漏洞类别：Ubuntu
漏洞等级： 
漏洞信息
It was discovered that Perl incorrectly handled certain regular expressions.
漏洞危害
An attacker could use this issue to cause Perl to crash, resulting in a denial of service, or possibly execute arbitrary code. (CVE-2017-12837, CVE-2017-12883)
解决方案
Refer to Ubuntu advisory USN-3478-1 for affected packages and patching details, or update with your package manager.
Patch:
Following are links for downloading patches to fix the vulnerabilities:
USN-3478-1: 14.04 (Kylin) on src (perl)
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