Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2013-2520)

This script is Copyright (C) 2013-2014 Tenable Network Security, Inc.


Synopsis :

The remote Oracle Linux host is missing one or more security updates.

Description :

Description of changes:

kernel-uek
[2.6.32-400.26.2.el6uek]
- mm/hotplug: correctly add new zone to all other nodes' zone lists
(Jiang Liu) [Orabug: 16603569] {CVE-2012-5517}
- ptrace: ptrace_resume() shouldn't wake up !TASK_TRACED thread (Oleg
Nesterov) [Orabug: 16405868] {CVE-2013-0871}
- ptrace: ensure arch_ptrace/ptrace_request can never race with SIGKILL
(Oleg Nesterov) [Orabug: 16405868] {CVE-2013-0871}
- ptrace: introduce signal_wake_up_state() and ptrace_signal_wake_up()
(Oleg Nesterov) [Orabug: 16405868] {CVE-2013-0871}
- Bluetooth: Fix incorrect strncpy() in hidp_setup_hid() (Anderson
Lizardo) [Orabug: 16711062] {CVE-2013-0349}
- dccp: check ccid before dereferencing (Mathias Krause) [Orabug:
16711040] {CVE-2013-1827}
- USB: io_ti: Fix NULL dereference in chase_port() (Wolfgang Frisch)
[Orabug: 16425435] {CVE-2013-1774}
- keys: fix race with concurrent install_user_keyrings() (David Howells)
[Orabug: 16493369] {CVE-2013-1792}
- KVM: Fix bounds checking in ioapic indirect register reads
(CVE-2013-1798) (Andy Honig) [Orabug: 16710937] {CVE-2013-1798}
- KVM: x86: fix for buffer overflow in handling of MSR_KVM_SYSTEM_TIME
(CVE-2013-1796) (Jerry Snitselaar) [Orabug: 16710794] {CVE-2013-1796}
- net/tun: fix ioctl() based info leaks (Mathias Krause) [Orabug:
16675501] {CVE-2012-6547}
- atm: fix info leak via getsockname() (Mathias Krause) [Orabug:
16675501] {CVE-2012-6546}
- atm: fix info leak in getsockopt(SO_ATMPVC) (Mathias Krause) [Orabug:
16675501] {CVE-2012-6546}
- xfrm_user: fix info leak in copy_to_user_tmpl() (Mathias Krause)
[Orabug: 16675501] {CVE-2012-6537}
- xfrm_user: fix info leak in copy_to_user_policy() (Mathias Krause)
[Orabug: 16675501] {CVE-2012-6537}
- xfrm_user: fix info leak in copy_to_user_state() (Mathias Krause)
[Orabug: 16675501] {CVE-2013-6537}
- xfrm_user: return error pointer instead of NULL #2 (Mathias Krause)
[Orabug: 16675501] {CVE-2013-1826}
- xfrm_user: return error pointer instead of NULL (Mathias Krause)
[Orabug: 16675501] {CVE-2013-1826}

See also :

https://oss.oracle.com/pipermail/el-errata/2013-April/003437.html
https://oss.oracle.com/pipermail/el-errata/2013-April/003436.html

Solution :

Update the affected unbreakable enterprise kernel packages.

Risk factor :

Medium / CVSS Base Score : 6.9
(CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C)
CVSS Temporal Score : 5.4
(CVSS2#E:POC/RL:OF/RC:C)
Public Exploit Available : true