OpenSSL拒绝服务漏洞（CNVD-2016-01479）

更新OpenSSL版本。

[root@nginx ~]# openssl version -a
OpenSSL 1.0.1e-fips 11 Feb 2013
built on: Wed Mar 22 21:43:28 UTC 2017
platform: linux-x86_64
options:  bn(64,64) md2(int) rc4(16x,int) des(idx,cisc,16,int) idea(int) blowfish(idx)
compiler: gcc -fPIC -DOPENSSL_PIC -DZLIB -DOPENSSL_THREADS -D_REENTRANT -DDSO_DLFCN -DHAVE_DLFCN_H -DKRB5_MIT -m64 -DL_ENDIAN -DTERMIO -Wall -O2 -g -pipe -Wall -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector --param=ssp-buffer-size=4 -m64 -mtune=generic -Wa,--noexecstack -DPURIFY -DOPENSSL_IA32_SSE2 -DOPENSSL_BN_ASM_MONT -DOPENSSL_BN_ASM_MONT5 -DOPENSSL_BN_ASM_GF2m -DSHA1_ASM -DSHA256_ASM -DSHA512_ASM -DMD5_ASM -DAES_ASM -DVPAES_ASM -DBSAES_ASM -DWHIRLPOOL_ASM -DGHASH_ASM
OPENSSLDIR: "/etc/pki/tls"
engines:  rdrand dynamic

　　

[root@nginx ~]# wget https://www.openssl.org/source/openssl-1.1.0g.tar.gz
[root@nginx ~]# tar -zvxf openssl-1.1.0g.tar.gz
[root@nginx ~]# cd openssl-1.1.0g
[root@nginx openssl-1.1.0g]# ./config shared zlib
[root@nginx openssl-1.1.0g]# make
[root@nginx openssl-1.1.0g]# make install

[root@nginx openssl-1.1.0g]# mv /usr/bin/openssl /usr/bin/openssl.bak
[root@nginx openssl-1.1.0g]# mv /usr/include/openssl /usr/include/openssl.bak

[root@nginx openssl-1.1.0g]#  find / -name openssl
/etc/pki/ca-trust/extracted/openssl
/data/software/nginx-1.12.2/auto/lib/openssl
/data/software/openssl-1.1.0g/apps/openssl
/data/software/openssl-1.1.0g/include/openssl
/usr/lib64/openssl
/usr/local/share/doc/openssl
/usr/local/include/openssl
/usr/local/bin/openssl
/usr/include/openssl
/usr/bin/openssl

[root@nginx openssl-1.1.0g]# ln -s /usr/local/bin/openssl /usr/bin/openssl
[root@nginx openssl-1.1.0g]# ln -s /usr/local/include/openssl /usr/include/openssl

[root@external-lb01 ~]# find / -name "libssl*"
/data/software/openssl-1.1.0g/libssl.pc
/data/software/openssl-1.1.0g/libssl.so
/data/software/openssl-1.1.0g/libssl.a
/data/software/openssl-1.1.0g/libssl.so.1.1
/data/software/openssl-1.1.0g/util/libssl.num
/usr/lib64/libssl3.so
/usr/lib64/pkgconfig/libssl.pc
/usr/lib64/libssl.so.1.0.1e
/usr/lib64/libssl.so
/usr/lib64/libssl.so.10
/usr/local/lib64/libssl.a
/usr/local/lib64/pkgconfig/libssl.pc
/usr/local/lib64/libssl.so
/usr/local/lib64/libssl.so.1.1