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The SUSE Linux Enterprise 12 kernel was updated to 3.12.61 to the following security updates: - CVE-2017-1000111: fix race condition in net-packet code that could be exploited to cause out-of-bounds memory access (bsc#1052365). - CVE-2017-1000112: fix race condition in net-packet code that could have been exploited by unprivileged users to gain root access. (bsc#1052311).
The SUSE Linux Enterprise 12 kernel was updated to 3.12.61 to receive the following security update: - CVE-2017-7533: Bug in inotify code allowed privilege escalation (bnc#1049483).
This Linux kernel update for SUSE Linux Enterprise 12 fixes the following issues: - A previous security update to address CVE-2017-1000364 caused unintended side-effects in several other tools, most notably Java. These issues have been remedied. [bsc#1045340]
The SUSE Linux Enterprise 12 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2017-1000364: The default stack guard page was too small and could be 'jumped over' by userland programs using more than one page of stack in functions and so lead to memory corruption. This update extends the stack guard page to 1 MB (for 4k pages) and 16 MB (for 64k pages) to reduce this attack vector. This is not a kernel bugfix, but a hardening measure against this kind of userland attack.(bsc#1039348) The following non-security bugs were fixed: netfilter: A use-after-free was fixed that cou
The SUSE Linux Enterprise 12 GA LTSS kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2015-1350: The VFS subsystem in the Linux kernel provided an incomplete set of requirements for setattr operations that underspecifies removing extended privilege attributes, which allowed local users to cause a denial of service (capability stripping) via a failed invocation of a system call, as demonstrated by using chown to remove a capability from the ping or Wireshark dumpcap program (bnc#914939). - CVE-2016-2117: The atl2_probe function in drivers/net/ethernet/atheros/atlx/atl2.c in the Linu
The SUSE Linux Enterprise 12 kernel was updated to fix the following security bugs: - CVE-2017-7184: The Linux kernel allowed local users to obtain root privileges or cause a denial of service (heap-based out-of-bounds access) via unspecified vectors, as demonstrated during a Pwn2Own competition at CanSecWest 2017 (bnc#1030573, bnc#1028372). - CVE-2017-2636: Race condition in drivers/tty/n_hdlc.c in the Linux kernel allowed local users to gain privileges or cause a denial of service (double free) by setting the HDLC line discipline (bnc#1027565).
The SUSE Linux Enterprise 12 GA LTSS kernel was updated to 3.12.61 to receive various security and bugfixes. The following feature was implemented: - The ext2 filesystem got reenabled and supported to allow support for 'XIP' (Execute In Place) (FATE#320805). The following security bugs were fixed: - CVE-2017-5551: The tmpfs filesystem implementation in the Linux kernel preserved the setgid bit during a setxattr call, which allowed local users to gain group privileges by leveraging the existence of a setgid program with restrictions on execute permissions (bsc#1021258). - CVE-2016-7097: The filesystem implementation in the Linux kernel
The SUSE Linux Enterprise 12 kernel was updated to receive two security fixes. The following security bugs were fixed: - CVE-2016-9576: A use-after-free vulnerability in the SCSI generic driver allows users with write access to /dev/sg* or /dev/bsg* to elevate their privileges (bsc#1013604). - CVE-2016-9794: A use-after-free vulnerability in the ALSA pcm layer allowed local users to cause a denial of service, memory corruption or possibly even to elevate their privileges (bsc#1013533).
The SUSE Linux Enterprise 12 kernel was updated to receive critical security fixes. The following security bugs were fixed: - CVE-2016-8655: A race condition in the af_packet packet_set_ring function could be used by local attackers to crash the kernel or gain privileges (bsc#1012754). - CVE-2016-8632: The tipc_msg_build function in net/tipc/msg.c in the Linux kernel 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) by leveraging the CAP_NET_ADMIN capability (bnc#1008831). - CV
The SUSE Linux Enterprise 12 GA LTSS kernel was updated to fix two issues. This security bug was fixed: - CVE-2016-5195: Local privilege escalation using MAP_PRIVATE. It is reportedly exploited in the wild (bsc#1004418). This non-security bug was fixed: - sched/core: Fix a race between try_to_wake_up() and a woken up task (bsc#1002165, bsc#1001419).
The SUSE Linux Enterprise 12 GA kernel was updated to receive one critical security fix. Security issue fixed: - CVE-2016-4997: A buffer overflow in 32bit compat_setsockopt iptables handling could lead to a local privilege escalation. (bsc#986362)
The SUSE Linux Enterprise 12 kernel was updated to 3.12.60 to receive various security and bugfixes. The following security bugs were fixed: - CVE-2014-9717: fs/namespace.c in the Linux kernel processes MNT_DETACH umount2 system called without verifying that the MNT_LOCKED flag is unset, which allowed local users to bypass intended access restrictions and navigate to filesystem locations beneath a mount by calling umount2 within a user namespace (bnc#928547). - CVE-2015-8816: The hub_activate function in drivers/usb/core/hub.c in the Linux kernel did not properly maintain a hub-interface data structure, which allowed physically proximate at
The SUSE Linux Enterprise 12 GA kernel was updated to fix one security issue. The following security bug was fixed: - CVE-2016-1583: Prevent the usage of mmap when the lower file system does not allow it. This could have lead to local privilege escalation when ecryptfs-utils was installed and /sbin/mount.ecryptfs_private was setuid (bsc#983143).
The SUSE Linux Enterprise 12 kernel was updated to 3.12.55 to receive various security and bugfixes. Features added: - A improved XEN blkfront module was added, which allows more I/O bandwidth. (FATE#320625) It is called xen-blkfront in PV, and xen-vbd-upstream in HVM mode. The following security bugs were fixed: - CVE-2013-7446: Use-after-free vulnerability in net/unix/af_unix.c in the Linux kernel allowed local users to bypass intended AF_UNIX socket permissions or cause a denial of service (panic) via crafted epoll_ctl calls (bnc#955654). - CVE-2015-5707: Integer overflow in the sg_start_req function in drivers/scsi/sg.c in th
The SUSE Linux Enterprise 12 kernel was updated to receive a security fix. Following security bug was fixed: - A reference leak in keyring handling with join_session_keyring() could lead to local attackers gain root privileges. (bsc#962075, CVE-2016-0728).
The SUSE Linux Enterprise 12 kernel was updated to receive various security and bugfixes. Following security bugs were fixed: - CVE-2015-7550: A local user could have triggered a race between read and revoke in keyctl (bnc#958951). - CVE-2015-8539: A negatively instantiated user key could have been used by a local user to leverage privileges (bnc#958463). - CVE-2015-8543: The networking implementation in the Linux kernel did not validate protocol identifiers for certain protocol families, which allowed local users to cause a denial of service (NULL function pointer dereference and system crash) or possibly gain privileges by leveraging CLONE
The SUSE Linux Enterprise 12 kernel was updated to 3.12.51 to receive various security and bugfixes. Following security bugs were fixed: - CVE-2015-7799: The slhc_init function in drivers/net/slip/slhc.c in the Linux kernel did not ensure that certain slot numbers were valid, which allowed local users to cause a denial of service (NULL pointer dereference and system crash) via a crafted PPPIOCSMAXCID ioctl call (bnc#949936). - CVE-2015-5283: The sctp_init function in net/sctp/protocol.c in the Linux kernel had an incorrect sequence of protocol-initialization steps, which allowed local users to cause a denial of service (panic or memory corru
The SUSE Linux Enterprise 12 kernel was updated to 3.12.48-52.27 to receive various security and bugfixes. Following security bugs were fixed: * CVE-2015-7613: A flaw was found in the Linux kernel IPC code that could lead to arbitrary code execution. The ipc_addid() function initialized a shared object that has unset uid/gid values. Since the fields are not initialized, the check can falsely succeed. (bsc#948536) * CVE-2015-5156: When a guests KVM network devices is in a bridge configuration the kernel can create a situation in which packets are fragmented in an unexpected fashion. The GRO functionality can create a situation in
The SUSE Linux Enterprise 12 kernel was updated to version 3.12.44-52.13 to receive various bugfixes. - Btrfs: don't initialize a space info as full to prevent ENOSPC (bsc#944001). - kernel/kvm: Fix MSA3/MSA4 detection (bsc#936916, LTC#127868). - zcrypt: Fixed reset and interrupt handling of AP queues (bsc#936916, LTC#126491). - Update s390x kABI files after gcc update (bsc#924525).
The SUSE Linux Enterprise 12 kernel was updated to 3.12.44 to receive various security and bugfixes. These features were added: - mpt2sas: Added Reply Descriptor Post Queue (RDPQ) Array support (bsc#854824). - mpt3sas: Bump mpt3sas driver version to 04.100.00.00 (bsc#854817). Following security bugs were fixed: - CVE-2015-1805: iov overrun for failed atomic copy could have lead to DoS or privilege escalation (bsc#933429). - CVE-2015-3212: A race condition in the way the Linux kernel handled lists of associations in SCTP sockets could have lead to list corruption and kernel panics (bsc#936502). - CVE-2015-4036: DoS via memory corruptio
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