CVE ID:	CVE-2014-7843
Description:	The __clear_user function in arch/arm64/lib/clear_user.S in the Linux kernel before 3.17.4 on the ARM64 platform allows local users to cause a denial of service (system crash) by reading one byte beyond a /dev/zero page boundary.
Test IDs:	None available
Cross References:	Common Vulnerability Exposure (CVE) ID: CVE-2014-7843 62305 http://secunia.com/advisories/62305 71082 http://www.securityfocus.com/bid/71082 [oss-security] 20141113 CVE-2014-7843 Linux kernel: aarch64: copying from /dev/zero causes local DoS http://www.openwall.com/lists/oss-security/2014/11/13/5 http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97fc15436b36ee3956efad83e22a557991f7d19d http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=97fc15436b36ee3956efad83e22a557991f7d19d http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4 http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.17.4 https://bugzilla.redhat.com/show_bug.cgi?id=1163744 https://bugzilla.redhat.com/show_bug.cgi?id=1163744 https://github.com/torvalds/linux/commit/97fc15436b36ee3956efad83e22a557991f7d19d https://github.com/torvalds/linux/commit/97fc15436b36ee3956efad83e22a557991f7d19d