7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
IBM Flex System Networking Switch Products have addressed the following vulnerability in Linux Kernel.
Summary
IBM Flex System Networking Switch Products have addressed the following vulnerability in Linux Kernel.
Vulnerability Details:
CVEID: CVE-2017-6214
Description: Linux Kernel is vulnerable to a denial of service, caused by an error in the tcp_splice_read() function. By sending a specially crafted TCP packet, a remote attacker could exploit this vulnerability to cause the application to enter into an infinite loop and consume an overly large amount of CPU resources.
CVSS Base Score: 7.5
CVSS Temporal Score: See <https://exchange.xforce.ibmcloud.com/vulnerabilities/122320> for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Affected Products and Versions
Product | Affected Version |
---|---|
IBM Flex System Fabric EN4093R 10Gb Scalable Switch | 7.8 |
IBM Flex System Fabric CN4093 10Gb Converged Scalable Switch | 7.8 |
IBM Flex System Fabric SI4093 System Interconnect Module | 7.8 |
IBM Flex System EN2092 1Gb Ethernet Scalable Switch | 7.8 |
Remediation/Fixes:
Firmware fix versions are available on Fix Central:
<http://www.ibm.com/support/fixcentral/>.
Product | Fix Version |
---|---|
IBM Flex System Fabric EN4093R 10Gb Scalable Switch | |
(ibm_fw_scsw_en4093r-7.8.18.0_anyos_noarch) | 7.8.18.0 |
IBM Flex System Fabric CN4093 10Gb Converged Scalable Switch | |
(ibm_fw_scsw_cn4093-7.8.18.0_anyos_noarch) | 7.8.18.0 |
IBM Flex System Fabric SI4093 System Interconnect Module | |
(ibm_fw_scsw_si4093-7.8.18.0_anyos_noarch) | 7.8.18.0 |
IBM Flex System EN2092 1Gb Ethernet Scalable Switch | |
(ibm_fw_scsw_en2092-7.8.18.0_anyos_noarch) | 7.8.18.0 |
Workaround(s) & Mitigation(s):
None
References:
Related Information:
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories
Acknowledgement
None
Change History
21 November 2017: Original Copy Published
Disclaimer
According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an “industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response.” IBM PROVIDES THE CVSS SCORES “AS IS” WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
5 Medium
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P