CVE-2015-7613 Information

Description

Race condition in the IPC object implementation in the Linux kernel through 4.2.3 allows local users to gain privileges by triggering an ipc_addid call that leads to uid and gid comparisons against uninitialized data related to msg.c shm.c and util.c.

Reference

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=b9a532277938798b53178d5a66af6e2915cb27cf http://lists.opensuse.org/opensuse-security-announce/2015-10/msg00009.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00026.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00027.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00028.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00029.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00030.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00031.html http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00032.html http://rhn.redhat.com/errata/RHSA-2015-2636.html http://www.debian.org/security/2015/dsa-3372 http://www.openwall.com/lists/oss-security/2015/10/01/8 http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html http://www.securityfocus.com/bid/76977 http://www.securitytracker.com/id/1034094 http://www.securitytracker.com/id/1034592 http://www.ubuntu.com/usn/USN-2761-1 http://www.ubuntu.com/usn/USN-2762-1 http://www.ubuntu.com/usn/USN-2763-1 http://www.ubuntu.com/usn/USN-2764-1 http://www.ubuntu.com/usn/USN-2765-1 http://www.ubuntu.com/usn/USN-2792-1 https://bugzilla.redhat.com/show_bug.cgi?id=1268270 https://github.com/torvalds/linux/commit/b9a532277938798b53178d5a66af6e2915cb27cf https://kc.mcafee.com/corporate/index?page=content&id=SB10146