Security Bulletin: IBM Security Access Manager appliances are affected by kernel vulnerabilities (CVE-2017-1000364, CVE-2016-10208)

Summary

IBM Security Access Manager has addressed the following vulnerabilities, which affect the IBM Security Access Manager appliances.

Vulnerability Details

CVEID: CVE-2017-1000364**
DESCRIPTION:** Linux Kernel could allow a local attacker to gain elevated privileges on the system, caused by a a stack memory allocation flaw that allows the stack guard page to be “jumped” or bypassed. An attacker could exploit this vulnerability to execute arbitrary code with elevated privileges.
CVSS Base Score: 8.4
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/127503 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2016-10208**
DESCRIPTION:** Linux Kernel is vulnerable to a denial of service, caused by the failure to properly validate meta block groups by the ext4_fill_super function. A local attacker could exploit this vulnerability using a specially crafted EXT4 image to corrupt memory triggering an out-of-bounds read and cause the system to crash.
CVSS Base Score: 4.6
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/123370 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

Affected Products and Versions

Affected IBM Security Access Manager Appliance

|

Affected Versions

—|—
IBM Security Access Manager| 9.0.3.0 - 9.0.4.0

Remediation/Fixes

Product

|

VRMF

|

APAR

|

Remediation / First Fix

—|—|—|—
IBM Security Access Manager| 9.0.3.0 - 9.0.4.0| IJ03470| Upgrade to 9.0.5.0:
9.0.5-ISS-ISAM-FP0000

Workarounds and Mitigations

None.