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CVE-2012-2119 Details

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.

Metrics

CVSS 3.x Severity and Vector Strings:

No CVSS 3.x data is available for this CVE.

References to Advisories, Solutions, and Tools

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

see all 20 references

Weakness Enumeration

CWE-ID	CWE Name	Source
CWE-119	Improper Restriction of Operations within the Bounds of a Memory Buffer	[email protected]

Affected Products

Product	Versions
linux linux kernel	<= 3.4.4 3.4 3.4.1 3.4.2 3.4.3
CPE cpe:2.3:o:linux:linux_kernel:::::::: cpe:2.3:o:linux:linux_kernel:3.4:::::::* cpe:2.3:o:linux:linux_kernel:3.4.1:::::::* cpe:2.3:o:linux:linux_kernel:3.4.2:::::::* cpe:2.3:o:linux:linux_kernel:3.4.3:::::::* Remediation No remediation found in references.

Change History

6 change records found show changes

Date	Action	Recorded By
Jun 16, 2026	CVE Modified	[email protected]
Apr 29, 2026	Status Change	[email protected]
Nov 21, 2024	CVE Modified	CVE
May 14, 2024	CVE Modified	[email protected]
Feb 13, 2023	CVE Modified	[email protected]
Jan 23, 2013	Initial Analysis	[email protected]