SUSE Security Update: Security update for the Linux Kernel ______________________________________________________________________________ Announcement ID: SUSE-SU-2017:0407-1 Rating: important References: #1003813 #1005666 #1007197 #1008557 #1008567 #1008831 #1008833 #1008876 #1008979 #1009062 #1009969 #1010040 #1010213 #1010294 #1010475 #1010478 #1010501 #1010502 #1010507 #1010612 #1010711 #1010716 #1011685 #1012060 #1012422 #1012754 #1012917 #1012985 #1013001 #1013038 #1013479 #1013531 #1013533 #1013540 #1013604 #1014410 #1014746 #1016713 #1016725 #1016961 #1017164 #1017170 #1017410 #1017710 #1018100 #1019032 #1019148 #1019260 #1019300 #1019783 #1019851 #1020214 #1020602 #1021258 #856380 #857394 #858727 #921338 #921778 #922052 #922056 #923036 #923037 #924381 #938963 #972993 #980560 #981709 #983087 #983348 #984194 #984419 #985850 #987192 #987576 #990384 #991273 #993739 #997807 #999101 Cross-References: CVE-2015-8962 CVE-2015-8963 CVE-2015-8964 CVE-2016-10088 CVE-2016-7910 CVE-2016-7911 CVE-2016-7913 CVE-2016-7914 CVE-2016-8399 CVE-2016-8632 CVE-2016-8633 CVE-2016-8645 CVE-2016-8655 CVE-2016-9083 CVE-2016-9084 CVE-2016-9555 CVE-2016-9576 CVE-2016-9756 CVE-2016-9793 CVE-2016-9794 CVE-2016-9806 CVE-2017-2583 CVE-2017-2584 CVE-2017-5551 Affected Products: SUSE Linux Enterprise Real Time Extension 12-SP1 ______________________________________________________________________________ An update that solves 24 vulnerabilities and has 56 fixes is now available. Description: The SUSE Linux Enterprise 12 rt-kernel was updated to 3.12.69 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2015-8962: Fixed a double free vulnerability in the SCSI subsystem that allowed local users to gain privileges or cause a denial of service (memory corruption and system crash) (bnc#1010501). - CVE-2015-8963: Fixed a race condition in kernel/events/core.c that allowed local users to gain privileges or cause a denial of service (use-after-free) (bnc#1010502). - CVE-2015-8964: Fixed a bug in the tty_set_termios_ldisc function that allowed local users to obtain sensitive information from kernel memory (bnc#1010507). - CVE-2016-10088: The sg implementation in the Linux kernel did not properly restrict write operations in situations where the KERNEL_DS option is set, which allowed local users to read or write to arbitrary kernel memory locations or cause a denial of service (use-after-free) (bnc#1017710). - CVE-2016-7910: Fixed a use-after-free vulnerability in the block subsystem that allowed local users to gain privileges (bnc#1010716). - CVE-2016-7911: Fixed a race condition in the get_task_ioprio function that allowed local users to gain privileges or cause a denial of service (use-after-free) (bnc#1010711). - CVE-2016-7913: Fixed a bug in the xc2028_set_config function that allowed local users to gain privileges or cause a denial of service (use-after-free) (bnc#1010478). - CVE-2016-7914: The assoc_array_insert_into_terminal_node function did not check whether a slot is a leaf, which allowed local users to obtain sensitive information from kernel memory or cause a denial of service (invalid pointer dereference and out-of-bounds read) (bnc#1010475). - CVE-2016-8399: Fixed a bug in the kernel networking subsystem that could have enabled a local malicious application to execute arbitrary code within the context of the kernel. (bnc#1014746). - CVE-2016-8632: The net subsystem did not validate the relationship between the minimum fragment length and the maximum packet size, which allowed local users to gain privileges or cause a denial of service (heap-based buffer overflow) (bnc#1008831). - CVE-2016-8633: The firewire subsystem allowed remote attackers to execute arbitrary code via crafted fragmented packets in certain unusual hardware configurations (bnc#1008833). - CVE-2016-8645: The TCP stack in the Linux kernel mishandled skb truncation, which allowed local users to cause a denial of service (system crash) (bnc#1009969). - CVE-2016-8655: Fixed a race condition in the network subsystem that allowed local users to gain privileges or cause a denial of service (use-after-free) (bnc#1012754). - CVE-2016-9083: The PCI subsystem local users to bypass integer overflow checks and cause a denial of service (memory corruption) or have unspecified other impact (bnc#1007197). - CVE-2016-9084: The PCI subsystem misused the kzalloc() function, which allowed local users to cause a denial of service (integer overflow) or have unspecified other impact (bnc#1007197). - CVE-2016-9555: Fixed a bug in the network subsystem that allowed remote attackers to cause a denial of service (out-of-bounds slab access) or possibly have unspecified other impact via crafted SCTP data (bnc#1011685). - CVE-2016-9576: The block subsystem did not properly restrict the type of iterator, which allowed local users to read or write to arbitrary kernel memory locations or cause a denial of service (use-after-free) (bnc#1013604). - CVE-2016-9756: The kernel did not properly initialize Code Segment (CS) in certain error cases, which allowed local users to obtain sensitive information from kernel stack memory (bnc#1013038). - CVE-2016-9793: The net subsystem mishandled negative values of sk_sndbuf and sk_rcvbuf, which allowed local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact (bnc#1013531). - CVE-2016-9794: Fixed a race condition in the ALSA subsystem that allowed local users to cause a denial of service (use-after-free) or possibly have unspecified other impact (bnc#1013533). - CVE-2016-9806: Fixed a race condition in the netlink_dump() function which could have allowed local users to cause a denial of service (double free) or possibly have unspecified other impact (bnc#1013540). - CVE-2017-2583: kvm: x86: fixed emulation of "MOV SS, null selector" (bsc#1020602). - CVE-2017-2584: arch: x86: kvm: fixed a bug that could have allowed local users to obtain sensitive information from kernel memory or cause a denial of service (use-after-free) (bnc#1019851). - CVE-2017-5551: tmpfs: Fixed a bug that could have allowed users to set setgid bits on files they don't down. (bsc#1021258, CVE-2017-5551). The following non-security bugs were fixed: - 8250_pci: Fix potential use-after-free in error path (bsc#1013001). - block_dev: do not test bdev->bd_contains when it is not stable (bsc#1008557). - bna: Add synchronization for tx ring (bsc#993739). - bnx2i/bnx2fc : fix randconfig error in next-20140909 (bsc#922052 bsc#922056). - bnx2x: Correct ringparam estimate when DOWN (bsc#1020214). - bnx2x: fix lockdep splat (bsc#922052 bsc#922056). - btrfs: Ensure proper sector alignment for btrfs_free_reserved_data_space (bsc#1005666). - btrfs: Export and move leaf/subtree qgroup helpers to qgroup.c (bsc#983087). - btrfs: Revert "do not delay inode ref updates during log replay" (bsc#987192). - btrfs: bugfix: handle FS_IOC32_{GETFLAGS,SETFLAGS,GETVERSION} in btrfs_ioctl (bsc#1018100). - btrfs: do not delay inode ref updates during log replay (bsc#987192). - btrfs: fix incremental send failure caused by balance (bsc#985850). - btrfs: fix relocation incorrectly dropping data references (bsc#990384). - btrfs: increment ctx->pos for every emitted or skipped dirent in readdir (bsc#981709). - btrfs: qgroup: Fix qgroup data leaking by using subtree tracing (bsc#983087). - btrfs: remove old tree_root dirent processing in btrfs_real_readdir() (bsc#981709). - btrfs: send, do not bug on inconsistent snapshots (bsc#985850). - cpufreq: intel_pstate: Fix divide by zero on Knights Landing (KNL) (bsc#1008876). - cpuset: fix sched_load_balance that was accidentally broken in a previous update (bsc#1010294). - ext4: fix data exposure after a crash (bsc#1012985). - fs/dcache: move the call of __d_drop(anon) into __d_materialise_unique(dentry, anon) (bsc#984194). - fuse: do not use iocb after it may have been freed (bsc#1012985). - hpilo: Add support for iLO5 (bsc#999101). - ib/core: Avoid unsigned int overflow in sg_alloc_table (bsc#924381 bsc#921338). - ib/mlx5: Fix FW version diaplay in sysfs (bnc#923036). - ib/mlx5: Fix entries check in mlx5_ib_resize_cq (bnc#858727). - ib/mlx5: Fix entries checks in mlx5_ib_create_cq (bnc#858727). - ib/mlx5: Remove per-MR pas and dma pointers (bnc#923036). - ibmveth: calculate gso_segs for large packets (bsc#1019148). - ibmveth: check return of skb_linearize in ibmveth_start_xmit (bsc#1019148). - ibmveth: consolidate kmalloc of array, memset 0 to kcalloc (bsc#1019148). - ibmveth: set correct gso_size and gso_type (bsc#1019148). - igb: Fix oops caused by missing queue pairing (bnc#857394). - ipmi_si: create hardware-independent softdep for ipmi_devintf (bsc#1009062). - ipr: Enable SIS pipe commands for SIS-32 devices (bsc#1016961). - ipv4: Fix ip_queue_xmit to pass sk into ip_local_out_sk (bsc#938963). - kabi: protect __sk_mem_reclaim (kabi). - kabi: protect struct perf_event_context (kabi). - kabi: reintroduce sk_filter (kabi). - kernel: remove broken memory detection sanity check (bnc#1008567, LTC#148072). - kgr: ignore zombie tasks during the patching (bnc#1008979). - kgraft/iscsi-target: Do not block kGraft in iscsi_np kthread (bsc#1010612). - kgraft/xen: Do not block kGraft in xenbus kthread (bsc#1017410). - net/mlx5: Avoid passing dma address 0 to firmware (bnc#858727). - net/mlx5: Fix typo in mlx5_query_port_pvlc (bnc#923036). - net/mlx5e: Do not modify CQ before it was created (bnc#923036). - net/mlx5e: Do not try to modify CQ moderation if it is not supported (bnc#923036). - net/mlx5e: Fix MLX5E_100BASE_T define (bnc#923036). - net/mlx5e: Remove wrong poll CQ optimization (bnc#923036). - netback: correct array index (bsc#983348). - nfsv4: Cap the transport reconnection timer at 1/2 lease period (bsc#1014410). - nfsv4: Cleanup the setting of the nfs4 lease period (bsc#1014410). - nfsv4: Fix "NFS Lock reclaim failed" errors (bsc#1014410). - ocfs2: fix BUG_ON() in ocfs2_ci_checkpointed() (bnc#1019783). - posix_acl: Fixup acl reference leak and missing conversions in ext3, gfs2, jfs, hfsplus. - powerpc/pseries: Use H_CLEAR_HPT to clear MMU hash table during kexec (bsc#1003813). - proc: avoid including "mountproto=" with no protocol in /proc/mounts (bsc#1019260). - raid1: ignore discard error (bsc#1017164). - reiserfs: fix race in prealloc discard (bsc#987576). - rpm/kernel-binary.spec.in: Export a make-stderr.log file (bsc#1012422) - rpm/kernel-spec-macros: Fix the check if there is no rebuild counter (bsc#1012060) - rpm/kernel-spec-macros: Ignore too high rebuild counter (bsc#1012060) - serial: 8250_pci: Detach low-level driver during PCI error recovery (bsc#1013001). - sfc: clear napi_hash state when copying channels (bsc#923037). - sfc: fix potential stack corruption from running past stat bitmask (bsc#923037). - sfc: on MC reset, clear PIO buffer linkage in TXQs (bnc#856380). - sunrpc: Enforce an upper limit on the number of cached credentials (bsc#1012917). - sunrpc: Fix reconnection timeouts (bsc#1014410). - sunrpc: Limit the reconnect backoff timer to the max RPC message timeout (bsc#1014410). - target: Make EXTENDED_COPY 0xe4 failure return COPY TARGET DEVICE NOT REACHABLE (bsc#991273). - target: add XCOPY target/segment desc sense codes (bsc#991273). - target: bounds check XCOPY segment descriptor list (bsc#991273). - target: bounds check XCOPY total descriptor list length (bsc#991273). - target: check XCOPY segment descriptor CSCD IDs (bsc#1017170). - target: check for XCOPY parameter truncation (bsc#991273). - target: return UNSUPPORTED TARGET/SEGMENT DESC TYPE CODE sense (bsc#991273). - target: simplify XCOPY wwn->se_dev lookup helper (bsc#991273). - target: support XCOPY requests without parameters (bsc#991273). - target: use XCOPY TOO MANY TARGET DESCRIPTORS sense (bsc#991273). - target: use XCOPY segment descriptor CSCD IDs (bsc#1017170). - tg3: Avoid NULL pointer dereference in tg3_io_error_detected() (bsc#921778). - tty: Prevent ldisc drivers from re-using stale tty fields (bnc#1010507). - x86/apic: Order irq_enter/exit() calls correctly vs. ack_APIC_irq() (bsc#1013479). - xen/ftrace/x86: Set ftrace_stub to weak to prevent gcc from using short jumps to it (bsc#984419). - xenbus: correctly signal errors from xenstored_local_init() (luckily none so far). - xfs: allow lazy sb counter sync during filesystem freeze sequence (bsc#980560). - xfs: refactor xlog_recover_process_data() (bsc#1019300). Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product: - SUSE Linux Enterprise Real Time Extension 12-SP1: zypper in -t patch SUSE-SLE-RT-12-SP1-2017-202=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Real Time Extension 12-SP1 (noarch): kernel-devel-rt-3.12.69-60.30.1 kernel-source-rt-3.12.69-60.30.1 - SUSE Linux Enterprise Real Time Extension 12-SP1 (x86_64): kernel-compute-3.12.69-60.30.1 kernel-compute-base-3.12.69-60.30.1 kernel-compute-base-debuginfo-3.12.69-60.30.1 kernel-compute-debuginfo-3.12.69-60.30.1 kernel-compute-debugsource-3.12.69-60.30.1 kernel-compute-devel-3.12.69-60.30.1 kernel-compute_debug-debuginfo-3.12.69-60.30.1 kernel-compute_debug-debugsource-3.12.69-60.30.1 kernel-compute_debug-devel-3.12.69-60.30.1 kernel-compute_debug-devel-debuginfo-3.12.69-60.30.1 kernel-rt-3.12.69-60.30.1 kernel-rt-base-3.12.69-60.30.1 kernel-rt-base-debuginfo-3.12.69-60.30.1 kernel-rt-debuginfo-3.12.69-60.30.1 kernel-rt-debugsource-3.12.69-60.30.1 kernel-rt-devel-3.12.69-60.30.1 kernel-rt_debug-debuginfo-3.12.69-60.30.1 kernel-rt_debug-debugsource-3.12.69-60.30.1 kernel-rt_debug-devel-3.12.69-60.30.1 kernel-rt_debug-devel-debuginfo-3.12.69-60.30.1 kernel-syms-rt-3.12.69-60.30.1 References: https://www.suse.com/security/cve/CVE-2015-8962.html https://www.suse.com/security/cve/CVE-2015-8963.html https://www.suse.com/security/cve/CVE-2015-8964.html https://www.suse.com/security/cve/CVE-2016-10088.html https://www.suse.com/security/cve/CVE-2016-7910.html https://www.suse.com/security/cve/CVE-2016-7911.html https://www.suse.com/security/cve/CVE-2016-7913.html https://www.suse.com/security/cve/CVE-2016-7914.html https://www.suse.com/security/cve/CVE-2016-8399.html https://www.suse.com/security/cve/CVE-2016-8632.html https://www.suse.com/security/cve/CVE-2016-8633.html https://www.suse.com/security/cve/CVE-2016-8645.html https://www.suse.com/security/cve/CVE-2016-8655.html https://www.suse.com/security/cve/CVE-2016-9083.html https://www.suse.com/security/cve/CVE-2016-9084.html https://www.suse.com/security/cve/CVE-2016-9555.html https://www.suse.com/security/cve/CVE-2016-9576.html https://www.suse.com/security/cve/CVE-2016-9756.html https://www.suse.com/security/cve/CVE-2016-9793.html https://www.suse.com/security/cve/CVE-2016-9794.html https://www.suse.com/security/cve/CVE-2016-9806.html https://www.suse.com/security/cve/CVE-2017-2583.html https://www.suse.com/security/cve/CVE-2017-2584.html https://www.suse.com/security/cve/CVE-2017-5551.html https://bugzilla.suse.com/1003813 https://bugzilla.suse.com/1005666 https://bugzilla.suse.com/1007197 https://bugzilla.suse.com/1008557 https://bugzilla.suse.com/1008567 https://bugzilla.suse.com/1008831 https://bugzilla.suse.com/1008833 https://bugzilla.suse.com/1008876 https://bugzilla.suse.com/1008979 https://bugzilla.suse.com/1009062 https://bugzilla.suse.com/1009969 https://bugzilla.suse.com/1010040 https://bugzilla.suse.com/1010213 https://bugzilla.suse.com/1010294 https://bugzilla.suse.com/1010475 https://bugzilla.suse.com/1010478 https://bugzilla.suse.com/1010501 https://bugzilla.suse.com/1010502 https://bugzilla.suse.com/1010507 https://bugzilla.suse.com/1010612 https://bugzilla.suse.com/1010711 https://bugzilla.suse.com/1010716 https://bugzilla.suse.com/1011685 https://bugzilla.suse.com/1012060 https://bugzilla.suse.com/1012422 https://bugzilla.suse.com/1012754 https://bugzilla.suse.com/1012917 https://bugzilla.suse.com/1012985 https://bugzilla.suse.com/1013001 https://bugzilla.suse.com/1013038 https://bugzilla.suse.com/1013479 https://bugzilla.suse.com/1013531 https://bugzilla.suse.com/1013533 https://bugzilla.suse.com/1013540 https://bugzilla.suse.com/1013604 https://bugzilla.suse.com/1014410 https://bugzilla.suse.com/1014746 https://bugzilla.suse.com/1016713 https://bugzilla.suse.com/1016725 https://bugzilla.suse.com/1016961 https://bugzilla.suse.com/1017164 https://bugzilla.suse.com/1017170 https://bugzilla.suse.com/1017410 https://bugzilla.suse.com/1017710 https://bugzilla.suse.com/1018100 https://bugzilla.suse.com/1019032 https://bugzilla.suse.com/1019148 https://bugzilla.suse.com/1019260 https://bugzilla.suse.com/1019300 https://bugzilla.suse.com/1019783 https://bugzilla.suse.com/1019851 https://bugzilla.suse.com/1020214 https://bugzilla.suse.com/1020602 https://bugzilla.suse.com/1021258 https://bugzilla.suse.com/856380 https://bugzilla.suse.com/857394 https://bugzilla.suse.com/858727 https://bugzilla.suse.com/921338 https://bugzilla.suse.com/921778 https://bugzilla.suse.com/922052 https://bugzilla.suse.com/922056 https://bugzilla.suse.com/923036 https://bugzilla.suse.com/923037 https://bugzilla.suse.com/924381 https://bugzilla.suse.com/938963 https://bugzilla.suse.com/972993 https://bugzilla.suse.com/980560 https://bugzilla.suse.com/981709 https://bugzilla.suse.com/983087 https://bugzilla.suse.com/983348 https://bugzilla.suse.com/984194 https://bugzilla.suse.com/984419 https://bugzilla.suse.com/985850 https://bugzilla.suse.com/987192 https://bugzilla.suse.com/987576 https://bugzilla.suse.com/990384 https://bugzilla.suse.com/991273 https://bugzilla.suse.com/993739 https://bugzilla.suse.com/997807 https://bugzilla.suse.com/999101 -- To unsubscribe, e-mail: opensuse-security-announce+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-security-announce+help@opensuse.org