    		Recommended udpate for SUSE Manager Client Tools (Low)
    2020-12-01
    oval:org.opensuse.security:def:26895
    P
    		findutils on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31848
    P
    		Security update for clamav (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:26431
    P
    		Security update for tor (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:32296
    P
    		Security update for procmail (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25493
    P
    		Security update for xen (Important)
    2020-12-01
    oval:org.opensuse.security:def:26554
    P
    		ghostscript-fonts-other on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:31398
    P
    		Security update for perl (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25907
    P
    		Security update for the Linux Kernel (Important)
    2020-12-01
    oval:org.opensuse.security:def:26753
    P
    		libmysqlclient15-32bit on GA media (Moderate)
    2020-12-01
    oval:org.opensuse.security:def:25917
    P
    		Security update for mariadb (Important)
    2020-12-01
    oval:org.mitre.oval:def:17909
    P
    		USN-1529-1 -- linux vulnerabilities
    2014-07-21
    oval:org.mitre.oval:def:18045
    P
    		USN-1514-1 -- linux-ti-omap4 vulnerabilities
    2014-06-30
    oval:org.mitre.oval:def:23889
    P
    		ELSA-2012:0743: kernel security and bug fix update (Important)
    2014-05-26
    oval:org.mitre.oval:def:21473
    P
    		RHSA-2012:0743: kernel security and bug fix update (Important)
    2014-02-24
    oval:com.ubuntu.precise:def:20122119000
    V
    		CVE-2012-2119 on Ubuntu 12.04 LTS (precise) - low.
    2013-01-22
    oval:com.redhat.rhsa:def:20120743
    P
    		RHSA-2012:0743: kernel security and bug fix update (Important)
    2012-06-18
    BACK