fix infoleak in llc in kernel-net CVE-2016-4485 remote

Tracked by Jolla

asked 2017-06-01 15:15:37 +0300

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updated 2017-06-01 15:15:37 +0300

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description

The llc_cmsg_rcv function in net/llc/af_llc.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory by reading a message. 7.5medium (attack range: remote)

Patch available.

file affected: kernel-adaptation-sbj-3.4.108.20161101.1/net/llc/af_llc.c lines 627-632

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