CVE-2011-4112

Impact:
Important
Public Date:
2011-07-26
Bugzilla:
751006: CVE-2011-4112 kernel: null ptr deref at dev_queue_xmit+0x35/0x4d0

The MITRE CVE dictionary describes this issue as:

The net subsystem in the Linux kernel before 3.1 does not properly restrict use of the IFF_TX_SKB_SHARING flag, which allows local users to cause a denial of service (panic) by leveraging the CAP_NET_ADMIN capability to access /proc/net/pktgen/pgctrl, and then using the pktgen package in conjunction with a bridge device for a VLAN interface.

Find out more about CVE-2011-4112 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

Red Hat Security Response team does not consider this bug to be security relevant one due to the privileges required to exploit this issue.

CVSS v2 metrics

NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.

Base Score 6.1
Base Metrics AV:A/AC:L/Au:N/C:N/I:N/A:C
Access Vector Adjacent Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact None
Availability Impact Complete

Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 realtime-kernel Affected
Red Hat Enterprise Linux 6 kernel Affected
Red Hat Enterprise Linux 5 kernel Affected

Last Modified

CVE description copyright © 2017, The MITRE Corporation

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