PRIOn knowledge basePRION:CVE-2016-4486Design/Logic Flaw
The rtnl_fill_link_ifmap function in net/core/rtnetlink.c in the Linux kernel before 4.5.5 does not initialize a certain data structure, which allows local users to obtain sensitive information from kernel stack memory by reading a Netlink message.
References
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=5f8e44741f9f216e33736ea4ec65ca9ac03036e6
lists.opensuse.org/opensuse-security-announce/2016-06/msg00044.html
lists.opensuse.org/opensuse-security-announce/2016-06/msg00052.html
lists.opensuse.org/opensuse-security-announce/2016-06/msg00054.html
lists.opensuse.org/opensuse-security-announce/2016-06/msg00056.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00000.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00007.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00038.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00044.html
lists.opensuse.org/opensuse-security-announce/2016-08/msg00055.html
www.debian.org/security/2016/dsa-3607
www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.5.5
www.openwall.com/lists/oss-security/2016/05/04/27
www.securityfocus.com/bid/90051
www.ubuntu.com/usn/USN-2989-1
www.ubuntu.com/usn/USN-2996-1
www.ubuntu.com/usn/USN-2997-1
www.ubuntu.com/usn/USN-2998-1
www.ubuntu.com/usn/USN-3000-1
www.ubuntu.com/usn/USN-3001-1
www.ubuntu.com/usn/USN-3002-1
www.ubuntu.com/usn/USN-3003-1
www.ubuntu.com/usn/USN-3004-1
www.ubuntu.com/usn/USN-3005-1
www.ubuntu.com/usn/USN-3006-1
www.ubuntu.com/usn/USN-3007-1
bugzilla.redhat.com/show_bug.cgi?id=1333316
github.com/torvalds/linux/commit/5f8e44741f9f216e33736ea4ec65ca9ac03036e6
www.exploit-db.com/exploits/46006/
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