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LIN7-7112 : Security Advisory - linux - CVE-2016-8650

Created: Dec 15, 2016    Updated: Sep 8, 2018
Resolved Date: Jan 16, 2017
Found In Version: 7.0.0.21
Fix Version: 7.0.0.23
Severity: Standard
Applicable for: Wind River Linux 7
Component/s: Kernel

Description

The mpi_powm function in lib/mpi/mpi-pow.c in the Linux kernel through 4.8.11 does not ensure that memory is allocated for limb data, which allows local users to cause a denial of service (stack memory corruption and panic) via an add_key system call for an RSA key with a zero exponent.

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2016-8650

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