漏洞类别：RedHat
漏洞等级： 
漏洞信息
Network Security Services (NSS) is a set of libraries designed to support the cross-platform development of security-enabled client and server applications.
A null pointer dereference flaw was found in the way NSS handled empty SSLv2 messages. An attacker could use this flaw to crash a server application compiled against the NSS library. (CVE-2017-7502)
Affected Products
Red Hat Enterprise Linux Server 6 x86_64
Red Hat Enterprise Linux Server 6 i386
Red Hat Enterprise Linux Workstation 6 x86_64
Red Hat Enterprise Linux Workstation 6 i386
Red Hat Enterprise Linux Desktop 6 x86_64
Red Hat Enterprise Linux Desktop 6 i386
Red Hat Enterprise Linux for IBM z Systems 6 s390x
Red Hat Enterprise Linux for Power, big endian 6 ppc64
Red Hat Enterprise Linux for Scientific Computing 6 x86_64
漏洞危害
An attacker could use this flaw to crash a server application compiled against the NSS library.
解决方案
Upgrade to the latest packages which contain a patch. Refer to Applying Package Updates to RHEL system for details.
Refer to Red Hat security advisory RHSA-2017:1364 to address this issue and obtain more information.
Patch:
Following are links for downloading patches to fix the vulnerabilities:
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