Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes several issues.
The following security issues were fixed:
- CVE-2018-5391: Fixed a possible denial of service attack with low rates of specially modified packets targeting IP fragment re-assembly. An attacker may cause a denial of service condition by sending specially crafted IP fragments. The current vulnerability (CVE-2018-5391) became exploitable in the Linux kernel with the increase of the IP fragment reassembly queue size (bsc#1103098).
- CVE-2018-18386: The drivers/tty/n_tty.c allowed local attackers (who are able to access pseudo terminals) to hang/block further usage of any pseudo
Security update for the Linux Kernel (Live Patch 17 for SLE 12 SP3)
This update for the Linux Kernel 4.4.155-94_50 fixes several issues.
The following security issues were fixed:
- CVE-2018-17182: The vmacache_flush_all function in mm/vmacache.c mishandled sequence number overflows. An attacker can trigger a use-after-free (and possibly gain privileges) via certain thread creation, map, unmap, invalidation, and dereference operations (bsc#1110233).
- CVE-2018-14633: A security flaw was found in the chap_server_compute_md5() function in the ISCSI target code in a way an authentication request from an ISCSI initiator is processed. An unauthenticated remote attacker can cause a stack buffer overflow and smash
Security update for the Linux Kernel (Live Patch 8 for SLE 12 SP3)
This update for the Linux Kernel 4.4.114-94_11 fixes several issues.
The following security issues were fixed:
- CVE-2018-5390: Prevent very expensive calls to tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming TCP packet which can lead to a denial of service (bsc#1102682).
- CVE-2018-1000026: Fixed an insufficient input validation in bnx2x network card driver that can result in DoS via very large, specially crafted packet to the bnx2x card due to a network card firmware assertion that will take the card offline (bsc#1096723).
- CVE-2018-10938: Fixed an infinite loop in the cipso_v4_optptr() function leading to a denial-o
Security update for the Linux Kernel (Live Patch 16 for SLE 12 SP2)
This update for the Linux Kernel 4.4.103-92_53 fixes several issues.
The following security issues were fixed:
- CVE-2018-3646: Local attackers in virtualized guest systems could use speculative code patterns on hyperthreaded processors to read data present in the L1 Datacache used by other hyperthreads on the same CPU core, potentially leaking sensitive data, even from other virtual machines or the host system (bsc#1099306).
- CVE-2017-18344: The timer_create syscall implementation in kernel/time/posix-timers.c didn't properly validate the sigevent->sigev_notify field, which lead to out-of-bounds access in the show_timer function (called w
Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes several issues.
The following security issue was fixed:
- CVE-2018-3665: System software utilizing Lazy FP state restore technique on systems using Intel Core-based microprocessors may potentially have allowed a local process to infer data from another process via a speculative execution side channel (bsc#1090338, bsc#1096740).
Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes several issues.
The following security issues were fixed:
- CVE-2017-13166: An elevation of privilege vulnerability in the kernel v4l2 video driver was fixed. (bsc#1085447).
- CVE-2018-8897: A statement in the System Programming Guide of the Intel 64 and IA-32 Architectures Software Developer's Manual (SDM) was mishandled in the development of some or all operating-system kernels, resulting in unexpected behavior for #DB exceptions that are deferred by MOV SS or POP SS, as demonstrated by (for example) privilege escalation in Windows, macOS, some Xen configurations, or FreeBSD, or a Linux k
Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes several issues.
The following security issues were fixed:
- CVE-2018-1000199: A bug in x86 debug register handling of ptrace() could lead to memory corruption, possibly a denial of service or privilege escalation (bsc#1090036).
- CVE-2017-0861: Use-after-free vulnerability in the snd_pcm_info function in the ALSA subsystem in the Linux kernel allowed attackers to gain privileges via unspecified vectors (bsc#1088268).
Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes several issues.
The following security issues were fixed:
- CVE-2017-13166: Prevent elevation of privilege vulnerability in the v4l2 video driver (bsc#1085447).
- CVE-2018-1068: A flaw in the implementation of 32-bit syscall interface for bridging allowed a privileged user to arbitrarily write to a limited range of kernel memory (bsc#1085114).
- CVE-2018-7566: Prevent buffer overflow via an SNDRV_SEQ_IOCTL_SET_CLIENT_POOL ioctl write operation to /dev/snd/seq by a local user (bsc#1083488).
- CVE-2018-1000004: Prevent race condition in the sound system that could have lead to a deadlock and
Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes several issues.
The following security issue was fixed:
- CVE-2017-18075: crypto/pcrypt.c in the Linux kernel mishandled freeing instances, allowing a local user able to access the AF_ALG-based AEAD interface (CONFIG_CRYPTO_USER_API_AEAD) and pcrypt (CONFIG_CRYPTO_PCRYPT) to cause a denial of service (kfree of an incorrect pointer) or possibly have unspecified other impact by executing a crafted sequence of system calls (bsc#1077404).
Non security issue fixed:
- btrfs: account for pinned bytes in should_alloc_chunk (bsc#1077268)
Security update for the Linux Kernel (Live Patch 5 for SLE 12 SP3)
This update for the Linux Kernel 4.4.92-6_30 fixes one issue.
The following security issue was fixed:
- CVE-2017-17712: The raw_sendmsg() function had a race condition that lead to uninitialized stack pointer usage. This allowed a local user to execute code and gain privileges (bsc#1073230).
The SUSE Linux Enterprise 12 SP3 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2017-1000405: A bug in the THP CoW support could be used by local attackers to corrupt memory of other processes and cause them to crash (bnc#1069496).
- CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrm_user.c in the Linux kernel allowed local users to gain privileges or cause a denial of service (use-after-free) via a crafted SO_RCVBUF setsockopt system call in conjunction with XFRM_MSG_GETPOLICY Netlink messages (bnc#1069702).
The following non-security bugs were fixed:
Fix a b