CVE-2012-6704

Impact:
Moderate
Public Date:
2012-04-26
CWE:
CWE-190
Bugzilla:
1402024: CVE-2012-6704 kernel: Signed overflows in SO_{SND|RCV}BUF in sock_setsockopt()
A flaw was found in the Linux kernel's implementation of setsockopt for the SO_{SND|RCV}BUF setsockopt() system call. Users with non-namespace CAP_NET_ADMIN are able to trigger this call and create a situation in which the sockets sendbuff data size could be negative.

Find out more about CVE-2012-6704 from the MITRE CVE dictionary dictionary and NIST NVD.

Statement

This issue does not affect the kernels as shipping with Red Hat Enterprise Linux 5, 6, 7, MRG-2 and realtime.

CVSS v2 metrics

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

Base Score 6.9
Base Metrics AV:L/AC:M/Au:N/C:C/I:C/A:C
Access Vector Local
Access Complexity Medium
Authentication None
Confidentiality Impact Complete
Integrity Impact Complete
Availability Impact Complete

CVSS v3 metrics

NOTE: The following CVSS v3 metrics and score provided are preliminary and subject to review.

CVSS3 Base Score 6.7
CVSS3 Base Metrics CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required High
User Interaction None
Scope Unchanged
Confidentiality High
Integrity Impact High
Availability Impact High

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 Not affected
Red Hat Enterprise Linux 7 kernel-rt Not affected
Red Hat Enterprise Linux 7 kernel Not affected
Red Hat Enterprise Linux 6 kernel Not affected
Red Hat Enterprise Linux 5 kernel Not affected

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