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HistoryApr 14, 2023 - 2:32 p.m.

Security Bulletin: Vulnerability in the Linux Kernel affects IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter Systems (CVE-2017-6214)

2023-04-1414:32:25
www.ibm.com
53
ibm integrated management module
imm2
linux kernel
vulnerability
fix
ibm systems

CVSS2

5

Attack Vector

NETWORK

Attack 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

CVSS3

7.5

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

AI Score

8.3

Confidence

High

EPSS

0.047

Percentile

92.7%

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter Systems
have addressed the following vulnerability in the Linux Kernel.

Vulnerability Details

Summary

IBM Integrated Management Module II (IMM2) for System x, Flex and BladeCenter Systems have addressed the following vulnerability in the 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 Integrated Management Module II (IMM2) for System x and Flex Systems 1AOO
IBM Integrated Management Module II (IMM2) for BladeCenter Systems 1AOO

Remediation/Fixes:

Fix versions are available on Fix Central:
http://www.ibm.com/support/fixcentral/.

Product Fix Version
IBM Integrated Management Module II (IMM2) for System x and Flex Systems
ibm_fw_imm2_1aoo78j-6.20_anyos_noarch 1AOO78J-6.20
IBM Integrated Management Module II (IMM2) for BladeCenter Systems
ibm_fw_imm2_1aoo78j-6.20_bc-anyos_noarch 1AOO78J-6.20_bc

Workaround(s) & Mitigation(s):

None

References:

  • Complete CVSS v3 Guide
  • On-line Calculator v3

Related Information:
IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog
Lenovo Product Security Advisories

Acknowledgement

None

Change History
14 September 2017: Original Copy Published

  • The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

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.

CVSS2

5

Attack Vector

NETWORK

Attack 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

CVSS3

7.5

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

AI Score

8.3

Confidence

High

EPSS

0.047

Percentile

92.7%