SUSE: 2017:3293-1 Important: Kernel Denial Of Service Threats
suse
December 14, 2017
An update that fixes two vulnerabilities is now available
Summary
This update for the Linux Kernel 3.12.61-52_83 fixes several issues. The following security issues were fixed: - CVE-2017-16939: The XFRM dump policy implementation in net/xfrm/xfrm_user.c 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). Patch Instructions: To install this SUSE Security Update use YaST online_update. Alternatively you can run the command listed for your product:
Topics Covered
References
#1053153 #1069708
Cross- CVE-2017-10661 CVE-2017-16939
Affected Products:
SUSE Linux Enterprise Server 12-LTSS
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/1069708
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Announcement ID: SUSE-SU-2017:3293-1
Rating: important
Topics Covered
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