CVE - CVE-2012-2119

CVE-ID
CVE-2012-2119	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
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.
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:RHSA-2012:0743 URL:http://rhn.redhat.com/errata/RHSA-2012-0743.html MISC:USN-1529-1 URL:http://ubuntu.com/usn/usn-1529-1 MISC:[linux-netdev] 20120416 [PATCH 3/6] macvtap: zerocopy: validate vector length before pinning user pages URL:http://marc.info/?l=linux-netdev&m=133455718001608&w=2 MISC:[oss-security] 20120419 Re: CVE request -- kernel: macvtap: zerocopy: vector length is not validated before pinning user pages URL:http://www.openwall.com/lists/oss-security/2012/04/19/14 MISC:http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278 URL:http://bugzilla.redhat.com/bugzilla/show_bug.cgi?id=814278 MISC:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73 URL:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=b92946e2919134ebe2a4083e4302236295ea2a73 MISC:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 URL:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5 MISC:https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73 URL:https://github.com/torvalds/linux/commit/b92946e2919134ebe2a4083e4302236295ea2a73 MISC:https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73 URL:https://oss.oracle.com/git/?p=redpatch.git%3Ba=commit%3Bh=4aae94d1c7b32316911c86176c0ed4f8ed62da73 MISC:openSUSE-SU-2013:0925 URL:http://lists.opensuse.org/opensuse-security-announce/2013-06/msg00005.html
Assigning CNA
Red Hat, Inc.
Date Record Created
20120404	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20120404)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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