漏洞类别：Ubuntu
漏洞等级： 
漏洞信息
A race condition in the af_packet implementation in the Linux kernel.
漏洞危害
A local unprivileged attacker could use this to cause a denial of service (system crash) or run arbitrary code with administrative privileges.
解决方案
Refer to Ubuntu advisory USN-3150-1 for affected packages and patching details, or update with your package manager.
Patch:
Following are links for downloading patches to fix the vulnerabilities:
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-highbank)
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-powerpc64-smp)
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-powerpc-smp)
USN-3150-1: 12.04 (Precise) on src (linux-image-omap)
USN-3150-1: 12.04 (Precise) on src (linux-image-powerpc-smp)
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-virtual)
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-generic-pae)
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-generic)
USN-3150-1: 12.04 (Precise) on src (linux-image-virtual)
USN-3150-1: 12.04 (Precise) on src (linux-image-generic-pae)
USN-3150-1: 12.04 (Precise) on src (linux-image-powerpc64-smp)
USN-3150-1: 12.04 (Precise) on src (linux-image-generic)
USN-3150-1: 12.04 (Precise) on src (linux-image-highbank)
USN-3150-1: 12.04 (Precise) on src (linux-image-3.2.0-118-omap)
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