SUSE Security Update: Security update for Linux Kernel Live Patch 12 for SLE 12 ______________________________________________________________________________ Announcement ID: SUSE-SU-2016:3112-1 Rating: important References: #1003253 #1012183 #1012759 Cross-References: CVE-2016-7117 CVE-2016-8655 CVE-2016-9555 Affected Products: SUSE Linux Enterprise Server for SAP 12 SUSE Linux Enterprise Server 12-LTSS ______________________________________________________________________________ An update that fixes three vulnerabilities is now available. Description: This update for the Linux Kernel 3.12.55-52_42 fixes several issues. 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#1012759). - CVE-2016-9555: The sctp_sf_ootb function in net/sctp/sm_statefuns.c in the Linux kernel lacks chunk-length checking for the first chunk, which allowed remote attackers to cause a denial of service (out-of-bounds slab access) or possibly have unspecified other impact via crafted SCTP data (bsc#1012183). - CVE-2016-7117: Use-after-free vulnerability in the __sys_recvmmsg function in net/socket.c in the Linux kernel allowed remote attackers to execute arbitrary code via vectors involving a recvmmsg system call that is mishandled during error processing (bsc#1003253). 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 Server for SAP 12: zypper in -t patch SUSE-SLE-SAP-12-2016-1807=1 - SUSE Linux Enterprise Server 12-LTSS: zypper in -t patch SUSE-SLE-SERVER-12-2016-1807=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Server for SAP 12 (x86_64): kgraft-patch-3_12_55-52_42-default-4-2.1 kgraft-patch-3_12_55-52_42-xen-4-2.1 - SUSE Linux Enterprise Server 12-LTSS (x86_64): kgraft-patch-3_12_55-52_42-default-4-2.1 kgraft-patch-3_12_55-52_42-xen-4-2.1 References: https://www.suse.com/security/cve/CVE-2016-7117.html https://www.suse.com/security/cve/CVE-2016-8655.html https://www.suse.com/security/cve/CVE-2016-9555.html https://bugzilla.suse.com/1003253 https://bugzilla.suse.com/1012183 https://bugzilla.suse.com/1012759 -- To unsubscribe, e-mail: opensuse-security-announce+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-security-announce+help@opensuse.org