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Category:   OS (Linux)  >   Linux Kernel Vendors:   kernel.org
(Ubuntu Issues Fix) Linux Kernel __driver_rfc4106_decrypt() Buffer Overflow May Let Remote Users Execute Arbitrary Code
SecurityTracker Alert ID:  1032559
SecurityTracker URL:  http://securitytracker.com/id/1032559
CVE Reference:   CVE-2015-3331   (Links to External Site)
Date:  Jun 11 2015
Impact:   Denial of service via network, Execution of arbitrary code via network, User access via network
Fix Available:  Yes  Vendor Confirmed:  Yes  
Version(s): Ubuntu 12.04 LTS
Description:   A vulnerability was reported in the Linux Kernel. A remote user can cause denial of service conditions on the target system. A remote user may be able to execute arbitrary code on the target system.

A remote user can send specially crafted data to trigger a buffer overflow in the __driver_rfc4106_decrypt() function in 'arch/x86/crypto/aesni-intel_glue.c' to cause the target system to crash or potentially execute arbitrary code.

Systems built with the Intel AES-NI instructions for AES algorithm support (CONFIG_CRYPTO_AES_NI_INTEL) are affected.

Impact:   A remote user can cause denial of service conditions.

A remote user may be able to execute arbitrary code on the target system.

Solution:   Ubuntu has issued a fix.

The Ubuntu advisory is available at:

http://www.ubuntu.com/usn/usn-2631-1

Vendor URL:  www.kernel.org/ (Links to External Site)
Cause:   Boundary error

Message History:   This archive entry is a follow-up to the message listed below.
May 28 2015 Linux Kernel __driver_rfc4106_decrypt() Buffer Overflow May Let Remote Users Execute Arbitrary Code



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