Hybserv2 :help命令远程拒绝服务漏洞
来源:岁月联盟
时间:2010-02-08
Hybserv2 Hybserv2 1.9.4
Hybserv2 Hybserv2 1.9.3
Hybserv2 Hybserv2 1.9.2漏洞描述:
BUGTRAQ ID: 38006
CVE ID: CVE-2010-0303
Hybserv2是改进版的Hybserv IRC服务器,可提供即时会话服务。
Hybserv2的mystring.c文件中存在拒绝服务漏洞,远程用户可以通过向MemoServ服务发送包含有help /t选项的私人消息导致守护程序崩溃。<*参考
Julien Cristau (jcristau@debian.org)
http://secunia.com/advisories/38352
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=550389
http://www.debian.org/security/2010/dsa-1982
*>
SEBUG安全建议:
厂商补丁:
Debian
------
Debian已经为此发布了一个安全公告(DSA-1982-1)以及相应补丁:
DSA-1982-1:New hybserv packages fix denial of service
链接:http://www.debian.org/security/2010/dsa-1982
补丁下载:
Source archives:
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2.orig.tar.gz
Size/MD5 checksum: 418829 b0ebd0027c2b858ef8db6f06ac0d284b
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2.dsc
Size/MD5 checksum: 1000 1e53e47576f3165f8dff86114b5fbf9d
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2.diff.gz
Size/MD5 checksum: 12958 5af569d594f3208c96a3e02ee84ec4ba
alpha architecture (DEC Alpha)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_alpha.deb
Size/MD5 checksum: 237022 019c98668edd92146beb14cafe275e1d
amd64 architecture (AMD x86_64 (AMD64))
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_amd64.deb
Size/MD5 checksum: 231134 19d0a065dce4f37dba188c114d0d9a23
arm architecture (ARM)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_arm.deb
Size/MD5 checksum: 212804 71c8f8d108effc0576f58cd4f4397d9a
hppa architecture (HP PA RISC)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_hppa.deb
Size/MD5 checksum: 233400 ec2a527b697dcf1be0c80b3a2622fa42
i386 architecture (Intel ia32)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_i386.deb
Size/MD5 checksum: 210102 3e6afd1df128671cf09fb5ccc0ad475b
ia64 architecture (Intel ia64)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_ia64.deb
Size/MD5 checksum: 308362 57b37a7aad8fbdcf803086dc4284798c
mipsel architecture (MIPS (Little Endian))
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_mipsel.deb
Size/MD5 checksum: 227240 159f0509fdf4bb3287cdbb4d3fe6415a
powerpc architecture (PowerPC)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_powerpc.deb
Size/MD5 checksum: 229634 88cdd43d25c11741f33700518a13e16b
s390 architecture (IBM S/390)
http://security.debian.org/pool/updates/main/h/hybserv/hybserv_1.9.2-4+lenny2_s390.deb
Size/MD5 checksum: 222108 92f96bb22103eac2d1a0f6787329f95f
补丁安装方法:
1. 手工安装补丁包:
首先,使用下面的命令来下载补丁软件:
# wget url (url是补丁下载链接地址)
然后,使用下面的命令来安装补丁:
# dpkg -i file.deb (file是相应的补丁名)
2. 使用apt-get自动安装补丁包:
首先,使用下面的命令更新内部数据库:
# apt-get update
然后,使用下面的命令安装更新软件包:
# apt-get upgrade