漏洞类别:Ubuntu
漏洞等级:
漏洞信息
It was discovered that the strongSwan gmp plugin incorrectly validated RSA public keys.
It was discovered that strongSwan incorrectly parsed ASN.1 CHOICE types.
漏洞危害
A remote attacker could use this issue to cause strongSwan to crash, resulting in a denial of service. (CVE-2017-9022)
A remote attacker could use this issue to cause strongSwan to hang, resulting in a denial of service. (CVE-2017-9023)
解决方案
Refer to Ubuntu advisory USN-3301-1 for affected packages and patching details, or update with your package manager.
Patch:
Following are links for downloading patches to fix the vulnerabilities:
USN-3301-1: 16.10 (Yakkety) on src (libstrongswan)
USN-3301-1: 16.04 (Xenial) on src (libstrongswan)
USN-3301-1: 16.10 (Yakkety) on src (strongswan-plugin-gmp)
USN-3301-1: 14.04 (Kylin) on src (strongswan-plugin-gmp)
USN-3301-1: 16.04 (Xenial) on src (strongswan)
USN-3301-1: 17.04 (zesty) on src (strongswan)
USN-3301-1: 17.04 (zesty) on src (libstrongswan)
USN-3301-1: 14.04 (Kylin) on src (libstrongswan)
USN-3301-1: 16.04 (Xenial) on src (strongswan-plugin-gmp)
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