5.2
MEDIUM
CVE-2012-2119
Linux kernel KVM macvtap Buffer Overflow
Description

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.

INFO

Published Date :

Jan. 22, 2013, 11:55 p.m.

Last Modified :

April 11, 2025, 12:51 a.m.

Remotely Exploitable :

No

Impact Score :

6.9

Exploitability Score :

4.4
Affected Products

The following products are affected by CVE-2012-2119 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2012-2119.

URL Resource
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
http://marc.info/?l=linux-netdev&m=133455718001608&w=2
http://rhn.redhat.com/errata/RHSA-2012-0743.html
http://ubuntu.com/usn/usn-1529-1
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
http://www.openwall.com/lists/oss-security/2012/04/19/14
https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73
https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73
http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73
http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
http://marc.info/?l=linux-netdev&m=133455718001608&w=2
http://rhn.redhat.com/errata/RHSA-2012-0743.html
http://ubuntu.com/usn/usn-1529-1
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
http://www.openwall.com/lists/oss-security/2012/04/19/14
https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73
https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2012-2119 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2012-2119 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278
    Added Reference http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
    Added Reference http://marc.info/?l=linux-netdev&m=133455718001608&w=2
    Added Reference http://rhn.redhat.com/errata/RHSA-2012-0743.html
    Added Reference http://ubuntu.com/usn/usn-1529-1
    Added Reference http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5
    Added Reference http://www.openwall.com/lists/oss-security/2012/04/19/14
    Added Reference https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73
    Added Reference https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Feb. 13, 2023

    Action Type Old Value New Value
    Removed Reference http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b92946e2919134ebe2a4083e4302236295ea2a73 [Patch]
    Removed Reference https://oss.oracle.com/git/?p=redpatch.git;a=commit;h=4aae94d1c7b32316911c86176c0ed4f8ed62da73 [No Types Assigned]
    Added Reference http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73 [No Types Assigned]
    Added Reference https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73 [No Types Assigned]
  • Initial Analysis by [email protected]

    Jan. 23, 2013

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.24 }} -0.54%

score

0.44843

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability
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Latest DB Update: May. 12, 2025 21:49