CVE-2015-7613

MEDIUM

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.

References

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

Details

Source: MITRE

Published: 2015-10-19

Updated: 2016-12-08

Type: CWE-362

Risk Information

CVSS v2.0

Base Score: 6.9

Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C

Impact Score: 10

Exploitability Score: 3.4

Severity: MEDIUM