Unrated severityNVD Advisory· Published Jan 22, 2013· Updated Jun 16, 2026
CVE-2012-2119
CVE-2012-2119
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 5 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: <=3.4.4
- 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:*:*:*:*:*:*:*
- (no CPE)range: <3.4.5
Patches
Vulnerability mechanics
References
10- bugzilla.redhat.com/bugzilla/show_bug.cginvd
- git.kernel.orgnvd
- lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.htmlnvd
- marc.infonvd
- rhn.redhat.com/errata/RHSA-2012-0743.htmlnvd
- ubuntu.com/usn/usn-1529-1nvd
- www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5nvd
- www.openwall.com/lists/oss-security/2012/04/19/14nvd
- github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73nvd
- oss.oracle.com/git/nvd
News mentions
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