Security update for the Linux Kernel (Live Patch 11 for SLE 12 SP2)
This update for the Linux Kernel 4.4.74-92_32 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). This non-security issue was fixed: - bsc#1062847: Enable proper shut down if NIC teaming is enabled
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
This update for the Linux Kernel 4.4.74-92_32 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). This non-security issue was fixed: - bsc#1062847: Enable proper shut down if NIC teaming is enabled
05 / REFERENCES
Further evidence
- https://bugzilla.suse.com/1055567
- https://bugzilla.suse.com/1062847
- https://bugzilla.suse.com/1069708
- https://bugzilla.suse.com/1070307
- https://www.suse.com/security/cve/CVE-2017-1000405
- https://www.suse.com/security/cve/CVE-2017-16939
- https://www.suse.com/support/update/announcement/2017/suse-su-20173284-1/