漏洞等级： 
漏洞信息
curl and libcurl before 7.50.1 do not prevent TLS session resumption when the client certificate has changed, which allows remote attackers to bypass intended restrictions by resuming a session. (CVE-2016-5419 )
curl and libcurl before 7.50.1 do not check the client certificate when choosing the TLS connection to reuse, which might allow remote attackers to hijack the authentication of the connection by leveraging a previously created connection with a different client certificate. (CVE-2016-5420 )
libcurl before 7.50.1 allows attackers to control which connection is used or possibly have unspecified other impact via unknown vectors. (CVE-2016-5421 )
漏洞危害
Allows unauthorized disclosure of information; allows unauthorized modification; allows disruption of service.
解决方案
Please refer to Amazon advisory ALAS-2016-730 for affected packages and patching details, or update with your package manager.
Patch:
Following are links for downloading patches to fix the vulnerabilities:
ALAS-2016-730: Amazon Linux (curl (7.40.0-8.59.amzn1) on i686)
ALAS-2016-730: Amazon Linux (curl (7.40.0-8.59.amzn1) on x86_64)
ALAS-2016-730: Amazon Linux (curl (7.40.0-8.59.amzn1) on src)
0day
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