CVE-2016-3070 Information

Description

The trace_writeback_dirty_page implementation in include/trace/events/writeback.h in the Linux kernel before 4.4 improperly interacts with mm/migrate.c which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact by triggering a certain page move.

CVSS Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=42cb14b110a5698ccf26ce59c4441722605a3743 http://rhn.redhat.com/errata/RHSA-2016-2574.html http://rhn.redhat.com/errata/RHSA-2016-2584.html http://www.debian.org/security/2016/dsa-3607 http://www.securityfocus.com/bid/90518 http://www.ubuntu.com/usn/USN-3034-1 http://www.ubuntu.com/usn/USN-3034-2 http://www.ubuntu.com/usn/USN-3035-1 http://www.ubuntu.com/usn/USN-3035-2 http://www.ubuntu.com/usn/USN-3035-3 http://www.ubuntu.com/usn/USN-3036-1 http://www.ubuntu.com/usn/USN-3037-1 https://bugzilla.redhat.com/show_bug.cgi?id=1308846 https://github.com/torvalds/linux/commit/42cb14b110a5698ccf26ce59c4441722605a3743 https://security-tracker.debian.org/tracker/CVE-2016-3070

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

7.8