Public Date:
844714: CVE-2012-3412 kernel: sfc: potential remote denial of service through TCP MSS option

The MITRE CVE dictionary describes this issue as:

The sfc (aka Solarflare Solarstorm) driver in the Linux kernel before 3.2.30 allows remote attackers to cause a denial of service (DMA descriptor consumption and network-controller outage) via crafted TCP packets that trigger a small MSS value.

Find out more about CVE-2012-3412 from the MITRE CVE dictionary dictionary and NIST NVD.

CVSS v2 metrics

Base Score 7.1
Base Metrics AV:N/AC:M/Au:N/C:N/I:N/A:C
Access Vector Network
Access Complexity Medium
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).

Red Hat Security Errata

Platform Errata Release Date
RHEV Hypervisor for RHEL-6 (rhev-hypervisor6) RHSA-2012:1375 2012-10-18
Red Hat Enterprise Linux EUS (v. 5.6 server) (kernel) RHSA-2012:1347 2012-10-09
Red Hat Enterprise Linux 5 (kernel) RHSA-2012:1323 2012-10-02
Red Hat Enterprise Linux Extended Update Support 6.2 (kernel) RHSA-2012:1401 2012-10-23
Red Hat Enterprise Linux Server EUS (v. 6.1) (kernel) RHSA-2012:1430 2012-11-06
RHEV Agents (VDSM) RHSA-2012:1324 2012-10-02
Red Hat Enterprise Linux 6 (kernel) RHSA-2012:1366 2012-10-16

Affected Packages State

Platform Package State
Red Hat Enterprise MRG 2 realtime-kernel Affected
Unless explicitly stated as not affected, all previous versions of packages in any minor update stream of a product listed here should be assumed vulnerable, although may not have been subject to full analysis.


Red Hat would like to thank Ben Hutchings of Solarflare (tm) for reporting this issue.
Last Modified

CVE description copyright © 2017, The MITRE Corporation