漏洞类别:Ubuntu
漏洞等级:
漏洞信息
An unbounded recursion in the VLAN and TEB Generic Receive Offload (GRO) processing implementations in the Linux kernel.
A use-after-free condition could occur in the TCP retransmit queue handling code in the Linux kernel.
A race condition in the s390 SCLP console driver for the Linux kernel when handling ioctl()s.
A race condition in the Adaptec AAC RAID controller driver in the Linux kernel when handling ioctl()s.
漏洞危害
A remote attacker could use this to cause a stack corruption, leading to a denial of service (system crash). (CVE-2016-7039)
A local attacker could use this to cause a denial of service (system crash) or possibly execute arbitrary code. (CVE-2016-6828)
A local attacker could use this to obtain sensitive information from kernel memory. (CVE-2016-6130)
A local attacker could use this to cause a denial of service (system crash). (CVE-2016-6480)
解决方案
Refer to Ubuntu advisory USN-3099-1 for affected packages and patching details, or update with your package manager.
Patch:
Following are links for downloading patches to fix the vulnerabilities:
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-lowlatency)
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-powerpc64-emb)
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-generic-lpae)
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-generic)
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-powerpc64-smp)
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-powerpc-e500mc)
USN-3099-1: 16.04 (Xenial) on src (linux-image-4.4.0-42-powerpc-smp)
0day
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