SUSE Security Update: Security update for the Linux Kernel (Live Patch 7 for SLE 12 SP2) ______________________________________________________________________________ Announcement ID: SUSE-SU-2017:3310-1 Rating: important References: #1053153 #1055567 #1062847 #1069708 #1070307 Cross-References: CVE-2017-1000405 CVE-2017-10661 CVE-2017-16939 Affected Products: SUSE Linux Enterprise Live Patching 12 ______________________________________________________________________________ An update that solves three vulnerabilities and has two fixes is now available. Description: This update for the Linux Kernel 4.4.59-92_17 fixes several issues. The following security issues were fixed: - CVE-2017-1000405: Problematic use of pmd_mkdirty() in the touch_pmd() function allowed users to overwrite read-only huge pages (e.g. the zero huge page and sealed shmem files) (bsc#1070307). - CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrm_user.c 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 (bsc#1069708). - CVE-2017-10661: Race condition in fs/timerfd.c allowed local users to gain privileges or cause a denial of service (list corruption or use-after-free) via simultaneous file-descriptor operations that leverage improper might_cancel queueing (bsc#1053153). This non-security issue was fixed: - bsc#1062847: Enable proper shut down if NIC teaming is enabled 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 Live Patching 12: zypper in -t patch SUSE-SLE-Live-Patching-12-2017-2051=1 To bring your system up-to-date, use "zypper patch". Package List: - SUSE Linux Enterprise Live Patching 12 (x86_64): kgraft-patch-4_4_59-92_17-default-7-2.1 References: https://www.suse.com/security/cve/CVE-2017-1000405.html https://www.suse.com/security/cve/CVE-2017-10661.html https://www.suse.com/security/cve/CVE-2017-16939.html https://bugzilla.suse.com/1053153 https://bugzilla.suse.com/1055567 https://bugzilla.suse.com/1062847 https://bugzilla.suse.com/1069708 https://bugzilla.suse.com/1070307 -- To unsubscribe, e-mail: opensuse-security-announce+unsubscribe@opensuse.org For additional commands, e-mail: opensuse-security-announce+help@opensuse.org