Security update for Linux Kernel (important)

The SUSE Linux Enterprise 10 SP4 LTSS kernel was updated to receive
various security and bugfixes.

The following security bugs have been fixed:

   * CVE-2015-2041: A information leak in the llc2_timeout_table was
     fixed (bnc#919007).
   * CVE-2014-9322: arch/x86/kernel/entry_64.S in the Linux kernel did
     not properly handle faults associated with the Stack Segment (SS)
     segment register, which allowed local users to gain privileges by
     triggering an IRET instruction that leads to access to a GS Base
     address from the wrong space (bnc#910251).
   * CVE-2014-9090: The do_double_fault function in
     arch/x86/kernel/traps.c in the Linux kernel did not properly handle
     faults associated with the Stack Segment (SS) segment register,
     which allowed local users to cause a denial of service (panic) via a
     modify_ldt system call, as demonstrated by sigreturn_32 in the
     1-clock-tests test suite (bnc#907818).
   * CVE-2014-4667: The sctp_association_free function in
     net/sctp/associola.c in the Linux kernel did not properly manage a
     certain backlog value, which allowed remote attackers to cause a
     denial of service (socket outage) via a crafted SCTP packet
     (bnc#885422).
   * CVE-2014-3673: The SCTP implementation in the Linux kernel allowed
     remote attackers to cause a denial of service (system crash) via a
     malformed ASCONF chunk, related to net/sctp/sm_make_chunk.c and
     net/sctp/sm_statefuns.c (bnc#902346).
   * CVE-2014-3185: Multiple buffer overflows in the
     command_port_read_callback function in
     drivers/usb/serial/whiteheat.c in the Whiteheat USB Serial Driver in
     the Linux kernel allowed physically proximate attackers to execute
     arbitrary code or cause a denial of service (memory corruption and
     system crash) via a crafted device that provides a large amount of
     (1) EHCI or (2) XHCI data associated with a bulk response
     (bnc#896391).
   * CVE-2014-3184: The report_fixup functions in the HID subsystem in
     the Linux kernel might have allowed physically proximate attackers
     to cause a denial of service (out-of-bounds write) via a crafted
     device that provides a small report descriptor, related to (1)
     drivers/hid/hid-cherry.c, (2) drivers/hid/hid-kye.c, (3)
     drivers/hid/hid-lg.c, (4) drivers/hid/hid-monterey.c, (5)
     drivers/hid/hid-petalynx.c, and (6) drivers/hid/hid-sunplus.c
     (bnc#896390).
   * CVE-2014-1874: The security_context_to_sid_core function in
     security/selinux/ss/services.c in the Linux kernel allowed local
     users to cause a denial of service (system crash) by leveraging the
     CAP_MAC_ADMIN capability to set a zero-length security context
     (bnc#863335).
   * CVE-2014-0181: The Netlink implementation in the Linux kernel did
     not provide a mechanism for authorizing socket operations based on
     the
     opener of a socket, which allowed local users to bypass intended

access restrictions and modify network configurations by using a Netlink
socket for the (1) stdout or (2) stderr of a setuid program (bnc#875051).
* CVE-2013-4299: Interpretation conflict in
drivers/md/dm-snap-persistent.c in the Linux kernel allowed remote
authenticated users to obtain sensitive information or modify data
via a crafted mapping to a snapshot block device (bnc#846404).
* CVE-2013-2147: The HP Smart Array controller disk-array driver and
Compaq SMART2 controller disk-array driver in the Linux kernel did
not initialize certain data structures, which allowed local users to
obtain sensitive information from kernel memory via (1) a crafted
IDAGETPCIINFO command for a /dev/ida device, related to the
ida_locked_ioctl function in drivers/block/cpqarray.c or (2) a crafted
CCISS_PASSTHRU32 command for a /dev/cciss device, related to the
cciss_ioctl32_passthru function in drivers/block/cciss.c (bnc#823260).
* CVE-2012-6657: The sock_setsockopt function in net/core/sock.c in
the Linux kernel did not ensure that a keepalive action is
associated with a stream socket, which allowed local users to cause
a denial of service (system crash) by leveraging the ability to
create a raw socket (bnc#896779).
* CVE-2012-3400: Heap-based buffer overflow in the udf_load_logicalvol
function in fs/udf/super.c in the Linux kernel allowed remote
attackers to cause a denial of service (system crash) or possibly
have unspecified other impact via a crafted UDF filesystem
(bnc#769784).
* CVE-2012-2319: Multiple buffer overflows in the hfsplus filesystem
implementation in the Linux kernel allowed local users to gain
privileges via a crafted HFS plus filesystem, a related issue to
CVE-2009-4020 (bnc#760902).
* CVE-2012-2313: The rio_ioctl function in
drivers/net/ethernet/dlink/dl2k.c in the Linux kernel did not
restrict access to the SIOCSMIIREG command, which allowed local
users to write data to an Ethernet adapter via an ioctl call
(bnc#758813).
* CVE-2011-4132: The cleanup_journal_tail function in the Journaling
Block Device (JBD) functionality in the Linux kernel 2.6 allowed
local users to cause a denial of service (assertion error and kernel
oops) via an ext3 or ext4 image with an "invalid log first block
value" (bnc#730118).
* CVE-2011-4127: The Linux kernel did not properly restrict SG_IO
ioctl calls, which allowed local users to bypass intended
restrictions on disk read and write operations by sending a SCSI
command to (1) a partition block device or (2) an LVM volume
(bnc#738400).
* CVE-2011-1585: The cifs_find_smb_ses function in fs/cifs/connect.c
in the Linux kernel did not properly determine the associations
between users and sessions, which allowed local users to bypass CIFS
share authentication by leveraging a mount of a share by a different
user (bnc#687812).
* CVE-2011-1494: Integer overflow in the _ctl_do_mpt_command function
in drivers/scsi/mpt2sas/mpt2sas_ctl.c in the Linux kernel might have
allowed local users to gain privileges or cause a denial of service
(memory corruption) via an ioctl call specifying a crafted value
that triggers a heap-based buffer overflow (bnc#685402).
* CVE-2011-1495: drivers/scsi/mpt2sas/mpt2sas_ctl.c in the Linux
kernel did not validate (1) length and (2) offset values before
performing memory copy operations, which might allow local users to
gain privileges, cause a denial of service (memory corruption), or
obtain sensitive information from kernel memory via a crafted ioctl
call, related to the _ctl_do_mpt_command and _ctl_diag_read_buffer
functions (bnc#685402).
* CVE-2011-1493: Array index error in the rose_parse_national function
in net/rose/rose_subr.c in the Linux kernel allowed remote attackers
to cause a denial of service (heap memory corruption) or possibly
have unspecified other impact by composing FAC_NATIONAL_DIGIS data
that specifies a large number of digipeaters, and then sending this
data to a ROSE socket (bnc#681175).
* CVE-2011-4913: The rose_parse_ccitt function in net/rose/rose_subr.c
in the Linux kernel did not validate the FAC_CCITT_DEST_NSAP and
FAC_CCITT_SRC_NSAP fields, which allowed remote attackers to (1)
cause a denial of service (integer underflow, heap memory
corruption, and panic) via a small length value in data sent to a
ROSE socket, or (2) conduct stack-based buffer overflow attacks via
a large length value in data sent to a ROSE socket (bnc#681175).
* CVE-2011-4914: The ROSE protocol implementation in the Linux kernel
did not verify that certain data-length values are consistent with
the amount of data sent, which might allow remote attackers to
obtain sensitive information from kernel memory or cause a denial of
service (out-of-bounds read) via crafted data to a ROSE socket
(bnc#681175).
* CVE-2011-1476: Integer underflow in the Open Sound System (OSS)
subsystem in the Linux kernel on unspecified non-x86 platforms
allowed local users to cause a denial of service (memory corruption)
by leveraging write access to /dev/sequencer (bnc#681999).
* CVE-2011-1477: Multiple array index errors in sound/oss/opl3.c in
the Linux kernel allowed local users to cause a denial of service
(heap memory corruption) or possibly gain privileges by leveraging
write access to /dev/sequencer (bnc#681999).
* CVE-2011-1163: The osf_partition function in fs/partitions/osf.c in
the Linux kernel did not properly handle an invalid number of
partitions, which might allow local users to obtain potentially
sensitive information from kernel heap memory via vectors related to
partition-table parsing (bnc#679812).
* CVE-2011-1090: The __nfs4_proc_set_acl function in fs/nfs/nfs4proc.c
in the Linux kernel stored NFSv4 ACL data in memory that is
allocated by kmalloc but not properly freed, which allowed local
users to cause a denial of service (panic) via a crafted attempt to
set an ACL (bnc#677286).
* CVE-2014-9584: The parse_rock_ridge_inode_internal function in
fs/isofs/rock.c in the Linux kernel did not validate a length value
in the Extensions Reference (ER) System Use Field, which allowed
local users to obtain sensitive information from kernel memory via a
crafted iso9660 image (bnc#912654).
* CVE-2014-9420: The rock_continue function in fs/isofs/rock.c in the
Linux kernel did not restrict the number of Rock Ridge continuation
entries, which allowed local users to cause a denial of service
(infinite loop, and system crash or hang) via a crafted iso9660
image (bnc#911325).
* CVE-2014-5471: Stack consumption vulnerability in the
parse_rock_ridge_inode_internal function in fs/isofs/rock.c in the
Linux kernel allowed local users to cause a denial of service
(uncontrolled recursion, and system crash or reboot) via a crafted
iso9660 image with a CL entry referring to a directory entry that
has a CL entry (bnc#892490).
* CVE-2014-5472: The parse_rock_ridge_inode_internal function in
fs/isofs/rock.c in the Linux kernel allowed local users to cause a
denial of service (unkillable mount process) via a crafted iso9660
image with a self-referential CL entry (bnc#892490).
* CVE-2014-3917: kernel/auditsc.c in the Linux kernel, when
CONFIG_AUDITSYSCALL is enabled with certain syscall rules, allowed
local users to obtain potentially sensitive single-bit values from
kernel memory or cause a denial of service (OOPS) via a large value
of a syscall number (bnc#880484).
* CVE-2014-4652: Race condition in the tlv handler functionality in
the snd_ctl_elem_user_tlv function in sound/core/control.c in the
ALSA control implementation in the Linux kernel allowed local users
to
obtain sensitive information from kernel memory by leveraging
/dev/snd/controlCX access (bnc#883795).
* CVE-2014-4654: The snd_ctl_elem_add function in sound/core/control.c
in the ALSA control implementation in the Linux kernel did not check
authorization for SNDRV_CTL_IOCTL_ELEM_REPLACE commands, which
allowed local users to remove kernel controls and cause a denial of
service (use-after-free and system crash) by leveraging
/dev/snd/controlCX access for an ioctl call (bnc#883795).
* CVE-2014-4655: The snd_ctl_elem_add function in sound/core/control.c
in the ALSA control implementation in the Linux kernel did not
properly maintain the user_ctl_count value, which allowed local
users to cause a denial of service (integer overflow and limit
bypass) by leveraging /dev/snd/controlCX access for a large number
of SNDRV_CTL_IOCTL_ELEM_REPLACE ioctl calls (bnc#883795).
* CVE-2014-4653: sound/core/control.c in the ALSA control
implementation in the Linux kernel did not ensure possession of a
read/write lock, which allowed local users to cause a denial of
service (use-after-free) and obtain sensitive information from
kernel memory by leveraging /dev/snd/controlCX access (bnc#883795).
* CVE-2014-4656: Multiple integer overflows in sound/core/control.c in
the ALSA control implementation in the Linux kernel allowed local
users to cause a denial of service by leveraging /dev/snd/controlCX
access, related to (1) index values in the snd_ctl_add function and
(2) numid values in the snd_ctl_remove_numid_conflict function
(bnc#883795).

The following non-security bugs have been fixed:

   * usb: class: cdc-acm: Be careful with bInterval (bnc#891844).
   * Fix BUG due to racing lookups with reiserfs extended attribute
     backing directories (bnc#908382).
   * reiserfs: eliminate per-super xattr lock (bnc#908382).
   * reiserfs: eliminate private use of struct file in xattr (bnc#908382).
   * reiserfs: Expand i_mutex to enclose lookup_one_len (bnc#908382).
   * reiserfs: fix up lockdep warnings (bnc#908382).
   * reiserfs: fix xattr root locking/refcount bug (bnc#908382).
   * reiserfs: make per-inode xattr locking more fine grained
     (bnc#908382).
   * reiserfs: remove IS_PRIVATE helpers (bnc#908382).
   * reiserfs: simplify xattr internal file lookups/opens (bnc#908382).
   * netfilter: TCP conntrack: improve dead connection detection
     (bnc#874307).
   * Fix kABI breakage due to addition of user_ctl_lock (bnc#883795).
   * isofs: Fix unchecked printing of ER records.
   * kabi: protect struct ip_ct_tcp for bnc#874307 fix (bnc#874307).
   * s390: fix system hang on shutdown because of sclp_con (bnc#883223).
   * udf: Check component length before reading it.
   * udf: Check path length when reading symlink.
   * udf: Verify i_size when loading inode.
   * udf: Verify symlink size before loading it.
   * x86, 64-bit: Move K8 B step iret fixup to fault entry asm
     (preparatory patch).
   * x86, asm: Flip RESTORE_ARGS arguments logic (preparatory patch).
   * x86, asm: Thin down SAVE/RESTORE_* asm macros (preparatory patch).
   * x86: move dwarf2 related macro to dwarf2.h (preparatory patch).
   * xen: x86, asm: Flip RESTORE_ARGS arguments logic (preparatory patch).

Security Issues:

   * CVE-2011-1090
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1090">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1090</a>&gt;
   * CVE-2011-1163
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1163">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1163</a>&gt;
   * CVE-2011-1476
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1476">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1476</a>&gt;
   * CVE-2011-1477
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1477">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1477</a>&gt;
   * CVE-2011-1493
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1493">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1493</a>&gt;
   * CVE-2011-1494
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1494">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1494</a>&gt;
   * CVE-2011-1495
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1495">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1495</a>&gt;
   * CVE-2011-1585
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1585">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-1585</a>&gt;
   * CVE-2011-4127
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4127">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4127</a>&gt;
   * CVE-2011-4132
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4132">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4132</a>&gt;
   * CVE-2011-4913
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4913">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4913</a>&gt;
   * CVE-2011-4914
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4914">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4914</a>&gt;
   * CVE-2012-2313
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2313">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2313</a>&gt;
   * CVE-2012-2319
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2319">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2319</a>&gt;
   * CVE-2012-3400
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3400">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-3400</a>&gt;
   * CVE-2012-6657
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6657">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6657</a>&gt;
   * CVE-2013-2147
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2147">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-2147</a>&gt;
   * CVE-2013-4299
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4299">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-4299</a>&gt;
   * CVE-2013-6405
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6405">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6405</a>&gt;
   * CVE-2013-6463
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6463">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-6463</a>&gt;
   * CVE-2014-0181
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0181">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-0181</a>&gt;
   * CVE-2014-1874
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-1874">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-1874</a>&gt;
   * CVE-2014-3184
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3184">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3184</a>&gt;
   * CVE-2014-3185
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3185">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3185</a>&gt;
   * CVE-2014-3673
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3673">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3673</a>&gt;
   * CVE-2014-3917
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3917">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-3917</a>&gt;
   * CVE-2014-4652
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4652">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4652</a>&gt;
   * CVE-2014-4653
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4653">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4653</a>&gt;
   * CVE-2014-4654
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4654">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4654</a>&gt;
   * CVE-2014-4655
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4655">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4655</a>&gt;
   * CVE-2014-4656
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4656">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4656</a>&gt;
   * CVE-2014-4667
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4667">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-4667</a>&gt;
   * CVE-2014-5471
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5471">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5471</a>&gt;
   * CVE-2014-5472
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5472">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5472</a>&gt;
   * CVE-2014-9090
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9090">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9090</a>&gt;
   * CVE-2014-9322
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9322">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9322</a>&gt;
   * CVE-2014-9420
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9420">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9420</a>&gt;
   * CVE-2014-9584
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9584">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9584</a>&gt;
   * CVE-2015-2041
     &lt;<a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2041">http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2041</a>&gt;