PT-2016-7807

CVE-2016-9644

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Published

2016-11-01

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Updated

2017-01-07

Description by

CVSS 2.0
9.3
High
MetricsAV:N/AC:M/Au:N/C:C/I:C/A:C
Name of the Vulnerable Software and Affected Versions Linux kernel versions 4.4.22 through 4.4.28
Description The issue allows local users to obtain root access on non-SMEP platforms via a crafted application, due to extended asm statements in the get user asm ex macro that are incompatible with the exception table. This problem arose from incorrect backporting of a patch to older kernels.
Recommendations For Linux kernel versions 4.4.22 through 4.4.28, consider upgrading to a version that correctly includes the necessary patch to resolve the incompatibility issue with the exception table.
Exploitability
Fix
Researchers
Vendors
Affected products
Weakness enumeration
Related identifiers
ALT-PU-2016-2226
USN-3146-1
USN-3146-2
USN-3161-4
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